List of Publications

     Journal Papers
 
  1. Boyuan Jin, Jinhui Yuan, Kuiru Wang, Xinzhu Sang, Binbin Yan, Qiang Wu, Feng Li, Xian Zhou, Guiyao Zhou, Chongxiu Yu, Chao Lu, Hwa Yaw Tam, P. K. A. Wai
    " A comprehensive theoretical model for on-chip microring-based photonic fractional differentiators"
    SCIENTIFIC REPORTS, Vol. 5 Article Number: 14216, 2015.


  2. Jie Wang, A. Ping Zhang, Yong Hang Shen, Hwa-yaw Tam, P. K. A. Wai
    " Widely tunable mode-locked fiber laser using carbon nanotube and LPG W-shaped filter "
    Optics Letters, Vo. 40, No. 18 pp. 4329-4332, 2015.


  3. Zhenhua Dong, Siddarth Hari, Tao Gui, Kangping Zhong, Mansoor Isvand Yousefi, Chao Lu, P. K. A. Wai, Frank R. Kschischang, Alan Pak Tao Lau
    " Nonlinear Frequency Division Multiplexed Transmissions Based on NFT "
    IEEE PHOTONICS TECHNOLOGY LETTERS, Vol. 27, No. 15 pp. 1621-1623, 2015


  4. Boyuan Jin, Jinhui Yuan, Chongxiu Yu, Xinzhu Sang, Qiang Wu, Feng Li, Kuiru Wang, Binbin Yan, Gerald Farrell, P. K. A. Wai
    " Tunable fractional-order photonic differentiator based on the inverse Raman scattering in a silicon microring resonator "
    OPTICS EXPRESS, Vol. 23, No. 9, pp. 11141-11151, 2015.


  5. Jinhui Yuan, Xinzhu Sang, Qiang Wu, Guiyao Zhou, Feng Li, Chongxiu Yu, Binbin Yan, Hwa-yaw Tam, P. K. A. Wai
    " Enhanced intermodal four-wave mixing for visible and near-infrared wavelength generation in a photonic crystal fiber"
    OPTICS LETTERS, Vol. 40, No. 7, pp. 1338-1341, 2015.


  6. Yanbing Jin, Xinhuan Feng, Feng Li, Xudong Wang, Baiou Guan, Jinhui Yuan, and P. K. A. Wai
    " Gigahertz single source IIR microwave photonic filter based on coherence managed multi-longitudinal-mode fiber laser "
    OPTICS EXPRESS, Vol. 23, No. 4, pp. 4277-4288, 2015.


  7. Qi Sui, HongYu Zhang, John D. Downie, William A. Wood, Jason Hurley, Snigdharaj Mishra, Alan Pak Tao Lau, Chao Lu, Hwa-Yaw Tam, and P. K. A. Wai
    " Long-haul quasi-single-mode transmissions using few-mode fiber in presence of multi-path interference "
    Optics Express, Vol. 23, No. 3, pp. 3156-3169 (2015)


  8. Zhe Kang, Jinhui Yuan, Xianting Zhang, Qiang Wu, Xinzhu Sang, Gerald Farrell, Chongxiu Yu, Feng Li, Hwa Yaw Tam, P. K. A. Wai
    " CMOS-compatible 2-bit optical spectral quantization scheme using a silicon-nanocrystal-based horizontal slot waveguide "
    SCIENTIFIC REPORTS, Vol. 4, Art. 7177, 2015.


  9. Jinhui Yuan, Xinzhu Sang, Qiang Wu, Guiyao Zhou, Feng Li, Chongxiu Yu, Kuiru Wang, Ying Han, Farrell, G., Hwa Yaw Tam, P. K. A. Wai
    " Generation of Multiple Mid-Infrared Wavelengths by Soliton Fission in a Photonic Crystal Fiber "
    IEEE Photonics Technology Letters, Vol. 26, No. 22, pp. 2209 – 2212, 2014


  10. Yazhi Luo, Feng Li, Jie Liu, Liqing Gan, Chao Lu, P. K. A. Wai
    " 10-Gb/s All-Optical VPN in WDM-PON Using Injection-Locked Fabry–Pérot Laser Diodes "
    IEEE Photonics Technology Letters, Vol. 26, No. 22, pp. 2299 - 2302, 2014.

  11. Feng Li, Qian Li, Jinhui Yuan, and P. K. A. Wai
    " Highly coherent supercontinuum generation with picosecond pulses by using self-similar compression "
    Optics Express, Vol. 22, Issue 22, pp. 27339-27354, 2014.


  12. Qian Li, K. Nakkeeran, and P. K. A. Wai
    " Ultrashort pulse train generation using nonlinear optical fibers with exponentially decreasing dispersion "
    Journal of the Optical Society of America B, Vol. 31, Issue 8, pp. 1786-1792, 2014.


  13. C.Y Li., P. K. A. Wai, V.O.K. Li
    " Performance Model of Multichannel Deflection-Routed All-Optical Networks With Packet Injection Control "

    IEEE Transactions on Communications, Vol. 62, No. 7, pp. 2494 - 2506, 2014.


  14. Xiaohui Fang, P. K. A. Wai, Chao Lu, and Jinhua Chen
    " Flattop pulse generation based on the combined action of active mode locking and nonlinear polarization rotation"
    Applied Optics, Vol. 53, Issue 5, pp. 902-906, 2014.


  15. Feng Li, Aiqin Zhang, Xinhuan Feng, and P. K. A. Wai
    " Frequency synchronization of Fourier domain harmonically mode locked fiber laser by monitoring the supermode noise peaks"
    Optics Express, Vol. 21, No. 25, pp. 30255-30265, 2013.


  16. Qian Lia, J.Nathan Kutzb, P.K.A. Wai
    " High-degree pulse compression and high-coherence supercontinuum generation in a convex dispersion profile"
    Optics Communications, Vol. 301–302, , pp. 29–33,1 2013.


  17. Dawei Wang, Chao Lu, A.P.T Lau., P.K.A. Wai, Sailing He
    " Adaptive CD Estimation for Coherent Optical Receivers Based on Timing Error Detection"
    IEEE Photonics Technology Letters, Vol. 25, No. 10 pp. 985 - 988, 2013.


  18. C.Y. Li, P.K.A. Wai, V.O.K. Li
    " On Wavelength-Routed Networks With Reversible Wavelength Channels"
    Journal of Lightwave Technology, Vol. 31, No. 9, pp. 1409 – 1417, 2013.


  19. C.Y. Li, Ning Deng, Mo Li; Qingsong Xue, P.K.A. Wai
    " Performance Analysis and Experimental Demonstration of a Novel Network Architecture Using Optical Burst Rings for Interpod Communications in Data Centers"
    IEEE Journal of Selected Topics in Quantum Electronics, Vol. 19, No. 2, Art. 3700508, 2013.


  20. F.N. Khan, A.P.T. Lau, T.B. Anderson, J.C. Li,; Chao Lu, P.K.A. Wai
    " Simultaneous and Independent OSNR and Chromatic Dispersion Monitoring Using Empirical Moments of Asynchronously Sampled Signal Amplitudes"
    IEEE Photonics Journal, Vol. 4, No. 5, pp. 1340 - 1350, 2012.


  21. Feng Li, J. Nathan Kutz, P.K.A. Wai
    " Characterizing bifurcations and chaos in multiwavelength lasers with intensity-dependent loss and saturable homogeneous gain "
    Optics Communications, Vol. 285, No. 8, pp. 2144-2153, 2012.


  22. K. Senthilnathan, K. Nakkeeran, Qian Li, P.K.A. Wai
    " Pedestal free pulse compression of chirped optical solitons "
    Optics Communications, Vol. 285, No. 6, pp. 1449-1455, 2012.


  23. Xinhuan Feng, C. Lu, H.Y. Tam, P.K.A. Wai, D.Y. Tang, Bai-ou Guan
    " Mechanism for stable, ultra-flat multiwavelength operation in erbium-doped fiber lasers employing intensity-dependent loss "
    Optics Communications, Vol. 44, No. 1, pp. 74-77, 2012


  24. Jing Yang, Changyuan Yu , Yanfu Yang , Linghao Cheng , Zhaohui Li , Chao Lu , Alan Pak Tao Lau , Hua Yaw Tam , P. K. A. Wai
    "PMD-Insensitive CD Monitoring Based on RF Clock Power Ratio Measurement With Optical Notch Filter"
    IEEE Photonics Technology Letters, Vol. 23, No. 21, pp. 1576-1578, 2011.

  25. Jie Li, Yuan Mao , Chao Lu , Hua Yaw Tam , P. K. A. Wai
    "Polarization Splitting of Photonic Crystal Fiber With Hybrid Guidance Mechanisms"
    IEEE Photonics Technology Letters, Vol. 23, No. 18, pp. 1358-1360, 2011.


  26. Linghao Cheng , Zhaohui Li , Chao Lu , Alan Pak Tao Lau, Hua Yaw Tam, P. K. A. Wai
    "Chromatic Dispersion Monitoring Based on Variance of Received Optical Power"
    IEEE Photonics Technology Letters, Vol. 23, No. 8, pp. 486-488, 2011.


  27. Yanfu Yang, Chao Lu, Alan Pak Tao Lau, Yong Yao, Yunxu Sun, Jun Jun Xiao, Hua Yaw Tam, and P. K. A. Wai
    " A robust and dither-free technique for controlling driver signal amplitude for stable and arbitrary optical phase modulation "
    Optics Express , Vol. 19, No. 27, pp. 26353-26358, 2011.


  28. Feng Li, Edwin Ding, J. Nathan Kutz, P. K. A. Wai
    " Dual transmission filters for enhanced energy in mode-locked fiber lasers "
    Optics Express , Vol. 19, No. 23, pp. 23408-23419, 2011.


  29. Alan Pak Tao Lau, ZhaoHui Li, F. N. Khan, Chao Lu, and P. K. A. Wai
    " Analysis of signed chromatic dispersion monitoring by waveform asymmetry for differentially-coherent phase-modulated systems "
    Optics Express , Vol. 19, No. 5, pp. 4147-4156, 2011.


  30. Qian Li, Feng Li, Kenneth K. Y. Wong, Alan Pak Tao Lau, Kevin K. Tsia, and P. K. A. Wai
    " Investigating the influence of a weak continuous-wave-trigger on picosecond supercontinuum generation "
    Optics Express , Vol. 19, No. 15, pp. 13757-13769, 2011.


  31. Shao Hao Wang, Dawei Wang, Chao Lu, Tee Hiang Cheng, and P. K. A. Wai,
    " Multiple Raman Pump Assisted Fiber Optical Parametric Amplifiers "
    Journal Of Lightwave Technology , Vol. 29, No. 17, pp. 2601-2608, 2011.



  32. Shao Hao Wang, Lixin Xu, P. K. A. Wai, Hwa Yaw Tam,
    " Optimization of Raman-Assisted Fiber Optical Parametric Amplifier Gain "
    Journal Of Lightwave Technology , Vol.29, No. 8, pp.1172-1181, 2011.


  33. Qian Li, P. K. A. Wai, K. Senthilnathan and K. Nakkeeran,
    " Modeling self-similar optical pulse compression in nonlinear fiber bragg grating using coupled-mode equations "
    Journal Of Lightwave Technology , Vol. 29, No. 9, pp. 1293-1305, 2011.


  34. C.Y. Li, P. K. A. Wai, and V.O.K. Li,
    " Performance improvement methods for burst-switched networks "
    IEEE/OSA Journal of Optical Communications and Networking , Vol. 3, No. 2, pp. 104-116, 2011.


  35. Jing Yang, Changyuan Yu, Linghao Cheng, Zhaohui Li, Chao Lu, Alan Pak Tao Lau, Hwa Yaw Tam, and P. K. A. Wai
    " CD-insensitive PMD monitoring based on RF power measurement "
    Optics Express , Vol. 19, No. 2, pp. 1354-1359 , 2011.


  36. F. N. Khan, Alan Pak Tao Lau, Chao Lu, and P. K. A. Wai
    " Chromatic dispersion monitoring for multiple modulation formats and data rates using sideband optical filtering and asynchronous amplitude sampling technique "
    Optics Express , Vol. 19, No 2, pp. 1007-1015, 2011.


  37. Xinhuan Feng, Zhaohui Li, Bai-Ou Guan, Chao Lu, Hua Yaw Tam, and P. K. A. Wai
    " Switchable UWB pulse generation using a polarization maintaining fiber Bragg grating as frequency discriminator "
    Optics Express , Vol. 18, No. 4, pp. 3643-3648 , 2010.


  38. Zhaohui Li, Zhao Jian, Linghao Cheng, Yanfu Yang, Chao Lu, Alan Pak Tao Lau, Changyuan Yu, Hua Yaw Tam, and P. K. A. Wai
    " Signed chromatic dispersion monitoring of 100Gbit/s CS-RZ DQPSK signal by evaluating the asymmetry ratio of delay tap sampling "
    Optics Express , Vol. 18, No. 3, pp. 3149-3157, 2010.


  39. Zhaohui Li, Changyuan Yu, Yi Dong, Linghao Cheng, L. F. K. Lui, Chao Lu, Alan Pak Tao Lau, Hwa Yaw Tam, and P. K. A. Wai
    " Linear photonic radio frequency phase shifter using a differential-group-delay element and an optical phase modulator "
    Optics Letters , Vol. 35, No. 11, pp. 1881-1883, 2010.


  40. Khurram Karim Qureshi, Zhao Jian, Chao Lu, Hwa Yaw Tam, and P. K. A. Wai
    " Tunable polarization maintaining fiber Bragg grating based OSNR monitor "
    Optical Fiber Technology , Vol. 16, No. 4, pp. 222-224, 2010.


  41. Xinhuan Feng, P. K. A. Wai, Chao Lu, Hwa Yaw Tam, Jie Li and Bai-Ou Guan
    " Investigation of a multiwavelength erbium-doped fiber laser employing a nonlinear high-birefringence fiber loop mirror "
    Opt. Eng. , Vol. 49, pp. 074202, 2010.


  42. Xiaohui Fang, P. K. A. Wai, Chao Lu, Hua Yaw Tam and Xinyong Dong
    " High-repetition-rate pulse generation using dual-mode self-injection locking in a Fabry-Perot laser diode "
    Opt. Eng. , Vol. 49, pp. 074201, 2010.


  43. H. Y. Fu, Sunil K. Khijwania, Hua Yaw Tam, P. K. A. Wai, and Chao Lu
    " Polarization-maintaining photonic-crystal-fiber-based all-optical polarimetric torsion sensor "
    Applied Optics , Vol. 49, No. 31, pp. 5954-5958, 2010


  44. Paul Childs, Allan C. L. Wong, H. Y. Fu, Yanbiao Liao, Hwayaw Tam, Chao Lu, and P. K. A. Wai
    " Fourier analysis for hydrostatic pressure sensing in a polarization-maintaining photonic crystal fiber "
    Applied Optics , Vol. 49, No. 36, pp. 6861-6867, 2010.


  45. Jian Zhao, Alan Pak Tao Lau, Khurram Karim Qureshi, Chao Lu, X. R. Ma, Hua Yaw Tam, and P. K. A. Wai
    " Signed frequency offset measurement for direct detection DPSK system with a chromatic dispersion offset "
    Optitcs Express , Vol. 18, No. 23, pp. 23829-23836, 2010


  46. C. Y. Li, Lin Cai, P. K. A. Wai, Victor O. K. Li and Anshi Xu
    "Wavelength-Routed Networks with Light Path Data Interchanges,"
    IEEE/OSA Journal of Optical Communications and Networking, Vol. 2, No. 7, pp. 415-426, 2010.


  47. Jie Li, Yuan Mao, Chao Lu, Hwa Yaw Tam, and P. K. A. Wai
    "Polarizing Properties of Photonic Crystal Fibers With High-Index Cladding Defects"
    Journal Of Lightwave Technology, Vol. 28, No. 11, pp. 1608-1614, 2010.


  48. F. N. Khan, Alan Pak Tao Lau , Zhaohui Li, Chao Lu and P. K. A. Wai
    "OSNR Monitoring for RZ-DQPSK Systems Using Half-Symbol Delay-Tap Sampling Technique"
    IEEE Photonics Technology Letters, Vol. 22, Issue 11, pp. 823-825, 2010.


  49. Jian Zhao, Alan Pak Tao Lau , Chao Lu , Hwa Yaw Tam and P. K. A. Wai
    "Signed and Accurate Measurement of Phase Offset in Optical DPSK Demodulator "
    IEEE Photonics Technology Letters, Vol. 22, No. 14, pp. 1018-1020, 2010.


  50. F. N. Khan, Alan Pak Tao Lau, Zhaohui Li, Chao Lu and P. K. A. Wai
    "Statistical Analysis of Optical Signal-to-Noise Ratio Monitoring Using Delay-Tap Sampling,"
    IEEE Photonics Technology Letters, Vol. 22, No. 3, pp. 149-151, 2010.


  51. Guiyao Zhou, Chi-Fung Jeff Pun, Hwa Yaw Tam, Allan C. L. Wong, Chao Lu and P. K. A. Wai
    "Single-Mode Perfluorinated Polymer Optical Fibers With Refractive Index of 1.34 for Biomedical Applications,"
    IEEE Photonics Technology Letters, , Vol. 22, Issue 2, pp. 106-108, 2010.


  52. Qian Li, J. Nathan Kutz, and P. K. A. Wai
    "Cascaded higher-order soliton for non-adiabatic pulse compression,"
    Journal of the Optical Society of America B , Vol. 27, No. 11, pp. 2180-2189, 2010.


  53. Feng Li, P. K. A. Wai, and J. Nathan Kutz
    "Geometrical description of the onset of multipulsing in mode-locked laser cavities,"
    Journal of the Optical Society of America B , Vol. 27, No. 10, pp. 2068-2077, 2010.


  54. L. M. Zhao, Chao Lu, Hua Yaw Tam, P. K. A. Wai, and D. Y. Tang,
    "Higher fundamental repetition rate fiber lasers operated in strong normal dispersion regime,"
    IEEE Photonics Technology Letters , Vol. 21, No. 11, pp. 724-726, June 2009.


  55. Zhaohui Li, Chao Lu, Hwa Yaw Tam, and P. K. A. Wai,
    "Continuous Wave Pumped, All-fiber Optical Parametric Oscillator Assisted by Stimulated Raman Scattering,"
    Optics Communication , Vol. 282, pp. 2960-2908, 2009.


  56. C.-K. Lam, B. A. Malomed, K. W. Chow and P. K. A. Wai,
    " Spatial solitons supported by localized optical gain in nonlinear optical waveguides,"
    The European Physics Journal Special topics , Vol. 173, no. 1, pp. 233-243, 2009.


  57. Qian Li, K. Senthilnathan, K. Nakkeeran, and P. K. A. Wai,
    "Nearly chirp- and pedestal-free pulse compression in nonlinear fiber Bragg gratings,"
    Journal of the Optical Society of America B, Vol. 26, Issue 3, pp.432-443, 2009.


  58. C.Y. Li, P. K. A. Wai, and Victor O.K. Li,
    "Parallel Transfer Optical Packet Switches,"
    Journal Of Lightwave Technology , Vol. 27, No. 12, pp. 2159-2168, 2009.


  59. H. Y. Fu, A. C. L. Wong, P. A. Childs, Hua Yaw Tam, Y. B. Liao, Chao Lu, and P. K. A. Wai
    " Multiplexing of polarization-maintaining photonic crystal fiber based Sagnac interferometric sensors "
    Optics Express , Vol. 17, No. 21, pp. 18501-18512, 2009.


  60. K. C. D. Cheng, M. L. V. Tse, G. Y. Zhou, C. F. J. Pun, W. K. E. Chan, Chao Lu, P. K. A. Wai, and Hua Yaw Tam,
    "Optimization of 3-hole-assisted PMMA optical fiber with double cladding for UV-induced FBG fabrication "
    Optics Express , Vol. 17, Issue 4, pp. 2080-2088, 2009.


  61. M. L. V. Tse, Hua Yaw Tam, L. B. Fu, B. K. Thomas, L. Dong, Chao Lu, and P. K. A. Wai,
    "Fusion splicing holey fibers and single-mode fibers: A simple method to reduce loss and increase strength, "
    IEEE Photonics Technology Letters , Vol. 21, Issue 3, pp. 164-166, 2009.


  62. K. Senthilnathan, Qian Li, K. Nakkeeran, and P. K. A. Wai,
    "Robust pedestal-free pulse compression in cubic-quintic nonlinear media,"
    Physical Review A , Vol. 78, Issue 3, 033835, 2008.


  63. Y. H. C. Kwan, K. Nakkeeran, P. K. A. Wai, and P. Tchofo Dinda,
    "Effectiveness of Nonlinear Optical Loop Mirrors in Dispersion-Managed Fiber Communication Systems Compensated by Chirped Fiber Gratings With Group Delay Ripples,"
    Journal Of Lightwave Technology , Vol. 26, No. 24, pp. 3835-3846, 2008.


  64. Kwan Lau, S. H. Wang, Lixin Xu, Chao Lu, Hwa Yaw Tam, and P. K. A. Wai
    "All-Optical Multicast Switch Employing Raman-Assisted FWM in Dispersion-Shifted Fiber,"
    IEEE Photonics Technology Letters , Vol. 20, pp.1730-1732 , 2008.


  65. K. Nakkeeran, P. K. A. Wai, L. Xu, L. F. K. Lui, Hua Yaw Tam,
    "Role of Hystersis on the Mode-shift Characteristics of Injection Locking a Laser Diode,"
    Journal of Nonlinear Optical Physics & Materials, Vol. 17, pp.15-22, 2008.


  66. H. Y. Fu, Hua Yaw Tam, Li-Yang Shao, Xinyong Dong, P. K. A. Wai, Chao Lu, and Sunil K. Khijwania,
    "Pressure Sensor Realized with Polarization-Maintaining Photonic Crystal Fiber based Sagnac Interferometer,"
    Applied Optics., Vol. 47, pp.2835-2839, 2008.


  67. H. Y. Fu, H. L. Liu, Xinyong Dong, Hua Yaw Tam, P. K. A. Wai, and Chao Lu,
    "High-speed fibre Bragg grating sensor interrogation using dispersion compensation fibre,"
    Electronics Letters, Vol. 44, pp.618-619, 2008.


  68. K. W. Chow, Ilya M. Merhasin, Boris A. Malomed, K. Nakkeeran, K. Senthilnathan, and P. K. A. Wai,
    "Periodic waves in fiber Bragg gratings,"
    Physical Review E, vol. 77, pp. 026602, 2008.


  69. Xue-Wen Chen, Wallace C. H. Choy, C. J. Liang, P. K. A. Wai, and Sailing He,
    "Modifications of the exciton lifetime and internal quantum efficiency for organic light-emitting devices with a weak/strong microcavity,"
    Applied Physics Letters, vol. 91, pp. 221112, 2007.


  70. Xinhuan Feng, Chao Lu, Hua Yaw Tam, and P. K. A. Wai,
    "Reconfigurable Microwave Photonic Filter Using Multiwavelength Erbium-Doped Fiber Laser,"
    IEEE Photon. Technol. Lett., vol. 19, no.17, pp. 1334-1336, Sept. 2007.


  71. Khurram Karim Qureshi, Hua Yaw Tam, Chao Lu, and P. K. A. Wai,
    "Gain Control of Semiconductor Optical Amplifier Using a Bandpass Filter in a Feedback Loop,"
    IEEE Photon. Technol. Lett., vol. 19, no.18, pp. 1401-1403, Sept. 2007.


  72. Ilya M. Merhasin, Boris A. Malomed, K. Senthilnathan, K. Nakkeeran, P. K. A. Wai, and K. W. Chow 
    "Solitons in Bragg gratings with saturable nonlinearities,"  
    Journal of the Optical Society of America B
    , Vol. 24, pp. 1458-1468, 2007.


  73. C. C. Lee, P. K. A. Wai, Hua Yaw Tam, Lixin Xu, and Chongqing Wu,
    "10-Gb/sWavelength Transparent Optically Controlled Buffer Using Photonic-Crystal-Fiber-Based Nonlinear Optical Loop Mirror,"
    IEEE Photon. Technol. Lett., vol. 19, no.12, pp. 898-900, June. 2007.


  74. L. F. K. Lui, Lixin Xu, C. C. Lee, P. K. A. Wai, Hwa Yaw Tam, and Chao Lu,
    "All-Optical Clock Recovery Using Erbium-Doped Fiber Laser Incorporating an Electroabsorption Modulator and a Linear Optical Amplifier,"
    IEEE Photon. Technol. Lett., vol. 19, no.10, pp. 720-722, May. 2007.


  75. Khurram Karim Qureshi, S. H. Wang, P. K. A. Wai, Hwa Yaw Tam, Chao Lu, N. Sugimoto,
    "Width-tunable pulse generation using four-wave mixing in bismuth based highly nonlinear fiber",
    Optics Communication
    ., vol. 275, no. 1, pp. 223-229, Jan. 2007.


  76. Chun Yin Li, Guangming Li, P. K. A. Wai, and Victor O. K. Li,
    "Optical Burst Switching With Large Switching Overhead",
    Journal of Lightwave Technology, Vol. 25, pp. 451-462, 2007.


  77. K.K. Qureshi, P. K. A. Wai, Hwa Yaw Tam, L. Chao, and N. Sugimoto,
    "All-optical on-off switch based on bismuth-based highly nonlinear fiber",
    Microwave and Optical Technology Letters
    , Vol. 49, pp. 838-841, 2007.


  78. K. Nakkeeran, and P. K. A. Wai,
    "Behavior of different ansatze in the generalized projection operator method,"
    Chaos Solitons & Fractals
    , vol. 31, no. 3, pp.  639-647, Feb. 2007.


  79. Xinhuan Feng, Hwa Yaw Tam, Heliang. Liu, and P. K. A. Wai,
    "Multiwavelength erbium-doped fiber laser employing a nonlinear optical loop mirror,"
    Optics Communication
    ., vol. 268, no. 2, pp. 278-281, Dec. 2006.


  80. Xinhuan Feng, Hwa Yaw Tam, and P. K. A. Wai,
    "Stable and uniform multiwavelength erbium-doped fiber laser using nonlinear polarization rotation,"
    Optics Express
    ., vol. 14, no. 8, pp. 8205-8210, Sept. 2006.


  81. Xinhuan Feng, Hwa Yaw Tam, Weng-hong Chung, and P. K. A. Wai,
    "Multiwavelength fiber lasers based on multimode fiber bragg gratings using offset launch technique,"
    Optics Communications
    ., vol. 263, no. 2, pp. 295-299, July. 2006.


  82. Xinhuan Feng, Hwa Yaw Tam, and P. K. A. Wai,
    "Switchable Multiwavelength Erbium-Doped Fiber Laser With a Multimode Fiber Bragg Grating and Photonic Crystal Fiber,"
    IEEE Photon. Technol. Lett., vol. 18, no. 9, pp. 1088-1090, May. 2006.


  83. H. L. Liu, Hua Yaw Tam, W. H. Chung, P. K. A. Wai, and N. Sugimoto,
    "Low Beat-Noise Polarized Tunable Fiber Ring Laser,"
    IEEE Photon. Technol. Lett., vol. 18, no. 5, pp. 706-708, Mar. 2006.


  84. W. H. Chung, Hwa Yaw Tam, P. K. A. Wai, and A. Khandelwal,
    "Time- and Wavelength-Division Multiplexing of FBG Sensors Using a Semiconductor Optical Amplifier in Ring Cavity Configuration,"
    IEEE Photon. Technol. Lett., vol. 17, no. 12, pp. 2709-2711, Dec. 2005.


  85. Wen-hua Cao and P. K. A. Wai,
    "Picosecond soliton transmission by use of concatenated gain-distributed nonlinear amplifying fiber loop mirrors,"
    Applied Optics., vol. 44, no. 35, pp. 7611-7620, Dec. 2005.


  86. C. M. Ngabireng, P. Tchofo Dinda, A. Tonello, K. Nakkeeran, P. K. A. Wai, and T. C. Kofane ,
    "Radiating and nonradiating behavior of hyperbolic-secant, raised-cosine, and Gaussian input light pulses in dispersion-managed fiber systems,"
    Physical Review E., vol. 72, no. 3, pp. 036613(1)-036613(12), Sept. 2005.


  87. Khurram Karim Qureshi, Hua Yaw Tam, W. H. Chung, and P. K. A. Wai,
    "Multiwavelength laser source using linear optical amplifier,"
    IEEE Photon. Technol. Lett., vol. 17, no. 8, pp. 1611-1613, Aug. 2005.


  88. Y. H. C. Kwan, K. Nakkeeran, P. K. A. Wai, and P. Tchofo Dinda,
    "Reduction of intersymbol interference in dispersion-managed soliton systems compensated by chirped fibre gratings using nonlinear optical loop mirrors,"
    J. Opt. A: Pure Appl. Opt., vol. 7, pp. 315-323, Jul. 2005.


  89. P. K. A. Wai, Lixin Xu, L. F. K. Lui, L. Y. Chan, C. C. Lee, Hua Yaw Tam, M. S. Demokan ,
    "All-optical add-drop node for optical packet-switched networks ,"
    Opt. Lett., vol. 30, no. 12, pp. 1515-1517, Jun. 2005.


  90. P. K. A. Wai, L. Y. Chan, L. F. K. Lui, Lixin Xu, Hwa Yaw Tam and M. S. Demokan,
    "1 x 4 All-Optical Packet Switch at 10 Gb/s,"
    IEEE Photon. Technol. Lett., vol. 17, no. 6, pp. 1289-1291, Jun. 2005.


  91. C. M. Ngabireng, P. Tchofo Dinda, K. Nakkeeran, and P. K. A. Wai,
    "Radiating and non-radiating trains of light pulses in dispersion-managed optical fiber systems,"
    Optics Communications., vol. 250, no. 1-3, pp. 24-35, Jun. 2005.


  92. Y. H. C. Kwan, K. Nakkeeran, P. K. A. Wai, and P. Tchofo Dinda,
    "Gaussian Pulse Propagation in Dispersion-Managed Systems Using Chirped Fiber Gratings With Group Delay Ripples,"
    IEEE Photon. Technol. Lett., vol. 17, no. 5, pp. 1025-1027, May 2005.


  93. H. L. Liu, Hua Yaw Tam, W. H. Chung, P. K. A. Wai, and N. Sugimoto,
    "Wavelength-Switchable La-Codoped Bismuth-Based Erbium-Doped Fiber Ring Laser,"
    IEEE Photon. Technol. Lett., vol. 17, no. 5, pp. 986-988, May 2005.


  94. H. L. Liu, Hua Yaw Tam, W. H. Chung, P. K. A. Wai and N. Sugimoto,
    "La-codoped bismuth-based erbium-doped fiber ring laser, with 106-nm tuning range,"
    IEEE Photon. Technol. Lett., vol. 17, no. 2, pp. 297-299, Feb. 2005.


  95. L.Y. Chan, P. K. A. Wai, L.F.K. Lui, Lixin Xu, Hwa Yaw Tam and M.S. Demokan,
    "All-optical header processing using an injection-locked Fabry-Perot laser diode",
    Microwave and Optical Technology Letters
    , Vol. 44, pp. 342-345, 2005.


  96. Wen-hua Cao and P. K. A. Wai,
    "Comparison of Fiber-based Sagnac interferometers for self-switching of optical pulses",
    Optics Communications
    , vol. 245, no. 1-6, pp. 177-186, 2005.


  97. K. Nakkeeran and P. K. A. Wai,
    "Generalized projection operator method to derive the pulse parameters equations for the nonlinear Schrodinger equation",
    Optics Communications
    , vol. 244, no. 1-6, pp. 377-382, 2005.


  98. P. K. A. Wai, L.Y. Chan, L.F.K. Lui, Lixin Xu, Hwa Yaw Tam and Demokan MS,
    "All-optical header processing using control signals generated by direct modulation of a DFB laser",
    Optics Communications
    , vol. 242, no. 1-3, pp. 155-161, 2004.


  99. Chun-Yin Li, P. K. A. Wai, Xiao Chun Yuan and V.O.K. Li,
    "Deflection routing in slotted self-routing networks with arbitrary topology",
    IEEE Journal of Selected Areas of Communications, Vol. 22, No. 9, pp. 1812 - 1822, 2004.


  100. Heliang Liu, Hwayaw Tam, P. K. A. Wai and Edwin Pun, 
    "Low-loss waveguide crossing using a multimode interference structure,"  
    Optics Communications
    , Vol. 241, No. 1-3, pp. 99-104, 2004


  101. Hwa Yaw Tam, P. K. A. Wai, C. Surya, and T.M. Yue, 
    "Photonics and Optical Communication Research at the Hong Kong Polytechnic University,"  
    HKIE Transactions
    , Vol. 11, No. 2, pp. 68-78, 2004


  102. P. K. A. Wai and K. Nakkeeran, 
    "On the uniqueness of Gaussian ansatz parameters equations: generalized projection operator method,"  
    Physics Letter A
    , Vol. 332, pp. 239-243, 2004


  103. K. Nakkeeran, Y.H.C. Kwan, P. K. A. Wai, A. Labruyère, P. Tchofo Dinda, and A.B. Moubissi, 
    "Analytical design of densely dispersion-managed optical fiber transmission systems with Gaussian and raised cosine return-to-zero Ansätze,"  
    Journal of the Optical Society of America B
    , Vol. 21, pp. 1901-1907, 2004.


  104. P. K. A. Wai and Wen-hua Cao,
    "Self-switching of optical pulses in gain-distributed nonlinear amplifying fibre loop mirror",
    Electronics Letters, Vol. 40, pp.1208-1209, 2004


  105. V.O.K. Li, C.Y. Li, and P. K. A. Wai,
    "Alternative structures for two-dimensional MEMS optical switches [Invited]",
    Journal of Optical Networking, Vol. 3, pp. 742-757, 2004.


  106. C.Y. Li, P. K. A. Wai, and V.O.K. Li,
    "The decomposition of a blocking model for connection-oriented networks",
    IEEE/ACM Transactions on Networking, Vol. 12, pp. 549-558, 2004.


  107. Lixin Xu, W.H. Chung, L.Y. Chan, L.F.K. Lui, P. K. A. Wai, and Hwa Yaw Tam,
    "Simultaneous all-optical waveform reshaping of two 10-Gb/s signals using a single injection-locked Fabry–Pérot laser diode",
    IEEE Photonics Technology Letters, Vol. 16, pp. 1537-1539, 2004.


  108. F.W. Tong, W. Jin, D.N. Wang, and P. K. A. Wai
    "Multiwavelength fibre laser with wavelength selectable from 1590 to 1645 nm,"  
    Electronics Letters, Vol. 40, pp. 594-595, 2004.


  109. Y.H.C. Kwan, K. Nakkeeran, and P. K. A. Wai
    "Analytical method for designing grating compensated dispersion-managed soliton systems,"  
    Journal of the Optical Society of America B
    , Vol. 21, pp. 706-718, 2004.
    [selected by Virtual Journal of Ultrafast Science, Vol. 3, issue 4, 2004.]


  110. D.N. Wang, F.W. Tong, Xiaohui Fang, W. Jin, P. K. A.Wai, and J.M. Gong,
    "Multiwavelength erbium-doped fiber ring laser source with a hybrid gain medium",
    Optics Communications
    , Vol. 228, pp. 295-301, 2003.


  111. B.O. Guan , Hwa Yaw Tam , S.Y. Liu , P. K. A. Wai , N. Sugimoto,
    "Ultrawide-band La-codoped Bi2O3-based EDFA for L-band DWDM systems",
    IEEE Photonics Technology Letters, Vol. 15, pp. 1525-1527, 2003.


  112. C.L. Zhao , Hwa Yaw Tam , B.O. Guan , XinYong Dong , P. K. A. Wai , XiaoYi Dong ,
    "Optical automatic gain control of EDFA using two oscillating lasers in a single feedback loop",
    Optics Communications
    , Vol. 225, pp. 157-162, 2003.


  113. C.L. Zhao , B.O. Guan , Hwa Yaw Tam , W.H. Chung , XinYong Dong , P. K. A. Wai , XiaoYi Dong,
    "Performance of optical automatic gain control EDFA with dual-oscillating control lasers",
    Optics Communications
    , Vol. 224, pp. 281-287, 2003.


  114. Wen-hua Cao and P. K. A. Wai,
    "Higher-order soliton compression with pedestal suppression in nonlinear optical loop mirrors constructed from dispersion decreasing fibers",
    Optics Communications
    , Vol. 221, pp. 181-190, 2003.


  115. P. K. A. Wai and Wen-hua Cao,
    "Ultrashort soliton generation through higher-order soliton compression in a nonlinear optical loop mirror constructed from dispersion-decreasing fiber",
    Journal of the Optical Society of America B
    , Vol. 20, pp. 1346-1355, 2003.


  116. Q. Cao, K. K. Tamma, P. K. A. Wai, and Y. Chen,
    "RCS scattering analysis using the three-dimensional MRTD scheme",
    Journal of Electromagnetic Waves and Applications, Vol. 17, pp. 1683-1701, 2003.


  117. L.Y. Chan, P. K. A. Wai, L.F.K. Lui, B. Moses, W.H. Chung, Hwa Yaw Tam, and M.S. Demokan,
    "Demonstration of an all-optical switch by use of a multiwavelength mutual injection-locked laser diode",
    Optics Letters, Vol. 28, pp. 837-839, 2003.


  118. L.Y. Chan, K.K. Qureshi, P. K. A. Wai, B. Moses, L.F.K. Lui, Hwa Yaw Tam, and M.S. Demokan,
    "All-optical bit-error monitoring system using cascaded inverted wavelength converter and optical NOR gate",
    IEEE Photonics Technology Letters, Vol. 15, pp. 593-595, 2003.


  119. P. K. A. Wai and Wen-hua Cao,  
    "Simultaneous amplification and compression of ultrashort solitons in an erbium-doped nonlinear amplifying fiber loop mirror,"  
    IEEE Journal of Quantum Electronics, Vol. 39, pp. 555-561, 2003.

  120. Wen-hua Cao and P. K. A. Wai
    "Amplification and compression of ultrashort fundamental solitons in an erbium-doped nonlinear amplifying fiber loop mirror,"  
    Optics Letters, Vol. 28, pp. 284-286, 2003.


  121. X.C. Yuan, V. O.K. Li, C.Y. Li, and P. K. A. Wai,
    "A novel self-routing address scheme for all-optical packet switched networks with arbitrary topologies",
    Journal of Lightwave Technology, Vol. 21, pp. 329-339, 2003. 


  122. K. Nakkeeran, Y.H.C. Kwan, and P. K. A. Wai
    "Method to find the stationary solution parameters of chirped fiber grating compensated dispersion-managed fiber systems,"  
    Optics Communications
    , Vol. 215, pp. 315-321, 2003.


  123. L.Y. Chan, W.H. Chung, P. K. A. Wai, B. Moses, Hwa Yaw Tam, and M.S. Demokan,
    "Simultaneous re-polarization of two 10Gb/s polarization-scrambled wavelength channels using a mutual-injection-locked laser diode".
    IEEE Photonics Technology Letters, Vol. 14, pp. 1740-1742, 2002 


  124. L.Y. Chan, W.H. Chung, P. K. A. Wai, Hwa Yaw Tam, and M.S. Demokan, 
    ''All-optical stabilization of the state of polarization of a high speed pulse train using an injection-locked laser diode,'' 
    Electronics Letters, Vol. 38, pp.1116-1118, 2002. 


  125. W.C. Huang, Hwa Yaw Tam, P. K. A. Wai, X.Y. Dong, H. Ming, and J.P. Xie, 
    "A novel conventional/long-band erbium-doped fibre amplified spontaneous emission source with 80 nm bandwidth," 
    Chinese Physics Letters, Vol. 19, pp. 1307-1308, 2002. 


  126. W.H. Chung, Hwa Yaw Tam, M.S. Demokan, P. K. A. Wai, and C. Lu, 
    "Wavelength and power monitoring of DWDM systems using scanning F-P filter calibrated with a F-P laser,"
    Optics Communications, Vol. 210, pp. 219-224, 2002.


  127. W.C. Huang, P. K. A. Wai, Hwa Yaw Tam, X.Y. Dong, H. Ming, and J.P. Xie,
    "One-stage erbium ASE source with 80 nm bandwidth and low ripples,"
    Electronics Letters, Vol. 38, pp. 956-957, 2002.


  128. Wen-hua Cao and P. K. A. Wai,
    "Soliton-like pulse train generation using a nonlinear optical loop mirror constructed from dispersion decreasing fiber,"
    IEEE Photonics Technology Letters, Vol. 14, pp. 1427-1429, 2002


  129. M.C.Y. Chan, C. Surya, and P. K. A. Wai
    "Optical gain of interdiffused GaInNAs/GaAs quantum wells,"
     Applied Physics A - Materials Science & Processing, Vol. 75, pp. 573-576, 2002 


  130. W.H. Chung, L.Y. Chan, Hwa Yaw Tam, and P. K. A. Wai
    ''Output polarization control of fiber DFB laser using injection locking,'' 
    IEEE Photonics Technology Letters, Vol. 14, pp. 920-922, 2002.


  131. W.H. Chung, Hwa Yaw Tam, M.S. Demokan, and P. K. A. Wai
    "Improved tuning accuracy of fiber grating lasers using a linear variable differential transformer,"
    Microwave and Optical Technology Letters, Vol. 32, pp. 37-40, 2002


  132. W.H. Chung, Hwa Yaw Tam, M.S. Demokan, P. K. A. Wai, and Chao Lu,
    "Frequency stabilization of DBR fiber grating laser using interferometric technique,"
    IEEE Photonics Technology Letters, Vol. 13, pp. 951-953, 2001.


  133. P. K. A. Wai, F. Moldoveanu, H.H. Chen, and Y.K. Tsang ,
    "Nondestructive determination of the longitudinal chromatic dispersion distribution along an optical fiber,"
    Microwave and Optical Technology Letters, Vol. 30, pp. 312-314, 2001.


  134. Y.H.C. Kwan, P. K. A. Wai, and Hwa Yaw Tam, 
    ''Effect of group-delay ripples on dispersion-managed soliton communication systems with chirped fiber gratings,'' 
    Optics Letters, Vol. 26, pp. 959-961, 2001.


  135. M.C.Y. Chan, C. Surya, and P. K. A. Wai,
    "The effects of interdiffusion on the subbands in GaxIn1-xN0.04As0.96/GaAs quantum well for 1.3 and 1.55 um operation wavelengths,"
    Journal of Applied Physics, Vol. 90, pp. 197-201, 2001.


  136. Q.S. Cao, Y.C. Chen, and P. K. A. Wai,
    "MRTD electromagnetic scattering analysis,"
     Microwave and Optical Technology Letters, Vol. 28, pp. 189-195, 2001.


  137. C.R. Menyuk, A. Mecozzi, S. Evangelides, and P. K. A. Wai,
    "Introduction to the issue on modeling of high data rate optical fiber communication systems,"
    IEEE Journal on Selected Topics in Quantum Electronics, Vol. 6, pp. 221-222, 2000.


     
  138. W.S. Man, Hwa Yaw Tam, M.S. Demokan, P. K. A. Wai, and D.Y. Tang, 
     "Mechanism of intrinsic wavelength tuning and sideband asymmetry in a passively mode-locked soliton fiber ring laser",
    Journal of the Optical Society of America B
    , Vol. 17, pp. 28-33, 2000.


  139. C.Y. Li and P. K. A. Wai,
    "General criterion for the decomposition of exact blocking computation in circuit-switched networks",
    Electronics Letters, Vol. 34, pp. 1723-1724, 1998.


  140. J. Nathan Kutz and P. K. A. Wai,
    "Noise induced amplitude and chirp jitters in dispersion-managed soliton communications",
    Optics Letters, Vol. 23, pp. 1022-1024, 1998.


  141. J. Nathan Kutz and P. K. A Wai,
    "Ideal amplifier spacing for reduction of Gordon-Haus jitters in dispersion-managed soliton communications",
    Electronics Letters, Vol. 34, pp. 522-523, 1998.


  142. J. Nathan Kutz and P. K. A Wai,
    "Gordon-Haus timing jitter reduction in dispersion-managed soliton communication",
    IEEE Photonics Technology Letters, Vol. 10, pp. 702-704, 1998.

  143. P. K. A. Wai, W.L. Kath, C.R. Menyuk and J.W. Zhang,
    "Nonlinear polarization-mode dispersion in optical fibers with randomly varying birefringence",
    Journal of the Optical Society of America B, Vol. 14, pp. 2967-2979, 1997.

  144. D. Marcuse, C.R. Menyuk and P. K. A. Wai,
    "Application of the Manakov-PMD Equation to Studies of Signal Propagation in Optical Fiber with Randomly Varying Birefringence",
    Journal of Lightwave Technology, Vol. 15, pp. 1735-1746, 1997.

  145. S. Saxena, P. K. A. Wai, C.R. Menyuk and M.W. Chbat,
    "Analysis of a Soliton-Based Logic Module for a Ring Network",
    Journal of Lightwave Technology, Vol. 14, pp. 1776-1787, 1996.

  146. P. K. A. Wai, C.R. Menyuk and B. Raghavan,
    "Wavelength Division Multiplexing in an Unfiltered Soliton Communication System",
    Journal of Lightwave Technology, Vol. 14, pp. 1449-1454, 1996.

  147. P. K. A. Wai and C.R. Menyuk,
    "Polarization Mode Dispersion, Decorrelation and Diffusion in Optical Fibers with Randomly Varying Birefringence",
    Journal of Lightwave Technology, Vol. 14, pp. 148-157, 1996.

  148. P. K. A. Wai and C.R. Menyuk,
    "Anisotropic diffusion of the state of polarization in optical fibers with randomly varying birefringence",
    Optics Letters, Vol. 20, pp. 2493-2495, 1995.

  149. V.R. Chinni, T.C. Huang, P. K. A. Wai, C.R. Menyuk and G.J. Simonis,
    "Performance of Field Induced Directional Coupler Switches",
    IEEE Journal of Quantum Electronics, Vol. 31, pp. 2068-2074, 1995.

  150. V.R. Chinni, T.C. Huang, P. K. A. Wai, C.R. Menyuk and G.J. Simonis,
    "Crosstalk in a Lossy Directional Coupler Switch",
    Journal of Lightwave Technology, Vol. 13, pp. 1530-1535, 1995.

  151. C.J. Chen, P. K. A. Wai and C.R. Menyuk,
    "Self-starting of passively mode-locked lasers with fast saturable absorbers",
    Optics Letters, Vol. 20, pp. 350-352, 1995.

  152. T.C. Huang, V.R. Chinni, G.J. Simonis, P. K. A. Wai and C.R. Menyuk,
    "Theoretical and experimental comparison of an adjustable Y-junction switch",
    Optical Letters, Vol. 19, pp. 2107-2109, 1994.

  153. S. Saxena, P. K. A. Wai, C.J. Chen and C.R. Menyuk,
    "Modeling of soliton-dragging logic gates with gain",
    Optics Letters, Vol. 19, pp. 1370-1372, 1994.

  154. V.R. Chinni, C.R. Menyuk and P. K. A Wai,
    "Accurate solution of light propagation in optical waveguides using Richardson extrapolation", (Invited paper)
    Mathematics and Computers in Simulation, Vol. 37, 279-291, 1994.

  155. P. K. A Wai and C.R. Menyuk,
    "Polarization decorrelation in fibers with randomly varying birefringence",
    Optics Letters, Vol. 19, pp. 1517-1519, 1994.

  156. C.R. Menyuk and P. K. A Wai,
    "Elimination of nonlinear polarization rotation in twisted fibers",
    Journal of the Optical Society of America B, Vol. 11, pp. 1305-1309, 1994.

  157. C.R. Menyuk and P. K. A Wai,
    "Polarization evolution and dispersion in fibers with spatially varying birefringence",
    Journal of the Optical Society of America B, Vol. 11, pp. 1288-1296, 1994.

  158. P. K. A Wai and C.R. Menyuk,
    "Light Propagation in Optical Fibers With Randomly Varying Birefringence", (Invited paper)
    International Journal of Modern Physics C, Vol. 5, pp. 403-405, 1994.

  159. V.R. Chinni, C.R. Menyuk and P. K. A Wai,
    "Accurate Solution of the Paraxial Wave Equation using Richardson Extrapolation",
    IEEE Photonic Technology Letters, Vol. 6, pp. 409-411, 1994.

  160. C.J. Chen, P. K. A Wai and C.R. Menyuk,
    "Stability of passively mode-locked fiber lasers with fast saturable absorption",
    Optics Letters, Vol. 19, pp. 198-200, 1994.

  161. I.N. Duling, III, P. K. A Wai, C.J. Chen and C.R. Menyuk,
    "Operation of a Nonlinear Loop Mirror in a Laser Cavity",
    IEEE Journal of Quantum Electronics, Vol. 30, pp. 194-199, 1994.

  162. Q. Wang, C.J. Chen, P. K. A Wai and C.R. Menyuk,
    "Numerical modeling of soliton dragging logic gates",
    Journal of the Optical Society of America B, Vol. 10, pp. 2030-2039, 1993.

  163. Q. Wang, P. K. A Wai, C.J. Chen and C.R. Menyuk,
    "Soliton shadows in birefringent optical fibers",
    Optics Letters, Vol. 17, pp. 1265-1267, 1992.

  164. C.J. Chen, P. K. A Wai and C.R. Menyuk,
    "Soliton fiber ring laser",
    Optics Letters, Vol. 17, pp. 417-419, 1992.

  165. P. K. A. Wai, C.R. Menyuk and H.H. Chen,
    "Effects of randomly varying birefringence on soliton interactions in optical fibers",
    Optics Letters, Vol. 16, pp. 1735-1737, 1991.

  166. P. K. A Wai, C.R. Menyuk and H.H. Chen,
    "Stability of solitons in randomly varying birefringence fibers",
    Optics Letters, Vol. 16, pp. 1231-1233, 1991.

  167. C.J. Chen, P. K. A Wai and C.R. Menyuk,
    "Soliton switch using birefringent optical fiber",
    Optics Letters, Vol. 15, pp. 477-479, 1990.

  168. P. K. A Wai, H.H. Chen and Y.C. Lee,
    "Radiations by "solitons" at the zero group-dispersion wavelength of single-mode optical fibers",
    Physical Review A, Vol. 41, pp. 426-439, 1990.

  169. P. K. A Wai, C.R. Menyuk, H.H. Chen and Y.C. Lee,
    "Effect of Axial Inhomogeneity on Solitons Near the Zero Dispersion Point",
    IEEE Journal of Quantum Electronics, Vol. 24, pp. 373-381, 1988.

  170. P. K. A Wai, C.R. Menyuk, H.H. Chen and Y.C.Lee,
    "Soliton at the zero-group-dispersion wavelength of a single-model fiber",
    Optics Letters, Vol. 12, pp. 628-630, 1987.

  171. P. K. A Wai, C.R. Menyuk, Y.C. Lee and H.H. Chen,
    "Nonlinear pulse propagation in the neighborhood of the zero-dispersion wavelength of monomode optical fibers",
    Optics Letters, Vol. 11, pp. 464-466, 1986.

 
 

     Recent Conference Papers
 
  1. Sui Qi, Zhang HongYu, John D. Downie, William A. Wood, Jason E. Hurley, Snigdharaj Mishra, Alan Pak Tao Lau, Chao Lu, Hwa-Yaw Tam, and P. K. A. Wai
    " 256 Gb/s PM-16-QAM Quasi-Single-Mode Transmission over 2600 km using Few-Mode Fiber with Multi-Path Interference Compensation "
    Optical Fiber Communications Conference and Exhibition (OFC), 9–13 March 2014 San Francisco, California United States, paper M3C.5


  2. Xinchuan Xu, S. H. Wang and P. K. A. Wai
    " Normalized Model for Polarized Backward Pumped Fiber Raman Amplifiers "
    OptoElectronics and Communication Conference (OECC), 6-10 July 2014, Melbourne, VIC, pp. 412 - 414


  3. Liqing Gan, Jie Liu, Feng Li and P. K. A. Wai
    " Microwave Frequency Generation with Sideband Injection Locking in Fabry-Pérot Laser Diodes "
    OptoElectronics and Communication Conference (OECC) / Australian Conference on Optical Fibre Technology (ACOFT), JUL 06-10, 2014, Melbourne, VIC, pp. 855-857


  4. Feng Li, N.Kutz, P.K.A. Wai
    " Theoretical studies of frequency domain mode-locked fiber lasers "
    International Conference on Advanced Infocomm Technology (ICAIT), 6-9 July 2013, Hsinchu pp. 137 – 138


  5. Feng Li, J.N. Kutz, P.K.A. Wai
    " WKB analysis of Fourier domain mode locked fiber lasers "
    Conference on Lasers and Electro-Optics Pacific Rim (CLEO-PR), Jun 30-Jul 04, 2013, Kyoto, Japan, Paper: WAP.26


  6. Qian Li, K. Nakkeeran, and P. K. A. Wai
    " Generation of High-Repetition-Rate Ultrashort Pulse Train At 850 nm "
    Conference on Lasers and Electro-Optics Pacific Rim (CLEO-PR) , 30 June–4 July 2013 Kyoto Japan, Paper WPB_11


  7. Qian Li, J.N. Kutz, P. K. A. Wai
    " High-degree pulse compression with a convex dispersion profile "
    Asia Communications and Photonics Conference (ACP), 7-10 Nov. 2012, Guangzhou, Paper ATh4A.6


  8. Kutz, J. Nathan, Feng Li, P. K. A. Wai and Edwin Ding
    "Multiple transmission filters for enhanced energy in mode-locked fiber lasers"
    in Nonlinear Photonics (NP), Colorado Springs, Colorado, USA, June 17-21, 2012, pp. JTu5A.26 . 


  9. Qian Li, K. Nakkeeran, and P. K. A. Wai
    "High-repetition-rate ultrashort pulse generation in nonlinear fibers with exponentially decreasing dispersion"
    in the Conference of Integrated Photonics Research, Silicon and Nanophotonics (IPRSN), Colorado Springs, Colorado, USA, June 17-21, 2012, pp. JTu5A.40. 


  10. Kutz, J. Nathan, Li, Qian , P. K. A. Wai
    "Pulse compression and super-continuum generation using cascaded higher-order solitons"
    in the 11th International Conference on Numerical Simulation of Optoelectronic Devices (NUSOD), Rome, Italy, Sep. 5-8, 2011, pp. 61-62. 


  11. Qian Li, Feng Li , Wong, K.K.Y. , Alan Pak Tao Lau , Tsia, K. K. , P. K. A. Wai
    " Characteristics of supercontinuum generation under the influence of a weak continuous-wave trigger"
    in Photonics Conference (PHO), IEEE, Arlington, Virginia, USA, Oct. 9-13, 2011, pp. 53-54. 


  12. S. H. Wang , P. K. A. Wai
    "Polarization independent raman-assisted fiber optical parametric amplifiers"
    in Proc. of International Conference on Optical Communications and Networks (ICOCN'2011), Guangzhou, China, Nov. 5- Dec. 7, 2011, pp. 1-2. 


  13. S. H. Wang, P. K. A. Wai
    " Two novel designs using raman amplifiers to extend the amplifier span of phase sensitive fiber optical parametric amplifiers"
    in Proc. of International Conference on Optical Communications and Networks (ICOCN'2011), Guangzhou, China, Nov. 5- Dec. 7, 2011, pp. 1-2. 


  14. C. Y. Li, P. K. A. Wai
    "Application of lightpath data interchange in optical burst-switched networks"
    in Proc. of International Conference on Optical Communications and Networks (ICOCN'2011), Guangzhou, China, Nov. 5- Dec. 7, 2011, pp. 1-2. 


  15. Feng Li, Xinhuan Feng, Chao Lu, Hua Yaw Tam, and P. K. A. Wai
    "Spectrum engineering of multiwavelength erbium doped fiber lasers with intensity-dependent loss "
    in Proc. Pacific Rim Conf. Lasers and Electro-Optics (CLEO/PR'2011) Sydney, Australia. 28 August - 1 September, 2011, pp. 914-916.


  16. Qian Li, J. Nathan Kutz, P. K. A. Wai
    "Cascaded higher-order solition compression "
    in Proc. of Conference on Lasers and Electro-Optics (CLEO 2011) Baltimore, Maryland, USA. 1 May - 6 May, 2011, paper JThB81.


  17. Qian Li, Chi Zhang, Kim K. Y. Cheung, Yi Qiu, Kevin K. Tsia, Kenneth K. Y. Wong, Feng Li, Alan Pak Tao Lau, and P. K. A. Wai
    "Control of optical rogue waves in supercontinuum generation with a Minute continuous wave "
    in Proc. of Conference on Lasers and Electro-Optics (CLEO 2011) Baltimore, Maryland, USA. 1 May -6 May, 2011, paper JThB61 .


  18. Qian Li, J. Nathan Kutz, and P. K. A. Wai
    "Cascaded second-order solition for high-coherence supercontinuum generation "
    in Proc. of 16th OptoElectronics and Communications Conferencee (OECC 2011, Kaohsiung, Taiwan, 4-8 July 2011, pp.613-614.


  19. Feng Li, Xinhuan Feng, Chao Lu, Hua Yaw Tam, P. K. A. Wai
    "Characterization of multiwavelegnth erbium doped fiber lasers with intensity dependent loss "
    in Proc. of 16th OptoElectronics and Communications Conferencee (OECC 2011, Kaohsiung, Taiwan, 4-8 July 2011, pp.613-614.


  20. F.N. Khan, Alan Pak Tao Lau, Chao Lu and P. K. A. Wai
    "Joint OSNR and chromatic dispersion monitoring using empirical moments of asynchronously sampled signal amplitudes "
    in Proc. of 16th OptoElectronics and Communications Conferencee (OECC 2011, Kaohsiung, Taiwan, 4-8 July 2011, pp.237-238.


  21. C.Y. Li, P. K. A. Wai
    "Performance improvement of wavelength-routhed networks using prior transmission "
    in Proc. of 16th OptoElectronics and Communications Conferencee (OECC 2011, Kaohsiung, Taiwan, 4-8 July 2011, pp.521-522.


  22. Yang, Jing , Yu, Changyuan , Cheng, Linghao , Li, Zhaohui , Lu, Chao , Lau, Alan Pak Tao , Tam, Hwa-yaw, and P. K. A. Wai,
    " CD insensitive PMD monitoring by using FBG notch filter in 57-Gbit/s D8PSK and 38-Gbit/s DQPSK systems ,"
    in Proc. of Conference on Lasers and Electro-Optics (CLEO 2010), San Jose, California, USA. 16 May -21 June, 2010, paper CFC1.  


  23. S. H. Wang, and P. K. A. Wai,
    " Gain enhancement in hybrid fiber Raman/parametric amplifiers ,"
    >in Proc. of Conference on Lasers and Electro-Optics (CLEO 2010), San Jose, California, USA. 16 May -21 June, 2010, paper JTuD56. 


  24. Zhaohui Li, Changyuan Yu, Linghao Cheng, Chao Lu, Alan Pak Tao Lau, Hwa Yaw Tam, and P. K. A. Wai,
    " Stable photonic RF phase shifter based on a polarization sensitive optical phase modulator ,"
    in Proc. of 15th OptoElectronics and Communications Conferencee (OECC 2010), Sapporo, Japan, 5-9 July 2010, paper 6D2-5.  


  25. Linghao Cheng, Zhaohui Li, Yanfu Yang, Chao Lu, Lei Liu, Li Zeng, Qianjin Xiong, Alan Pak Tao Lau, Hwa Yaw Tam, and P. K. A. Wai,
    " 114-Gbit/s 2SC-NRZ-D8PSK for 50-GHz WDM grid without polarization multiplexing ,"
    in Proc. of 15th OptoElectronics and Communications Conferencee (OECC 2010), Sapporo, Japan, 5-9 July 2010, paper 7P-17.  


  26. Yuheng Huang, Tuan Guo, Chao Lu, Hwa Yaw Tam, and P. K. A. Wai,
    " Fiber-optic vibration sensing system using a VCSEL-powered tilted fiber grating ,"
    in Proc. of 15th OptoElectronics and Communications Conferencee (OECC 2010), Sapporo, Japan, 5-9 July 2010, paper 8P-35.  


  27. Yanfu Yang, Linghao Cheng, Zhaohui Li, Chao Lu, Qianjin Xiong, Lei Liu, Xiaogeng Xu, Hwa Yaw Tam, Alan Pak Tao Lau, and P. K. A. Wai,
    " Strong optical filtering on direct detection NRZ differential 8-PSK (D8PSK) systems ,"
    in Proc. of 15th OptoElectronics and Communications Conferencee (OECC 2010), Sapporo, Japan, 5-9 July 2010, paper 7P-16.  


  28. Xinhuan Feng, P. K. A. Wai, Hwa Yaw Tam, Chao Lu, Bai-ou Guan,
    " Multiwavelength erbium-doped fiber laser using two comb filters ,"
    in Proc. of 15th OptoElectronics and Communications Conferencee (OECC 2010), Sapporo, Japan, 5-9 July 2010, paper 8P-38.  


  29. C.Y. Li, and P. K. A. Wai,
    " A token bucket method for packet injection control in deflection-routed optical networks ,"
    in Proc. of 15th OptoElectronics and Communications Conferencee (OECC 2010), Sapporo, Japan, 5-9 July 2010, paper 8P-06.  


  30. Feng Li, J. Nathan Kutz, and P. K. A. Wai,
    " Studies on nonlinear loss and laser dynamics: from multiwavelength CW lasing to multi-pulsing transition ,"
    in Proc. SPIE 7847, 784716 (2010).


  31. Feng Li, Xinhuan Feng, and P. K. A. Wai,
    " Tunable multiwavelength erbium-doped fiber ring laser with intensity-dependent loss,"
    in Proc. of 15th OptoElectronics and Communications Conferencee (OECC 2010), Sapporo, Japan, 5-9 July 2010, paper 8P-40.  


  32. Khan, F.N., Alan Pak Tao Lau, Chao Lu, and P. K. A. Wai,
    " Wide dynamic range OSNR monitoring for RZ-DQPSK systems using delay-tap sampling technique ,"
    in Proc. of Optical Fiber Communication Conference (OFC'2010), San Diego, California, USA, 21-25 March, 2010, Paper OMK7.  


  33. Chao Lu, Alan Pak Tao Lau, F.N. Khan, Qi Sui, Jian Zhao, Zhaohui Li, Hwa Yaw Tam, and P. K. A. Wai,
    " Optical performance monitoring techniques for high capacity optical networks ,"
    in Proc. of 7th Communication Systems Networks and Digital Signal Processing (CSNDSP 2010), Newcastle upon Tyne , 21-23 July 2010, page 678 - 681, Paper PCSN-11.  


  34. Qureshi, K.K., Feng, X.H., Hwa Yaw Tam, Zhao, L.M., Chao Lu, and P. K. A. Wai,
    " Single-longitudinal-mode lanthanum-codoped bismuth-based erbium doped fiber ring laser ,"
    in Proceedings of 35th European Conference and Exhibition on Optical Communication (ECOC 2009), Vienna, Austria, 20-24 September 2009 ,paper P1.01.


  35. H. Y. Fu, Chuang Wu, M. L. V. Tse, Lin Zhang, Hua Yaw Tam, Bai-Ou Guan, Chao Lu, and P. K. A. Wai,
    " Fiber optic pressure sensor based on polarization-maintaining photonic crystal fiber for downhole application,"
    in Proc. SPIE 7503, 75035V (2009).


  36. H. Y. Fu, M. L. V. Tse, Hua Yaw Tam, Chao Lu, and P. K. A. Wai,
    " Air pressure effect on the temperature characteristic of a polarization-maintaining photonic crystal fiber ,"
    in Proc. of the 2009 Asia Communications and Photonics Conference and Exhibition (ACP 2009), Shanghai, China, Nov. 2-6, 2009, paper TuFF8.  


  37. Yanfu Yang,Linghao Cheng, Zhaohui Li, Chao Lu, Qianjin Xiong, Xiaogeng Xu, Lei Liu, Hwa Yaw Tam , and P. K. A. Wai,
    " An optical differential 8-PSK modulator using cascaded QPSK modulators ,"
    in Proceedings of 35th European Conference and Exhibition on Optical Communication (ECOC 2009), Vienna, Austria, 20-24 September 2009 , paper P3.19.  


  38. Qian Li, K. Senthilnathan, K. Nakkeeran, and P. K. A. Wai,
    " Effects of higher order dispersion on self-similar pulse compression in nonlinear fiber Bragg gratings,"
    in Proc. Pacific Rim Conf. Lasers and Electro-Optics (CLEO/PR'2009), Shanghai, China, 30 Aug. – 3 Sept. 2009, paper ThB1-3.  


  39. Feng Li, Qian Li, Xinhuan Feng, and P. K. A. Wai,
    " Nonlinear Dynamics in Lasers with Nonlinear Loss ,"
    in Proc. Pacific Rim Conf. Lasers and Electro-Optics (CLEO/PR'2009), Shanghai, China, 30 Aug. – 3 Sept. 2009, paper TuD3-4.  


  40. K. S. Tsang, Ray Man, Hua Yaw Tam, Chao Lu, and P. K. A. Wai,
    " Optimal Design of Double-Clad Ytterbium-Doped Fiber Amplifiers Operating at 1020-1070,"
    in Proc. Pacific Rim Conf. Lasers and Electro-Optics (CLEO/PR'2009) Shanghai, China, 30 Aug. – 3 Sept. 2009, paper ThP4-22.  


  41. Feng Li, Huan Zheng, Xinhuan Feng, and P. K. A. Wai,
    " Modeling of Multiwavelength Laser with Saturable Homogeneous Gain and Nonlinear Loss,,"
    in Proc. of 14th OptoElectronics and Communications Conferencee (OECC 2009) Hong Kong, China, 13 – 17 July 2009, paper TuG5.  


  42. C. Y. Li, and P. K. A. Wai,
    " External Wavelength Contention Resolution for Optical Crossconnects,,"
    in Proc. of 14th OptoElectronics and Communications Conferencee (OECC 2009) Hong Kong, China, 13 – 17 July 2009, paper ThB6.  


  43. Andrew K. C. Woo, C. Y. Li, and P. K. A. Wai,
    " Lightpath Affiliation Graph Approach for Wavelength Assignment of Lambda Leasing Service,,"
    in Proc. of 14th OptoElectronics and Communications Conferencee (OECC 2009) Hong Kong, China, 13 – 17 July 2009, paper ThH6.  


  44. Y. H. Huang, Chao Lu, P. K. A. Wai, and Hua Yaw Tam,
    " Fast FBG Sensor Interrogation System Using Vertical Cavity Surface Emitting Laser Source,,"
    in Proc. of 14th OptoElectronics and Communications Conferencee (OECC 2009) Hong Kong, China, 13 – 17 July 2009, paper ThK3.  


  45. Ming-Leung Vincent Tse, Hua Yaw Tam, Chao Lu, and P. K. A. Wai,
    " Novel Design of a Microstructured Fiber Taper,,"
    in Proc. of 14th OptoElectronics and Communications Conferencee (OECC 2009) Hong Kong, China, 13 – 17 July 2009, paper ThLP32.  


  46. F. N. Khan, Alan Pak Tao Lau, Chao Lu, and P. K. A. Wai,
    " Chromatic Dispersion Monitoring Using Coherent Detection and Tone Power Measurement,,"
    in Proc. of 14th OptoElectronics and Communications Conferencee (OECC 2009) Hong Kong, China, 13 – 17 July 2009, paper ThLP74.  


  47. Yanfu Yang, Linghao Cheng, Zhaohui Li, Chao Lu, Xiaogeng Xu, Qianjin Xiong, W. H. Chung, and P. K. A. Wai,
    " Demonstration of Transmission of 8×100Gb/s CSRZ-DQPSK Signal over 1520Km Standard Single-Mode Fiber,,"
    in Proc. of 14th OptoElectronics and Communications Conferencee (OECC 2009) Hong Kong, China, 13 – 17 July 2009, paper ThLP78.  


  48. Linghao Cheng, Zhaohui Li, Yanfu Yang, Chao Lu, Yuanyuan Fang, Hua Jiang, Xiaogeng Xu, Qianjin Xiong, Shengqian Zhong, Zheng Chen, Hua Yaw Tam, and P. K. A. Wai,
    " 8×200-Gbit/s Polarization-Division Multiplexed CS-RZ-DQPSK Transmission over 1200 km of SSMF,,"
    in Proc. of 14th OptoElectronics and Communications Conferencee (OECC 2009) Hong Kong, China, 13 – 17 July 2009, paper ThLP80.  


  49. Lixin Xu, Guoliang Chen, Chun Gu, Anting Wang, Hai Ming, and P. K. A. Wai,
    " Square Shape Spectrum in 1550 nm and 1060 nm Bands in Passive Mode-Locked Fiber Laser,,"
    in Proc. of 14th OptoElectronics and Communications Conferencee (OECC 2009) Hong Kong, China, 13 – 17 July 2009, paper FA2.  


  50. K. Senthilnathan, K. Nakkeeran, Qian Li and P. K. A. Wai,
    " Chirped Optical Solitons: High Degree Pulse Compression, ,"
    in Proc. of 14th OptoElectronics and Communications Conferencee (OECC 2009) Hong Kong, China, 13 – 17 July 2009, paper FG2.  


  51. S. H. Wang, Lixin Xu, and P. K. A. Wai,
    " Noise Characterization of Raman-Assisted Fiber Optical Parametric Amplifiers, ,"
    in Proc. of 14th OptoElectronics and Communications Conferencee (OECC 2009) Hong Kong, China, 13 – 17 July 2009, paper FG5.  


  52. Zhaohui Li, Jian Zhao, Linghao Cheng, Yanfu Yang, Chao Lu, Alan Pak Tao Lau, Hua Yaw Tam, and P. K. A. Wai,
    "100Gbit/s RZ-DQPSK Signal Monitoring Using Delay Tap Sampling and Asymmetry Ratio Evaluation, ,"
    in Proc. of 14th OptoElectronics and Communications Conferencee (OECC 2009) Hong Kong, China, 13 – 17 July 2009, paper FW7.  


  53. Liqing Gan, Feng Li, L. F. K. Lui, C. C. Lee and P. K. A. Wai,
    "Simulation of All-Optical Packet Switching with All-Optical Header Processing Using Fabry-Perot Laser Diodes at 10 Gb/s ,"
    in Proc. of Conference on Lasers and Electro-Optics (CLEO 2009) Baltimore, Maryland, USA. 31 May - 5 June, 2009, paper JTuD77.  


  54. C.Y. Li, P. K. A. Wai,and V.O.K. Li,
    " Performance model of deflection-routed multi-slot batch-transfer networks,,"
    in Proceedings of 51th Annual IEEE Global Communications Conference (Globecom 2008) New Orleans, LA, USA, 30 November – 4 December 2008, paper ON03T3-4.  


  55. Lin Cai, C.Y. Li, P. K. A. Wai,Yongqi He, and Anshi Xu,
    " An Optical Implementation of Crosspoint Buffered Packet Switch,,"
    in Proceedings of 34th European Conference and Exhibition on Optical Communication (ECOC 2008), Brussels, Belgium, 21-25 September 2008, paper P 5.4. 


  56. G.M. Li, V.O.K. Li, C.Y. Li, P. K. A. Wai,
    " Delayed reservation decision in optical burst switching networks with optical buffers,,"
    in Proceedings of Third International Conference on Communications and Networking in China (Chinacom 2008), Hangzhou, China, 25-27 August, 2008, paper OCN02.2. 


  57. Jason Kam-tong Chan, Martin H. L. Chow, and and P. K. A. Wai,
    " Reinforced Steel bars broadband networks"
    IET Poster section at Broadband World Forum Asia 2008, Hong Kong, China, 16-17 July 2008 . (The paper received a Gold Prize.)  


  58. C.Y. Li and P. K. A. Wai,
    "A central control optical burst switching scheme,"
    in Proc. of OptoElectronics and Communications Conference (OECC'2008), Sydney, Australia, 7-10 July 2008, paper WeQ-3. 


  59. Qian Li, K. Senthilnathan, K. Nakkeeran, and P. K. A. Wai,
    "Pedestal-free pulse compression in nonlinear fiber Bragg gratings with exponentially varying dispersion,"
    in Proc. of OptoElectronics and Communications Conference (OECC'2008), Sydney, Australia, 7-10 July 2008, paper P-18. 


  60. L. F. K. Lui, Ailing Zhang, P. K. A. Wai, Hua Yaw Tam, and M. S. Demokan,
    "40 Gb/s All Optical Clock Recovery Based on an Optical Parametric Oscillator with Photonic Crystal Fiber,"
    in Proc. of OptoElectronics and Communications Conference (OECC'2008), Sydney, Australia, 7-10 July 2008, paper ThH-1. 


  61. S. H. Wang, Lixin Xu, and P. K. A. Wai,
    "Optimal Noise Figure for Raman-assisted Fiber Optical Parametric Amplifiers,"
    in Proc. of OptoElectronics and Communications Conference (OECC'2008), Sydney, Australia, 7-10 July 2008, paper ThM-6. 


  62. Feng Li, P. K. A. Wai, and C. Surya
    "Spectrum flattening of white OLED with photonic crystal patterned capping layer,"
    in Proc. of OptoElectronics and Communications Conference (OECC'2008), Sydney, Australia, 7-10 July 2008, paper P-66. 


  63. Lin Cai, C. Y. Li, P. K. A. Wai, Yongqi He, and Anshi Xu,
    "An Optical Cross point Buffered Switching Architecture,"
    in Proc. of OptoElectronics and Communications Conference (OECC'2008), Sydney, Australia, 7-10 July 2008, paper WeQ-4. 


  64. K.S. Tsang, Ray Man, Li-Yang Shao, Hua Yaw Tam, Chao Lu, and P. K. A. Wai,
    "Single-frequency single-polarization fiber ring laser at 1053 nm,"
    in Proc. of OptoElectronics and Communications Conference (OECC'2008), Sydney, Australia, 7-10 July 2008, paper P-24. 


  65. Jian Zhao, Chao Lu, Zhaohui Li, Hua Yaw Tam, P. K. A. Wai,
    "Optical signal monitoring of DPSK signals using RF power detection,"
    in Proc. of OptoElectronics and Communications Conference (OECC'2008), Sydney, Australia, 7-10 July 2008, paper WeK-5. 


  66. C. Y. Li, P. K. A Wai and V. O. K. Li,
    "Improving the performance of optical burst switching with large control overhead,"
    in Proc. IEEE International Conference on communications (ICC 2008), Beijing, China, 19-23 May 2008, paper ON3-2. 


  67. C. C. Lee, L. F. K. Lui, P. K. A. Wai, Hua Yaw Tam
    "2×2 Deflection Routing Node for Optical Packet-Switched Networks,"
    in Proc. Conf. Lasers and Electro-Optics (CLEO'2008), San Jose, USA, May 4-9, 2008, paper CFF2. 


  68. S. H. Wang, Lixin Xu, P. K. A. Wai, Hua Yaw Tam
    "6.4-dB Small Signal Gain Enhancement in Raman-Assisted Fiber Optical Parametric Amplifiers,"
    in Proc. Conf. Lasers and Electro-Optics (CLEO'2008), San Jose, USA, May 4-9, 2008, paper CWJ3. 


  69. Jian Zhao, Chao Lu, K. M. Lam, Z. H. Li, Hua Yaw Tam, P. K. A. Wai
    "A Novel Optical Signal Monitoring Method of DPSK Signal Based on Delay Tap Sampling and Hausdorff Distance Measure,"
    in Proc. Conf. Lasers and Electro-Optics (CLEO'2008), San Jose, USA, May 4-9, 2008, paper JWA108. 


  70. L. F. K. Lui, Ailing Zhang, P. K. A. Wai, Hua Yaw Tam, M. S. Demokan
    "40 Gb/s Optical Clock Recovery Based on an Optical Parametric Oscillator with Photonic Crystal Fiber,"
    in Proc. Conf. Lasers and Electro-Optics (CLEO'2008), San Jose, USA, May 4-9, 2008, paper JWA97. 


  71. C. C. Lee, L. F. K. Lui, P. K. A. Wai, Hua Yaw Tam
    "N×N All-Optical Packet Sorter,"
    in Proc. Conf. Lasers and Electro-Optics (CLEO'2008), San Jose, USA, May 4-9, 2008, paper JWA85. 


  72. Xiaohui Fang, P. K. A. Wai, Chao Lu, Hua Yaw Tam, S. H. Wang
    "Flat-Top Pulse Generation Based on the Combined Action of Active Mode Locking and Nonlinear Polarization Rotation,"
    in Proc. Conf. Lasers and Electro-Optics (CLEO'2008), San Jose, USA, May 4-9, 2008, paper JTuA91. 


  73. S. H. Wang, Lixin Xu, P. K. A. Wai, Hua Yaw Tam
    "Characterization of Raman-Assisted Fiber Optical Parametric Amplifiers Gain,"
    in Proc. Conf. Lasers and Electro-Optics (CLEO'2008), San Jose, USA, May 4-9, 2008, paper JTuA78. 


  74. Y. H. Huang, Chao Lu, P. K. A. Wai, Hua Yaw Tam
    "Large-Scale FBG Sensors Utilizing Code Division Multiplexing,"
    in Proc. Conf. Lasers and Electro-Optics (CLEO'2008), San Jose, USA, May 4-9, 2008, paper CMZ4. 


  75. H. Y. Fu, Sunil K. Khijwania, H. Y. Au, Xinyong Dong, Hua Yaw Tam, P. K. A. Wai, and Chao Lu,
    "Novel fiber optic polarimetric torsion sensor based on polarization- maintaining photonic crystal fiber,"
    in Proc. of 19th International Conference on Optical Fiber Sensors (OFS’19), Perth, Australia, Apr. 2008. 


  76. S. H. Wang, Lixin Xu, P. K. A. Wai, and Hua Yaw Tam,
    "6.4-dB Enhancement of the Gain of a Raman-assisted Fiber Optical Parametric Amplifier Over the Sum of the Gains of Individual Amplifiers,"
    in Proc. of Optical Fiber Communication Conference (OFC'2008), California, USA, 24–28 February 2008, Paper JThA13. 


  77. C.Y. Li and P. K. A. Wai,
    "A hybrid optical buffer,"
    in Proc. of Optical Fiber Communication Conference (OFC'2008), California, USA, 25–29 February 2008, Paper JWA75. 


  78. H. Y. Fu, H. L. Liu, Hua Yaw Tam, P. K. A. Wai, and Chao Lu,
    "Novel Dispersion Compensating Module based Interrogator for Fiber Bragg Grating Sensors,"
    in Proc. of 33rd European Conference on Optical Communication (ECOC’2007), Berlin, Germany, Sep. 2007. 


  79. C. Y. Li, P. K. A. Wai, and V. O. K. Li,
    "Multi-slot batch-transfer optical packet switch,"
    in Proc. 50th Annual IEEE Global Communications Conference (Globecom 2007), Washington, DC, USA, November 26-30  2007, pp. 2364 – 2368. 


  80. Kwan Lau, S. H. Wang, Lixin Xu, L. F. K. Lui, P. K. A. Wai, Chao Lu, and Hua Yaw Tam
    "All-Optical Multicast Switch based on Raman-Assisted Four-Wave Mixing in Dispersion-shifted Fiber,"
    in Proc. Pacific Rim Conf. Lasers and Electro-Optics (CLEO/PR'2007), Seoul, Korea, August 26-31, 2007, Paper ThD1-3. 


  81. Kwan Lau, Lixin Xu, S. H. Wang, L. F. K. Lui, P. K. A. Wai, C. Lu and Hua Yaw Tam
    "Selectable Multicast using Raman-assisted Four-Wave Mixing in Dispersion Shifted Fiber Paper,"
    in Proc. of OptoElectronics and Communications Conference (OECC'2007), Yokohama, Japan, July 9-13, 2007, Paper 12P-14


  82. C. Y. Li and P. K. A Wai
    "Throughput improvement of deflection routed networks with an all-optical packet scrambler,"
    in Proc. of OptoElectronics and Communications Conference (OECC'2007), Yokohama, Japan, July 9-13, 2007, Paper 13A3-6


  83. K. Senthilnathan, Qian Li, P. K. A. Wai and K. Nakkeeran
    "Bragg soliton pulse compression in non-uniform fiber bragg gratings,"
    in Proc. of OptoElectronics and Communications Conference (OECC'2007), Yokohama, Japan, July 9-13, 2007, Paper 13C1-4


  84. Qian Li, P. K. A. Wai, K. Nakkeeran, and K. Senthilnathan
    "Nearly chirp-free and pedestal-free pulse compression,"
    in Proc. of OptoElectronics and Communications Conference (OECC'2007), Yokohama, Japan, July 9-13, 2007, Paper 13P-21


  85. Ilya M. Merhasin, Boris A. Malomed, K. Senthilnathan, K. Nakkeeran, P. K. A. Wai and K. W. Chow
    "Solitons in Bragg Gratings with Saturable Nonlinearity,"
    in Proc. Nonlinear Optics: Materials, Fundamentals and Applications (NLO'2007), Hawaii, USA, July 30 - August 3, 2007, paper WE15. 


  86. C. C. Lee, P. K. A. Wai, Hua Yaw Tam, Lixin Xu, and Chongqing Wu
    "10 Gb/s Wavelength Transparent All-optical Memory using PCF-based Nonlinear Optical Loop Mirror,"
    in Proc. Conf. Lasers and Electro-Optics (CLEO'2007), Baltimore, USA, May 6-11, 2007, paper CTuR4. 


  87. C. C. Lee, L. F. K. Lui, Lixin Xu, P. K. A. Wai, and Hua Yaw Tam
    "Binary-encoded Address for All-optical Packet Switching,"
    in Proc. Conf. Lasers and Electro-Optics (CLEO'2007), Baltimore, USA, May 6-11, 2007, paper CTuB3. 


  88. Xiaohui Fang, P. K. A. Wai, Chao Lu, Hua Yaw Tam, and Xinyong Dong
    "High power and high repetition rate pulse generation using self injection-locking in Fabry-Perot Laser diode,"
    in Proc. Conf. Lasers and Electro-Optics (CLEO'2007), Baltimore, USA, May 6-11, 2007, paper CTuC1. 


  89. Ailing Zhang, Hua Yaw Tam, Chao Lu, M.S. Demokan and P. K. A. Wai
    "Photonic Crystal Fiber Based 10 GHz Optical Clock Recovery Using an Optical Parametric Oscillator,"
    in Proc. Conf. Lasers and Electro-Optics (CLEO'2007), Baltimore, USA, May 6-11, 2007, paper CThFF1. 


  90. S. H. Wang, Lixin Xu, and P. K. A. Wai
    "Effect of Raman-Induced Refractive Index Change on Multi-Pump Raman-assisted Four-Wave Mixing,"
    in Proc. Conf. Lasers and Electro-Optics (CLEO'2007), Baltimore, USA, May 6-11, 2007, paper JWA24. 


  91. S. H. Wang, Lixin Xu, P. K. A. Wai, and Hua Yaw Tam
    "Wavelength Conversion using Multi-Pump Raman-assisted Four-Wave Mixing,"
    in Proc. Conf. Lasers and Electro-Optics (CLEO'2007), Baltimore, USA, May 6-11, 2007, paper CThF5. 


  92. Lixin Xu, L. F. K. Lui, P. K. A. Wai, Hua Yaw Tam, and Chao Lu
    "High repetition rate passively Q-switched erbium-doped fiber laser incorporating an electro-absorption modulator,"
    in Proc. Conf. Lasers and Electro-Optics (CLEO'2007), Baltimore, USA, May 6-11, 2007, paper JTuA139. 


  93. C.Y. Li and P. K. A. Wai
    "Multi-uplink passive optical networks,"
    in Proc. Conf. Lasers and Electro-Optics (CLEO'2007), Baltimore, USA, May 6-11, 2007, paper JTuA135. 


  94. L. F. K. Lui, Lixin Xu, C. C. Lee, P. K. A. Wai, Chao Lu, and Hwa Yaw Tam
    "40 GHz all-optical clock recovery using cross-absorption in an electroabsorption modulator inside a fiber ring laser,"
    in Proc. Conf. Lasers and Electro-Optics (CLEO'2007), Baltimore, USA, May 6-11, 2007, paper JTuA124. 


  95. K. K. Qureshi, L. Chao, P. K. A. Wai, Xinyong Dong and Hwa Yaw Tam
    "Monitoring of Optical Signal-to-Noise Ratio using Polarization Maintaining Fiber Bragg Grating,"
    in Proc. Conf. Lasers and Electro-Optics (CLEO'2007), Baltimore, USA, May 6-11, 2007, paper JTuA34.  


  96. Xinhuan Feng, Hua Yaw Tam, Chao Lu, P. K. A. Wai, and D. Y. Tang
    "Ultra-flat spectrum, multiwavelength operation in an erbium-doped fiber laser using power-clamping effect,"
    in Proc. Conf. Lasers and Electro-Optics (CLEO'2007), Baltimore, USA, May 6-11, 2007, paper JTuA80. 


  97. K. Senthilnathan, Qian Li, P. K. A. Wai, and K. Nakkeeran,
    "Chirped Self-similar Pulse Propagation in Cubic-quintic Media,"
    in Proc. of the Progress In Electromagnetics Research Symposium (PIERS'2007), Beijing, China, 26-30 March, 2007. 


  98. H. Y. Fu, H. L. Liu, Hua Yaw Tam, P. K. A. Wai and Chao Lu,
    "Long-distance and quasi-distributed FBG sensor system using a SOA based ring cavity scheme,"
    in Proc. of Optical Fiber Communication Conference (OFC'2007), California, USA, 25–29 March 2007, Paper OMQ5. 


  99. K. Senthilnathan and P. K. A. Wai, K. Nakkeeran,
    "Pedestal free pulse compression in nonuniform fiber Bragg gratings,"
    in Proc. of Optical Fiber Communication Conference (OFC'2007), California, USA, 25–29 March 2007, Paper JWA19. 


  100. Kenneth K. Y. Wong, Guo-Wei Lu, Kwan-Chi Lau, P. K. A. Wai, and Lian-Kuan Chen,
    "All-optical wavelength conversion and multicasting by cross-gain modulation in a single-stage fiber optical parametric amplifier,"
    in Proc. of Optical Fiber Communication Conference (OFC'2007), California, USA, 25–29 March 2007, Paper OTuI4. 


  101. Lixin Xu, L. F. K. Lui, P. K. A. Wai, Hua Yaw Tam, and Chao Lu,
    "40 GHz actively mode-locked erbium-doped fiber ring laser using an electro-absorption modulator and a linear optical amplifier,"
    in Proc. of Optical Fiber Communication Conference (OFC'2007), California, USA, 25–29 March 2007, Paper JThA10. 


  102. S. H. Wang, Lixin Xu, P. K. A. Wai, and Hua Yaw Tam,
    "All-Optical Wavelength Conversion using Multi-Pump Raman-assisted Four-Wave Mixing,"
    in Proc. of Optical Fiber Communication Conference (OFC'2007), California, USA, 25–29 March 2007, Paper OWQ1. 


  103. C. C. Lee, P. K. A. Wai, Hua Yaw Tam, and N. Sugimoto,
    "Wavelength Conversion using Bismuth-based Nonlinear Optical Loop Mirror,"
    in Proc. of International Conference on Optical Communications and Networks (ICOCN'2006), Chengdu, China, Sept 18-22, 2006, pp. 252-255. 


  104. C. Y. Li, P. K. A. Wai, V. O. K. Li, and G. M. Li,
    "Service differentiation on optical burst-switched networks using multiple allowable numbers of partial discard,"
    in Proc. of International Conference on Optical Communications and Networks (ICOCN'2006), Chengdu, China, Sept 18-22, 2006, pp. 363-366. 


  105. Xinhuan Feng, Hwa Yaw Tam, and P. K. A. Wai,
    "Multiwavelength fiber laser based on multimode fiber Bragg gratings using offset launch technique,"
    in Proc. of OptoElectronics and Communications Conference (OECC'2006), Kaohsiung, Taiwan, R. O. C., July 3-7, 2006, paper 346_4p-24. 


  106. H. L. Liu, Hua Yaw Tam, W. H. Chung, and P. K. A. Wai,
    "Multi-wavelength Ring Laser Using Highly Nonlinear Semiconductor Optical Amplifier,"
    in Proc. of OptoElectronics and Communications Conference (OECC'2006), Kaohsiung, Taiwan, R. O. C., July 3-7, 2006, paper 132_5c3-3. 


  107. Lixin Xu, L. F. K. Lui, P. K. A. Wai, and Hua Yaw Tam,
    "All-optical clock recovery using erbium-doped fiber ring laser incorporating an electro-absorption modulator and a linear optical amplifier,"
    in Proc. of OptoElectronics and Communications Conference (OECC'2006), Kaohsiung, Taiwan, R. O. C., July 3-7, 2006, paper 261_7c1-2. 


  108. C. Y. Li, G. M. Li, P. K. A. Wai, and V. O. K. Li,
    "Optical burst switching with large switching overhead,"
    in Proc. of International Conference on Communications (ICC'2006), Istanbul, Turkey, June 11-15, 2006, paper OS06-3. 


  109. Lixin Xu, L. F. K. Lui, P. K. A. Wai, and Hua Yaw Tam
    "All-optical packet switching of 160 Gb/s packets with all-optical processing of 10 Gb/s headers,"
    in Proc. Conf. Lasers and Electro-Optics (CLEO'2006), Long Beach, USA, May 21-26, 2006, paper CThHH3. 


  110. C. C. Lee, L. F. K. Lui, Lixin Xu, P. K. A. Wai, Hua Yaw Tam, and M. S. Demokan
    "Optically controlled 2×2 switching cell for packet-switched networks,"
    in Proc. Conf. Lasers and Electro-Optics (CLEO'2006), Long Beach, USA, May 21-26, 2006, paper JThC102. 


  111. K. K. Qureshi, Hua Yaw Tam, W. H. Chung, P. K. A. Wai, and N. Sugimoto
    "All optical on-off switching using bismuth-based highly nonlinear fiber,"
    in Proc. Conf. Lasers and Electro-Optics (CLEO'2006), Long Beach, USA, May 21-26, 2006, paper CMAA2. 


  112. K. K. Qureshi, Hua Yaw Tam, W. H. Chung, P. K. A. Wai, and N. Sugimoto
    "Generation of optical pulses with tunable pulsewidth using 1.9 meter bismuth-based highly nonlinear fiber,"
    in Proc. Conf. Lasers and Electro-Optics (CLEO'2006), Long Beach, USA, May 21-26, 2006, paper CMEE3. 


  113. Xinhuan Feng, Hwa Yaw Tam, and P. K. A. Wai
    "Switchable multiwavelength erbium-doped fiber laser using a multimode fiber bragg grating and photonic crystal fiber,"
    in Proc. Conf. Lasers and Electro-Optics (CLEO'2006), Long Beach, USA, May 21-26, 2006, paper JThC47. 


  114. Lixin Xu, L. F. K. Lui, P. K. A. Wai, Hua Yaw Tam, and M. S. Demokan,
    "10 GHz actively mode-locked erbium-doped fiber ring laser using an electro-absorption modulator and a linear optical amplifier,"
    in Proc. of Optical Fiber Communication Conference (OFC'2006), California, USA, 5–10 March 2006, Paper OWI27. 


  115. H. L. Liu, Hua Yaw Tam, W. H. Chung, P. K. A. Wai, and N. Sugimoto,
    "Low Beat-Noise, Highly Polarized Tunable Fiber Ring Laser,"
    in Proc. of Optical Fiber Communication Conference (OFC'2006), California, USA, 5–10 March 2006, Paper OWM6. 


  116. A. Labruyère, K. Nakkeeran, Y. H. C. Kwan, and P. K. A. Wai,
    "Reduction of the impact of group delay ripples in 10-Gb/s NRZ grating-compensated dispersion-managed fiber system using nonlinear optical loop-mirrors,"
    in Proc. of Nonlinear Guided Waves and Their Applications (NLGW), Dresden, Germany, Sept 6-9, 2005, Paper ThB9. 


  117. Y. H. C. Kwan and P. K. A. Wai
    "Modeling of Grating Compensated Dispersion Managed Soliton Systems,"
    in Proc. International Conf. for Mesoscopic Methods in Engineering and Science (ICMMES), Hong Kong, China, July 25-29, 2005, pp. 108. 


  118. Y. H. C. Kwan, K. Nakkeeran, P. K. A. Wai, and P. Tchofo Dinda
    "Suppression of pulse pedestal using nonlinear optical loop mirrors in grating-compensated dispersion-managed fiber transmission systems,"
    in Proc. Pacific Rim Conf. Lasers and Electro-Optics (CLEO/PR), Tokyo, Japan, July 11-15, 2005, paper CFI2-3. 


  119. Y. H. C. Kwan, K. Nakkeeran, and P. K. A. Wai
    "Reduction of intersymbol interference in grating compensated dispersion-managed soliton systems using nonlinear optical loop mirrors,"
    in Proc. OptoElectronics and Commun. Conf. (OECC), Seoul, Korea, July 4-8, 2005, pp. 248-249. 


  120. A. Labruyere, K. Nakkeeran, Y. H. C. Kwan, and P. K. A. Wai
    "All-optical in-line 2R-regeneration in grating compensated dispersion-managed NRZ systems,"
    in Proc. OptoElectronics and Commun. Conf. (OECC), Seoul, Korea, July 4-8, 2005, pp. 550-551. 


  121. Y. H. C. Kwan, K. Nakkeeran, P. K. A. Wai and P. Tchofo Dinda
    "Grating compensated dispersion-managed systems incorporating nonlinear optical loop mirrors,"
    Proceeding of European Conference on Lasers and Electro-optics (CLEO/Europe'2005), CD-12-Mon, 12-17 June 2005, Munich, Germany. 


  122. P. K. A. Wai, Lixin Xu, L. F. K. Lui, L. Y. Chan, C. C. Lee, Hwa Yaw Tam, and M. S. Demokan
    "An all-optical packet-switched ring network,"
    Proceeding of Conference Lasers and Electro-optics (CLEO'2005), CTuX4, 22-27 May 2005, Maryland, USA. 


  123. H. L. Liu, Hua Yaw Tam, W. H. Chung, P. K. A. Wai and N. Sugimoto
    "Wavelength-switchable fiber ring laser,"
    Proceeding of Conference Lasers and Electro-optics (CLEO'2005), JWB41, 22-27 May 2005, Maryland, USA. 


  124. Y. H. C. Kwan, K. Nakkeeran, P. K. A. Wai and P. Tchofo Dinda
    "Effectiveness of nonlinear optical loop mirrors in chirped fiber gratings compensated dispersion-managed transmission systems,"
    Proceeding of Conference Lasers and Electro-optics (CLEO'2005), JTuC1, 22-27 May 2005, Maryland, USA. 


  125. K. K. Qureshi, W. H. Chung, Hwa Yaw Tam and P. K. A. Wai
    "LOA based multiwavelength Laser Source,"
    Proceeding of Conference Lasers and Electro-optics (CLEO'2005), CWK2, 22-27 May 2005, Maryland, USA. 


  126. L. F. K. Lui, Lixin Xu, Kwan Lau, P. K. A. Wai, Hua Yaw Tam, and M. S. Demokan
    "All-optical packet switching with all-optical header processing and 2R regeneration,"
    Proceeding of Conference Lasers and Electro-optics (CLEO'2005), CTuF1, 22-27 May 2005, Maryland, USA. 


  127. Lixin Xu, L. F. K. Lui, P. K. A. Wai, Hwa Yaw Tam, and M. S. Demokan
    "Bitwise-controlled All-Optical Wavelength Converter,"
    Proceeding of Conference Lasers and Electro-optics (CLEO'2005), CMQ1, 22-27 May 2005, Maryland, USA. 


  128. C. Y. Li, G. M. Li, P. K. A. Wai, and V. O. K. Li
    "Novel resource reservation schemes for optical burst switching,"
    in Proc. ICC Conf., Seoul, Korea, May 16-20, 2005, Paper ON03-4. 


  129. P. K. A. Wai, Lixin Xu, L. F. K. Lui, L. Y. Chan, C. C. Lee, Hwa Yaw Tam, and M. S. Demokan,
    "All-optical add-drop node for packet-switched networks,"
    Proceeding of Optical Fiber Communication Conference (OFC'2005), JWA47, 6–11 March 2005, California, USA. 


  130. L. F. K. Lui, Lixin Xu, P. K. A. Wai, L. Y. Chan, C. C. Lee, Hwa Yaw Tam, and M. S. Demokan,
    "1×4 all-optical packet switch with all-optical header processing,"
    Proceeding of Optical Fiber Communication Conference (OFC'2005), OThE6, 6–11 March 2005, California, USA. 


  131. H. L. Liu, Hua Yaw Tam, W. H. Chung, P. K. A. Wai and N. Sugimoto,
    "La-codoped Bismuth-based Erbium-doped Fiber Ring Laser with 106-nm Tuning Range,"
    Proceeding of Optical Fiber Communication Conference (OFC'2005), OME14, 6–11 March 2005, California, USA. 


  132. K.Nakkeeran, P.K.A.Wai, Lixin Xu, L.F.K.Lui, Hwa Yaw Tam and L.Y.Chan,
    "Mode-shift characteristics and hysteresis property of injection locking in a semiconductor laser," 
    Proceeding of the 3rd International Conference on Optical Communications and Networks (ICOCN'2004), pp. 273-276, 30 Nov - 1 Dec 2004, HongKong, China. 


  133. H. L. Liu, Hua Yaw Tam, W. H. Chung, P. K. A. Wai and N. Sugimoto,
    "La-codoped Bismuth-based Erbium-doped Fiber Ring laser with 80-nm Tuning Range," 
    Proceeding of the 3rd International Conference on Optical Communications and Networks (ICOCN'2004), pp. 281-284, 30 Nov - 1 Dec 2004, HongKong, China. 


  134. K.K. Qureshi, Hwa Yaw Tam, W.H. Chung and P. K. A. Wai,
    "Multiwavelength C+L band laser source using Linear Optical Amplifier," 
    Proceeding of the 3rd International Conference on Optical Communications and Networks (ICOCN'2004), pp. 333-336, 30 Nov - 1 Dec 2004, HongKong, China. 


  135. Y.H.C. Kwan, K. Nakkeeran, P. K. A. Wai and P. Tchofo Dinda,
    "Significant improvement of performance in grating-compensated transmission systems using nonlinear optical loop mirrors," 
    Proceeding of the 3rd International Conference on Optical Communications and Networks (ICOCN'2004), pp. 39-42, 30 Nov - 1 Dec 2004, HongKong, China. 


  136. C.Y. Li, G.M. Li, P. K. A. Wai and V.O.K. Li,
    "Performance Comparison between Optical Burst Switching and Deflection Routing," 
    Proceeding of the 3rd International Conference on Optical Communications and Networks (ICOCN'2004), pp. 103-106, 30 Nov - 1 Dec 2004, HongKong, China. 


  137. P. K. A. Wai, Lixin Xu, L.F.K. Lui, L.Y. Chan, C.Y. Li, Hwa Yaw Tam and M.S. Demokan,
    "All-Optical Packet Switching with All-Optical Header Processing Using Fabry-Perot Laser Diodes," 
    Proceeding of the International Symposium on Photonics Asia 2004, 5644-36, 7-12 Nov 2004, Beijing, China. 


  138. P. K. A. Wai , L.Y. Chan, L. F. K. Lui, and Hwa Yaw Tam,
    "Intelligent All-Optical Add-Drop Node for packet switched networks using two-stage injection-locked laser diodes," 
    Proceeding of the 30th European Conference on Optical Communication (ECOC'2004), Vol. 2, Tu1.5.3, pp. 154-155, 5–9 Sept. 2004, Stockholm, Sweden. 


  139. Lixin Xu, W.H. Chung, L.Y. Chan, L.F.K. Lui, P. K. A. Wai, and Hwa Yaw Tam ,
    "Simultaneous all-optical reshaping of two 10 Gb/s signals using injection locking in a Fabry-Perot laser diode," 
    Proceeding of the 30th European Conference on Optical Communication (ECOC'2004), Vol. 3, We4.P.103, pp. 674-675, 5–9 Sept. 2004, Stockholm, Sweden. 


  140. L.Y. Chan, P. K. A. Wai, L.F.K. Lui, Hwa Yaw Tam, and M.S. Demokan,
    "All-optical header processing using an injection-locked Fabry-Pérot laser diode," 
    The 9th OptoElectronics and Communications Conference (OECC'2004), 15B1-4, pp. 608-609, 12-16 July 2004, Yokohama, Japan. 


  141. Y.H.C. Kwan, K. Nakkeeran, and P. K. A. Wai,
    "Analytical design of 160Gb/s dispersion-managed soliton systems compensated by chirped fiber gratings,"
    The 9th OptoElectronics and Communications Conference (OECC'2004), 14C4-4, pp. 476-477, 12-16 July 2004, Yokohama, Japan. 


  142. Y.H.C. Kwan, K. Nakkeeran, and P. K. A. Wai,
    "Transmission improvement in grating-compensated dispersion-managed soliton systems using nonlinear optical loop mirrors,"
    The 9th OptoElectronics and Communications Conference (OECC'2004), 13P-33, pp. 178-179, 12-16 July 2004, Yokohama, Japan. 


  143. C.Y. Li, G.M. Li, P. K. A. Wai, and Victor O.K. Li,
    "A wavelength-switched time-slot routing scheme for wavelength-routed networks,"
    Proceeding of IEEE International Conference on communications (ICC 2004), ON04-6, 20-24 June 2004, Paris, France. 


  144. F.W. Tong, W. Jin, D.N. Wang, and P. K. A. Wai
    "A multi-wavelength fiber laser for methane gas detection,"
    Proceeding of 2nd European Workshop on Optical Fibre Sensors, 362-365, 9-11 June 2004, Santander, Spain. 


  145. Lixin Xu, P. K. A. Wai, Hwa Yaw Tam, L.F.K. Lui, and M.S. Demokan,
    "All-optical packet demultiplexing based on Raman-assisted four-wave mixing in dispersion-shifted fiber,"
    Proceeding of Conference Lasers and Electro-optics (CLEO'2004), CFN6, 16-21 May 2004, California, USA. 


  146. C.H. Kwok, Lixin Xu, and P. K. A. Wai,
    "Novel polarization maintaining actively mode locked fiber ring laser,"
    Proceeding of Conference Lasers and Electro-optics (CLEO'2004), CWA82, 16-21 May 2004, California, USA. 


  147. P. K. A. Wai, L.Y. Chan, L.F.K. Lui, Hwa Yaw Tam, and M.S. Demokan,
    "1×N All-optical packet switch at 10 Gb/s,"
    Proceeding of Conference Lasers and Electro-optics (CLEO'2004), CTuFF2, 16-21 May 2004, California, USA. 


  148. A. Labruyère, P. Tchofo Dinda, A.B. Moubissi, K. Nakkeeran, Y.H.C. Kwan, and P. K. A. Wai,
    "Analytical design of 160 Gbits/s densely dispersion-managed optical fiber transmission systems using Gaussian and raised cosine RZ ansätze,"
    Nonlinear Guided Waves and Their Applications (NLGW'2004), MC45, 28-31 Mar. 2004, Toronto, Canada


  149. Lixin Xu, P. K. A. Wai, H.Y. Tam, L.F.K. Lui, and M.S. Demokan,
    "All optical shutter based on Raman-assisted four-wave mixing in dispersion shifted fiber,"
    Proceeding of Optical Fiber Communication Conference (OFC'2004), TuC7, 22-27 Feb. 2004, California, USA. 


  150. Y.H.C. Kwan, K. Nakkeeran, and P. K. A. Wai,
    "Reduction of intersymbol interference in dispersion-managed soliton systems compensated by chirped fiber gratings,"
    The 5th Pacific Rim Conference on Lasers and Electro-Optics (CLEO/PR'2003), W1F-(5)-3, Vol. 1, p. 130, 15-19 Dec. 2003, Taipei, Taiwan


  151. B.O. Guan, S.Y. Liu, Hwa Yaw Tam, and P. K. A. Wai,
    "Erbium-doped fiber Bragg grating based all-optical switch,"
    The 5th Pacific Rim Conference on Lasers and Electro-Optics (CLEO/PR'2003), TH4A-(8)-7, Vol. 2, p. 626, 15-19 Dec. 2003, Taipei, Taiwan


  152. K. Nakkeeran, Y.H.C. Kwan, P. K. A. Wai, P. Tchofo Dinda, and A. Labruyere,
    "Effectiveness of raised-cosine RZ pulses in dispersion-managed fiber systems,"
    The 5th Pacific Rim Conference on Lasers and Electro-Optics (CLEO/PR'2003), TU4A-(14)-4, Vol. 1, p. 50, 15-19 Dec. 2003, Taipei, Taiwan


  153. K. Nakkeeran, Y.H.C. Kwan, and P. K. A. Wai,
    "Fast method for obtaining pulse parameters in grating compensated dispersion-managed soliton systems,"
    The 5th Pacific Rim Conference on Lasers and Electro-Optics (CLEO/PR'2003), TU4A-(14)-3, Vol. 1, p. 49, 15-19 Dec. 2003, Taipei, Taiwan


  154. C.Y. Li, G.M. Li, V. O.K. Li, P. K. A. Wai, H. Xie, and X.C. Yuan,
    "Using 2´2 switching modules to build large 2-D MEMS optical switches,"
    Proceeding of IEEE Global Communications Conference (Globecom 2003), pp. 2798-2802, 1-5 December 2003, California, USA.  


  155. P. K. A. Wai and Wen-hua Cao,
    "Amplification and compression of ultrashort fundamental solitons in an Erbium-doped nonlinear amplifying fiber loop mirror,"
    The 8th OptoElectronics and Communications Conference (OECC'2003), pp. 393-394, 13-16 Oct. 2003, Shanghai, China


  156. K.K. Qureshi, L.Y. Chan, P. K. A. Wai, L.F.K. Lui, W.H. Chung, and Hwa Yaw Tam,
    "Implementation of an all-optical NOR gate using multi-wavelength injection-locked diode laser,"
    The 8th OptoElectronics and Communications Conference (OECC'2003), pp. 397-398, 13-16 Oct. 2003, Shanghai, China


  157. Y.H.C. Kwan, K. Nakkeeran, and P. K. A. Wai,
    "Analytical method for designing grating compensated dispersion-managed soliton systems,"
    The 8th OptoElectronics and Communications Conference (OECC'2003), P4-10, pp. 655-656, 13-16 Oct. 2003, Shanghai, China


  158. B.O. Guan, Hwa Yaw Tam, S.Y. Liu, P. K. A. Wai and N. Sugimoto,
    "Wideband La Co-Doped Bi2O3-Based EDFA for L-Band DWDM Systems,"
    Proceedings, 29th European Conference on Optical Communication (ECOC'2003), Vol. 2, Tu3.7.3, pp. 280-281, Sept. 2003, Rimini, Italy.


  159. Charles Surya, Hwa Yaw Tam, and P. K. A. Wai
    "Photonics research in The Hong Kong Polytechnic University,"
    The 6th Chinese OptoElectronics Symposium (COES'2003), pp. 32-35, 12-14 Sept. 2003, Hong Kong


  160. B.O. Guan, Hwa Yaw Tam, S.Y. Liu, P. K. A. Wai, and N. Sugimoto,
    "Ultra-wideband Bismuth-based EDFA for DWDM systems,"
    The 6th Chinese OptoElectronics Symposium (COES'2003), pp. 147-149, 12-14 Sept. 2003, Hong Kong


  161. L.F.K. Lui, L.Y. Chan, P. K. A. Wai, B. Moses, W.H. Chung, H.Y. Tam, and M.S. Demokan, 
    "An all-optical ON/OFF switch using a multi-wavelength mutual injection-locked Fabry-Perot laser diode,"
    The 6th Chinese OptoElectronics Symposium (COES'2003), pp. 154-157, 12-14 Sept. 2003, Hong Kong


  162. Y.H.C. Kwan, K. Nakkeeran, and P. K. A. Wai,  
    "Analytical method for designing grating compensated dispersion-managed soliton systems,"
    The 6th Chinese OptoElectronics Symposium (COES'2003), pp. 158-161, 12-14 Sept. 2003, Hong Kong


  163. Lixin Xu, W.H. Chung, L.Y. Chan, L.F.K. Lui, P. K. A. Wai, and Hwa Yaw Tam, 
    "Dispersion compensation using multi-mode injection locking in Fabry-Perot semiconductor laser,"
    The 6th Chinese OptoElectronics Symposium (COES'2003), pp. 162-165, 12-14 Sept. 2003, Hong Kong


  164. Lixin Xu, L.Y. Chan, L.F.K. Lui, H.L. Liu, W.H. Chung, Y.H.C. Kwan, K.K Qureshi, P. K. A. Wai, and Hwa Yaw Tam,  
    "Dense wavelength division multiplexing re-circulating loop transmission testbed,"
    The 6th Chinese OptoElectronics Symposium (COES'2003), pp. 166-168, 12-14 Sept. 2003, Hong Kong


  165. Lixin Xu, P. K. A. Wai, and Hwa Yaw Tam,  
    "Raman-assisted four-wave mixing,"
    The 6th Chinese OptoElectronics Symposium (COES'2003), pp. 169-171, 12-14 Sept. 2003, Hong Kong


  166. K.K. Qureshi, L.Y. Chan, L.F.K. Lui, P. K. A. Wai, and Hwa Yaw Tam,  
    "Real-time bit error monitoring system (BEMS) for optical communication by use of high speed optical logic gates,"
    The 6th Chinese OptoElectronics Symposium (COES'2003), pp. 172-174, 12-14 Sept. 2003, Hong Kong


  167. K. Nakkeeran, P. K. A. Wai, L.Y. Chan, L.F.K. Lui, and Hwa Yaw Tam,  
    "Modeling of an all-optical switch using a multi-wavelength mutual injection-locking laser diode,"
    The 6th Chinese OptoElectronics Symposium (COES'2003), pp. 175-177, 12-14 Sept. 2003, Hong Kong


  168. B. Moses, P. K. A. Wai, L.Y. Chan, and Hwa Yaw Tam,  
    "An all optically controlled polarizer,"
    The 6th Chinese OptoElectronics Symposium (COES'2003), pp. 178-181, 12-14 Sept. 2003, Hong Kong


  169. Yali Lu, B. Moses, P. K. A. Wai, H.Y. Tam, and Jintong Lin, 
    "Polarization mode dispersion measuring of the re-circulating loop transmission testbed at The Hong Kong Polytechnic University,"
    The 6th Chinese OptoElectronics Symposium (COES'2003), pp. 241-242, 12-14 Sept. 2003, Hong Kong


  170. K.K. Qureshi, W.H. Chung, Hwa Yaw Tam, L.Y. Chan, P. K. A. Wai, and L.F.K. Lui,
    "An all-optical NOT gate with variable threshold using dual wavelength injection locking," 
    Proceeding of European Conference on Lasers and Electro-optics (CLEO/Europe'2003), CJ11038, 22-27 June 2003, Munich, Germany. 


  171. K.K. Qureshi, W.H. Chung, Hwa Yaw Tam , L.Y. Chan, P. K. A. Wai, and L.F.K. Lui,
    "Implementation of all-optical bit error monitoring system using cascaded optical logic gates," 
    Proceeding of Conference Lasers and Electro-optics (CLEO'2003), CThJ7, 1-6 June 2003, Baltimore, U.S.A. 


  172. L.F.K. Lui, L.Y. Chan, P. K. A. Wai,  B. Moses, W.H. Chung, and Hwa Yaw Tam,
    "All-optical shutter using a multi-wavelength mutual injection-locked Fabry-Perot laser diode," 
    Proceeding of Conference Lasers and Electro-optics (CLEO'2003), CTuQ2, 1-6 June 2003, Baltimore, U.S.A. 


  173. D.N. Wang, F.W. Tong,  Xiaohui Fang, W. Jin, P. K. A. Wai, and J.M. Gong,
    "Multiwavelength fiber laser source with a hybrid gain medium," 
    Proceeding of Conference Lasers and Electro-optics (CLEO'2003), CThM35, pp. 1614-1618, 1-6 June 2003, Baltimore, U.S.A. 


  174. L.Y. Chan, P. K. A. Wai, L.F.K. Lui, K.K. Qureshi, W.H. Chung, and Hwa Yaw Tam,
    "Real-time OC-192 all-optical bit-error monitoring system using inverted wavelength converter and optical NOR gate," 
    Proceeding of Optical Fiber Communication Conference (OFC'2003), Section MF96, Vol. 1, pp. 119-120, March 2003, Atlanta, U.S.A. 


  175. L.Y. Chan, P. K. A. Wai, L.F.K. Lui, B. Moses, W.H. Chung, and Hwa Yaw Tam, 
    "Demonstration of all-optical packet demultiplexing using a multi-wavelength mutual injection-locked laser diode,"
    Proceeding of Optical Fiber Communication Conference (OFC'2003), Section FF4, Vol. 2, pp. 671-673, March 2003, Atlanta, U.S.A.


  176. F.W. Tong, D.N. Wang, W. Jin, J.M. Gong, and P. K. A. Wai,
    "A Multiwave Length Fiber Laser Operated at Room Temperature,"
    Proceeding of Optoelectronics and Communications Conference (OECC'2002), Section 10P-47, pp. 280-1, July 2002, Yokohama, Japan. 


  177. C.Y. Li, P. K. A. Wai, X.C. Yuan, and V.O.K. Li,
    "Multicasting in deflection-routed all-optical packet-switched networks,"
    Proceeding of Globecom 2002, Taipei, 17-21 November 2002.


  178. L.Y. Chan, W.H. Chung, P. K. A. Wai, B. Moses, and Hwa Yaw Tam,
    "Demonstration of fast all-optical polarization controller using mutual injection-locked laser diode," 
    Proc. Conf. Lasers and Electro-optics CLEO2002, Long Beach, USA, paper no. CMB4, 2002.


  179. W.H. Chung, L.Y. Chan, Hwa Yaw Tam, and P. K. A. Wai,
    "Transmission performance improvement of fiber DFB laser by injection locking,"
    Proc. Conf. Lasers and Electro-optics CLEO2002, Long Beach, USA, paper no. CThO36, 2002. 


  180. C.Y. Li, P. K. A. Wai, X.C. Yuan, and V.O.K. Li,
    "Deflection routing in slotted self-routing networks with arbitrary topology,"
    Proceedings of ICC 2002, pp. 2781-2785, New York, April 28 - May 2, 2002.


  181. W.H. Chung, L.Y. Chan , Hwa Yaw Tam, and P. K. A. Wai
    "Single Output Polarization Control of Fiber DFB Laser using Injection Locking", 
    Optical Fiber Communication Conference OFC'2002, Anaheim, U.S.A, paper no. ThGG28, 2002


  182. L. Ding, E.A. Golovchenko, A.N. Pilipetskii, C.R. Menyuk, and P.K.A. Wai,
    "Improvement of NRZ Signal Transmission Through Phase Modulation,"
    Proceeding of Optical Fiber Communication Conference (OFC'1997), TuJ7, 16-21 February 1997, Dallas, Texas, USA


 
 

     Other Publications
  1. L. Ding, E.A. Golovchenko, A.N. Pilipetskii, C.R. Menyuk, and P. K. A. Wai,
    "Modulated NRZ Signal Transmission in Dispersion Maps",
    Trends in Optics and Photonics, edited by A.E. Wilner and C.R. Menyuk (Optical Society of America, Washington, DC, 1997), vol. 12, pp. 204-206.

  2. P.K.A Wai and C.R. Menyuk,
    "Nonlinear Polarization Mode Dispersion in Optical Fibers With Randomly Varying Birefringence",
    Physics and Applications of Optical Solitons in Fibers, edited by A. Hasegawa (Kluwer Academic, Dordrecht, Netherlands, 1996), pp. 307-318.

  3. C.R. Menyuk and P.K.A Wai,
    "Physical Models of Polarization Mode Dispersion",
    Proceedings of the Thirteenth Symposium on Energy Engineering Sciences, edited by O.P. Manley (Office of Scientific and Technical Information, Oak Ridge, TN, 1995), pp. 233-240.

  4. C.R.Menyuk and P.K.A Wai,
    "Solitons in Optical Fibers With Randomly Varying Birefringence",
    Proceedings of ACOFT '94, edited by M. Austin (Telecom Australia, Melbourne, Australia, 1994), pp. 33-36.

  5. C.R. Menyuk and P.K.A Wai,
    "Solitons in Optical Fibers With Randomly Varying Birefringence",
    Proceedings of the 1993 International Symposium on Nonlinear Theory and Its Applications, edited by M. Tanaka and T. Saito (IEICE, Tokyo, Japan, 1993), Vol. 3, pp. 917-922.

  6. M.A. Henesian, S.N. Dixit, C.J. Chen, P.K.A Wai, and C.R. Menyuk,
    "Simulations of Spectral Broadening by Cross-Phase Modulation (XPM) with Chaotic Light Pulses",
    Laser Coherence Control: Technology and Applications, edited by H. T. Powell and T. J. Kessler (SPIE Publ. no. 1870, Bellingham, WA, 1993, pp. 2-13.

  7. C.R. Menyuk and P.K.A Wai,
    "Simulations of Solitons in Birefringent Optical Fibers",
    Advances in Computer Methods for Partial Differential Equations VII, edited by R. Vichnevetsky, D. Knight and G. Richter (IMACS, New Brunswick, NJ, 1992), pp. 510-516.

  8. C.R. Menyuk and P.K.A Wai,
    "Soliton Propagation in an Optical Fiber With Randomly Varying Birefringence",
    Proceedings of the Tenth Symposium on Energy Engineering Science, edited by O.P. Manley (Office of Scientific and Technical Information, Oak Ridge, TN, 1992), pp. 233-240.

  9. C.R. Menyuk and P.K.A Wai,
    "Optical Fiber Solitons in the Presence of Higher Order Dispersion and Birefringence",
    Optical Solitons --- Theory and Experiment, edited by J.R. Taylor (Cambridge University Press, Cambridge, UK, 1992), pp. 314-377.

  10. C.R. Menyuk, P.K.A Wai, H.H. Chen, and Y.C. Lee,
    "Hamiltonian Deformations of Integrable, Nonlinear Field Equations (with Applications to Optical Fibers)",
    Transactions of the 4th Army Conference on Applied Mathematics and Computing, edited by F. Dressel, (ARO Report 87-1, U.S. Government Printing Office) pp. 373-386, 1987.

  11. P.K.A Wai, C.R. Menyuk, H.H. Chen, and Y.C. Lee,
    "Solitons at the Zero-Dispersion Wavelength of Single-Mode Fibers",
    Ultrafast Phenomena, edited by G.R. Fleming and A.E. Siegman (Springer-Verlag, New York, 1986), pp. 65-67.

 
 

     Invited Papers
  1. P. K. A. Wai, Lixin Xu, K.L.F. Lui, C.Y. Li, L.Y. Chan, and Hwa Yaw Tam,
    "A Minimalist Approach to All-Optical Packet Switching,"
    Optics & Photonics News (OPN), pp. 34-39, Vol. 16, No. 3 (March 2005)  

  2. C.Y. Li, G.M. Li, P. K. A. Wai, and V.O.K. Li,
    "Performance analysis of realistic optical time division multiplexed wavelength-routed networks,"
    IEEE 18th Annual Workshop on Computer Communications (CCW 2003), pp. 134-138, California, USA (20-21 October 2003)  

  3. P. K. A. Wai, L.Y. Chan, and Hwa Yaw Tam,
    "All-optical switching using Fabry-Perot laser diodes,"
    The 8th OptoElectronics and Communications Conference (OECC'2003), pp. 257-258Shanghai, China.  (13-16 October 2003)  

  4. Hwa Yaw Tam, P. K. A. Wai, and W.H. Chung,
    "A wavelength monitoring system using tunable MEMS filter calibrated by F-P laser,"
    The 8th OptoElectronics and Communications Conference (OECC'2003), pp. 615-616Shanghai, China.  (13-16 October 2003)  

  5. K. Nakkeeran, Y.H.C. Kwan, and P. K. A. Wai,
    "Efficient Method for Obtaining Parameters of Stable Pulse in Grating Compensated Dispersion-Managed Communication Systems,"
    The 37th Conference on Information Sciences and Systems, Section WA7, The Johns Hopkins University, USA (12-14 March 2003)  

  6. P.K.A Wai, D. Marcuse, W. L. Kath, and C. R. Menyuk,
    "Signal Propagation in Optical Fibers with Randomly Varying Birefringence",
    International Symposium on New Trend in Optical Soliton Transmission, Kyoto, Japan (Nov. 18--21, 1997).

  7. P.K.A Wai, C.R. Menyuk, and D. Marcuse,
    "Signal Propagation in Optical Fibers with Randomly Varying Birefringence",
    The 10th Meeting on Optical Engineering in Israel, Jerusalem, Israel (March 2-6, 1997).

  8. C.R. Menyuk, P.K.A Wai, and D. Marcuse,
    "Physical Models of Polarization Mode Dispersion",
    Technical Workshop on Mathematical Problems of Superfluity and Nonlinear Optics, Haifa, Israel (May 27-June 3, 1996).

  9. P.K.A Wai and C.R. Menyuk,
    "Nonlinear Polarizaton Mode Dispersion in Optical Fibers with Randomly Varying Birefringence",
    International Symposium on Physics and Applications of Optical Solitons in Fibers, Kyoto, Japan (Nov. 14-17, 1995).

  10. C.R. Menyuk and P.K.A Wai,
    "Physical Models of Polarization Mode Dispersion",
    Gordon Conference on Nonlinear Optics, Tilton, NH (July 30-Aug. 4, 1995).

  11. C.R. Menyuk and P.K.A Wai,
    "Physical Models of Polarization Mode Dispersion",
    Thirteenth Symposium on Energy Engineering Sciences, Argonne, IL (May 15-17, 1995).

  12. C.R. Menyuk and P.K.A Wai,
    "Physical Models of Polarization Mode Dispersion",
    Australian CRC Photonics Summer School, Melbourne, Victoria, AUSTRALIA (Dec. 7-12, 1994).

  13. P.K.A Wai and C.R. Menyuk,
    "Physical Models of Polarization Dispersion",
    1994 IMA Workshop on Waves in Random and Other Complex Media, Minnesapolis, Minnesota (Nov. 14-18, 1994).

  14. C.R. Menyuk and P.K.A Wai,
    "Physical Models of Polarization Mode Dispersion",
    Air Force Office of Scientific Research Nonlinear Optics Workshop, Tucson, AZ (Oct. 9-11, 1994).

  15. C.R. Menyuk and P.K.A Wai,
    "Solitons in Optical Fibers With Randomly Varying Birefringence",
    1993 International Symposium on Nonlinear Theory and Its Applications, Honolulu, HW (Dec. 5-10, 1993), paper 7.8-3.

  16. P.K.A Wai and C.R. Menyuk,
    "Light Propagation in Optical Fibers With Randomly Varying Birefringence",
    2nd IMACS Conference on Computational Physics, St. Louis, MO (Oct. 6-9, 1993).

  17. C.R. Menyuk, C.J. Chen, and P.K.A Wai,
    "Passive Modelocking in Fiber Lasers",
    Nonlinear Guided Wave Phenomena Topical Meeting, Cambridge, England (Sept. 20-22, 1993), paper WA1-1.



    Updated on 25 Feb., 2011.