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Journal Papers (invited included)
J46. (Invited) L.-S. Yan, X. Steve Yao, M. C. Hauer, and A. E. Willner, �Practical solutions to polarization mode dispersion emulation and compensation,� IEEE/OSA Journal of Lightwave Technology, special issue on polarization in optical networks, will appear in Nov., 2006
J45. Y. Shi, L.-S. Yan, and X. Steve Yao, �Automatic Maximum-Minimum Search Method forAccurate PDL and DOP Characterization,� accepted by IEEE/OSA Journal of Lightwave Technology, will appear in 2006
J44. Y. Wang, C. Yu, L.-S. Yan, A.E. Willner, R. Roussev, C. Langrock, M.M. Fejer, Y. Okawachi, J.E. Sharping A.L. Gaeta, �44-ns Continuously-Tunable Dispersionless Optical Delay Element Using a PPLN Waveguide With a Two Pump Configuration, DCF, and a Dispersion Compensator" accepted by IEEE Photonics Technology Letters, vol.18, 2006
J43. L.-S. Yan, L. Lin, A. Besele, S. Wey, and X. Steve Yao, �Programmable Optical Delay Generator With Uniform Output and Double-Delay Capability,� accepted by OSA Journal of Optical Networking, 2006
J42. T. Luo, C. Yu, L.-S. Yan, S. Kumar, Z. Pan and A.E. Willner, �Simple Autocorrelation Technique Based on Degree-of-Polarization Measurement,� IEEE Photonics Technology Letters, vol.18, no. 15, pp.1606-1608, 2006
J41. X. Steve Yao, X. Chen, and L.-S. Yan, �Self-calibrating binary polarization analyzer,� Optics Letter, vol. 31, no. 13, pp. 1948-1950, 2006
J40. L.-S. Yan, X. Steve Yao, C. Yu, Y. Wang, L. Lin, Z. Chen, and A. E. Willner, �High-Speed and Highly Repeatable Polarization-State Analyzer for 40-Gb/s System Performance Monitoring,� IEEE Photonics Technology Letters, vol.18, no.4, 2006
J39. L.-S. Yan, T. Luo, Q. Yu, Y. Xie, K.-M. Feng, R. Khosravani, and A. E. Willner, �Investigation of Performance Variations Due to the Amplitude of Group-Delay Ripple in Chirped Fiber Bragg Gratings,� Optical Fiber Technology, vol. 12, no. 3, pp. 238-242, 2006
J38. L.-S. Yan, X. Steve Yao, and A. E. Willner, �Enabling Hinge Model in Polarization-Mode Dispersion Statistics Using Variable Differential-Group-Delay Based Emulator,� IEEE Photonics Technology Letters, vol.18, no.2, pp.427-429, 2006
J37. R. Khosravani, Y.W. Song, Y. Xie, L.-S. Yan, A.E. Willner and C.R. Menyuk, �Bit-pattern-dependent polarization rotation in first-order PMD-compensated WDM systems,� Optics Communications, vol. 257, 191-196, 2005
J36. L.-S. Yan, Y. Wang, B. Zhang, C. Yu, J. McGeehan, L. Paraschis, and A. E. Willner, �Reach extension in 10-Gb/s directly modulated transmission systems using asymmetric and narrowband optical filtering,� Optics Express,13, 5106-5115 (2005).
J35. L.-S. Yan, X. Steve Yao, Y. Shi, and A. E. Willner, �Simultaneous Monitoring of Both Optical Signal-to-Noise-Ratio and Polarization-Mode-Dispersion Using Polarization Scrambling and Polarization-Beam-Splitting,� IEEE/OSA Journal of Lightwave Technology - special issue on Optical Networking, vol.23, no. 10, 2005.
J34. L.-S. Yan, Y. Chang, S. Killmeyer, B. Gomatam, R. Talaga, T. Luo, and A. E. Willner, �Performance Enhancement in 10-Gb/s Long-Haul Fiber Links with Adaptive Eye Mapping in an Integrated 16-bit Si-CMOS Transceiver IC,� IEEE Photonics Technology Letters, vol. 17, no. 8, 2005
J33. L.-S. Yan, Y. Shi, and A. E. Willner, �Graphical Solution for RF Half-Wave Voltage and ChirpParameter of Electro-Optic Modulators Using Optical Spectrum Analysis,� IEEE Photonics Technology Letters, vol. 17, no. 7, 2005
J32. Y. Wang, C. Yu, T. Luo, L.-S. Yan, Z. Pan, and A. E. Willner, �Tunable All-Optical Wavelength Conversion and Wavelength Multicasting Using Orthogonally Polarized Fiber FWM,� IEEE/OSA Journal of Lightwave Technology - special issue on Optical Networking, vol.23, no. 10, 2005.
J31. C. Yu, L. Christen, T. Luo, Y. Wang, Z. Pan, L.-S. Yan, and A.E. Willner, �All-optical XOR gate using polarization rotation in single highly�nonlinear fiber,�IEEE Photonics Technology Letters, vol. 17, no.6, 1232-1234, 2005
J30. L.-S. Yan, C. Yu, Y. Wang, T. Luo, L. Paraschis, Y. Shi, and A. E. Willner, �40-Gb/s Transmission Over 25-km of Negative-Dispersion Fiber using Narrowband Filtering of a Commercial Directly Modulated DFB Laser,� IEEE Photonics Technology Letters, vol. 17, no.6, 1322-1324, 2005
J29. C. Yu, L.-S. Yan, T. Luo, Y. Wang, Z. Pan, and A.E. Willner, �Width-tunable optical RZ pulse train generation based on four-wave mixing in highly-nonlinear fiber,� IEEE Photonics Technology Letters, vol.17, no.3, 636-638, 2005
J28. X.-Steve Yao, L.-S. Yan, and Y. Shi, �A Highly repeatable All solid-state polarization state generator,� Optics Letter, vol. 30, no.11, 1324-1326, 2005
J27. L.-S. Yan, Q. Yu, and A. E. Willner, �Uniformly distributed states of polarization on the Poincar� sphere using an improved polarization scrambling scheme,� Optics Communications, vol. 259, 43-50, 2005.
J26. T. Luo, L.-S. Yan, Y. Q. Shi, Z. Pan, Y. W. Song, A. E. Willner, and S. Yao, �Tunable Wavelength Spacing Multi-Wavelength Ring Laser Using a Programmable DGD Module as the Intra-Cavity Filter,� Electronics Letters, vol. 40, no.29, 2004
J25. T. Luo, Z. Pan, S.M.R.M. Nezam, L.-S. Yan, A.B. Sahin, and A. E. Willner, �PMD Monitoring by Tracking the Chromatic-Dispersion-Insensitive RF Power of the Vestigial Sideband,� IEEE Photonics Technology Letters, vol. 16, no. 9, 2004
J24. T. Lu, D. Yevick, L.-S. Yan, B. Zhang, and A. E. Willner, �An Experimental Approach to Multicanonical Sampling,� IEEE Photonics Technology Letters, vol. 16, no. 8, 2004
J23. L.-S. Yan, S. M. R. Motaghian Nezam, A. B. Sahin, J. E. McGeehan, T. Luo, Q. Yu, and A. E. Willner, �Performance Optimization of RZ Data Format in WDM Systems Using Tunable Pulse-width Management at the Transmitter,� IEEE/OSA Journal of Lightwave Technology, vol. 23, no.2, 2005.
J22. L.-S. Yan, M. C. Hauer, Y. Shi, X. Steve Yao, P. Ebrahimi, Y. Wang, A. E. Willner, and W. L. Kath, �Polarization-mode-dispersion emulator using variable differential-group-delay (DGD) elements and its use for experimental importance sampling,� Special Issue on Polarization Mode Dispersion, IEEE/OSA Journal of Lightwave Technology, vol. 22, no. 3, 2004
J21. S. M. Reza Motaghian Nezam, Lianshan Yan, John E. McGeehan, Yongqiang Shi, Alan E. Willner, and Steve Yao �Enhancing the Dynamic Range and DGD Monitoring Windows in DOP-based DGD Monitors Using Symmetric and Asymmetric Partial Optical Filtering,� Special Issue on Polarization Mode Dispersion, IEEE/OSA Journal of lightwave Technology, vol. 22, no.3, 2004.
J20. (Invited) A. E. Willner, S.M.R. Motaghian Nezam, L.-S. Yan, Z. Pan, and M. C. Hauer, �Polarization monitoring and control in optical systems,� IEEE/OSA Journal of Lightwave Technology, vol. 22, no.1, 2004
J19. L.-S. Yan, M. C. Hauer, P. Ebrahimi, Y. Wang, Y. Q. Shi, X. S. Yao, A. E. Willner, and W. L. Kath, �Measurement of Q degradation due to polarisation mode dispersion using multiple importance sampling,� Electronics Letters, vol. 39, no. 13, pp. 974-975, 2003.
J18. L.-S. Yan, C. Yeh, G. Yang, L. Lin, Z. Chen, Y. Q. Shi, A. E. Willner, and X. Steve Yao, �Programmable Group Delay Module Using Binary Polarization Switching,� IEEE/OSA Journal of Lightwave Technology, vol. 21, no.7, 2003.
J17. Q. Yu, L.-S. Yan, S. Lee, Y. Xie, and A. E. Willner, "Loop-Synchronous Polarization Scrambling Technique for Simulating Polarization Effects using Recirculating Fiber Loops," IEEE/OSA Journal of Lightwave Technology, vol. 21, no. 7, 2003.
J16. L.-S. Yan, Q. Yu, A. E. Willner, and Y. Shi, "Measurement of the Chirp Parameter of Electro-Optic Modulators by Comparing the Phase Between Two Sidebands," Optics Letters, vol. 28, no.13, 2003.
J15. L.-S. Yan, Q. Yu, T. Luo, J. E. McGeehan, and A.E. Willner, "Deleterious System Effects due to Low Frequency Polarization Scrambling in the Presence of Non-Negligible Polarization Dependent Loss," IEEE Photonics Technology Letters, vol. 15, no. 3, 2003.
J14. Y. Shi, L.-S. Yan, and A.E. Willner, "High-Speed Electro-Optic Modulator Characterization Using Optical Spectrum Analysis", IEEE/OSA Journal of Lightwave Technology, vol. 21, no. 10, 2003.
J13. Q. Yu, Z. Pan, L.-S. Yan, and A.E. Willner, "Chromatic Dispersion Monitoring Technique using Sideband Optical Filtering and Clock Phase-Shift Detection," IEEE/OSA Journal of Lightwave Technology, Special Issue on 40-Gb/s Lightwave Systems, vol. 20, no. 12, 2002.
J12. L.-S. Yan, Q. Yu, A.B. Sahin, and A.E. Willner, "Differential Group Delay Monitoring used as Feedforward Information for Polarization Mode Dispersion Compensation," IEEE Photonics Technology Letters, vol. 14, pp. 1463 -1465, 2002.
J11. L.-S. Yan, Q. Yu, and A. E. Willner, "Demonstration of In-Line Monitoring and Compensation of Polarization Dependent Loss for Multiple Channels," IEEE Photonics Technology Letters, vol. 14, pp. 864-866, 2002.
J10. L.-S. Yan, Q. Yu, T. Luo, A. E. Willner, and X. S. Yao, "Compensation of Higher-order PMD Using Phase Modulation and Polarization Control in the Transmitter," IEEE Photonics Technology Letters, vol. 14, pp. 858-860, 2002.
J9. L.-S. Yan, Q. Yu, Y. Xie, and A. E. Willner, "Experimental Demonstration of the System Performance Degradation due to the Combined Effect of Polarization Dependent Loss with Polarization Mode Dispersion,� IEEE Photonics Technology Letters, vol. 14, no. 2, pp. 224-226, 2002.
J8. Q. Yu, L.-S. Yan, Y. Xie, M. Hauer, and A.E. Willner, "Higher-Order PMD Compensation Using a Fixed Time Delay Followed by a Variable Time Delay," IEEE Photonics Technology Letters, vol. 13, pp. 863-865, 2001.
J7. Chen Jun, Ge Jianhong, Hong Zhi, Qiu Wenfa, Bao Chengfang, Wang Xiuping, Zhang Shiwen, Yan Lianshan, and Wu Xiaoyuan, "LD pumped Cr4+:Nd3+:YAG self Q-switched laser", High Power Laser And Particle Beams, vol.12, no.1, pp.1-4, 2000
J6. Yan Lianshan, and Zhang Shiwen, "Polarized combination of high power laser beams", Chinese Journal of Laser & Infrared, vol.30, no.2, pp.81-83, 2000
J5. Yan Lianshan, and Zhang Shiwen, "Relationship between output polarization characteristics and beam quality in tightly wrapped free-reflection cavity", Chinese Journal of Laser & Infrared, vol.29, no.5, 1999
J4. Yan Lianshan, and Zhang Shiwen, "Study about polarized combination of two beams", Chinese Journal of Laser & Infrared, vol.29, no.4, 1999
J3. Yan Lianshan, He Xuedong, Lu Peng, Wu Xiaoyuan, Zhang Xianming, Zhang Shiwen, and Elmansur Fashi, "Study of unstable resonators of a high average power slab laser ", Chinese Journal of Lasers, vol. A24, no.10, 1997
J2. He Xuedong, Zhang Shiwen, Yan Lianshan, and Lin Yuanhai, "40Hz repetition high pulse energy, frequency doubled Q-switched Nd:YAG laser", Chinese Journal of Laser & Infrared, vol.26, no.1, 1996
J1. Yan Lianshan, He Xuedong, Chen Xuefeng, and Zhang Shiwen, "Study on the resonator film size of laser of slab geometry", Chinese Journal of Laser & Infrared, vol.25, no.6, 1995

Invited Talks
IT7. X. Yao, L.-S. Yan, and J. Ma, �New developments in polarization control & measurement, and their applications,� paper 1.2-2, SPIE ALT�05/PIBM�05, Sept, 2005
IT6. X. Steve Yao, and L.-S. Yan, �Dynamic polarization control and differential group delay devices,� invited paper, OECC, 2004
IT5. L.-S. Yan, and A. E. Willner, �PMD emulation: requirements and results,� Workshop on PMD, 29th European Conference on Optical Communications (ECOC), Rimini, Italy, 2003
IT4. Alan Willner and L.-S. Yan, "Performance Degradations and Monitoring in Optical Networks," Asia-Pacific Optical and Wireless Communications Conference (APOC), Wuhan, China, Nov. 2003 (SPIE, Bellingham, WA, 2003)
IT3. A. E. Willner, and L.-S. Yan, "Overcoming Dispersive Effects in Optical Networks," Invited Paper, Asia-Pacific Optical and Wireless Communications Conference (APOC), Shanghai, China, Oct. 2002.
IT2. P. Ebrahimi, Y. Wang, A. B. Sahin, L.-S. Yan, Y. Qian, J. Li, A. E. Willner, "Effects of SBS and Rayleigh Scattering in Densely-Spaced Bidirectional Transmission using Raman Amplification," Invited Paper, Conference on Lasers and Electro-Optics (CLEO), paper CThG6, Long Beach, CA, May 2002 (Optical Society of America, Washington, D.C., 2002).
IT1. Q. Yu, L.-S. Yan, Z. Pan, and A. E. Willner, "Chromatic Dispersion Monitor for WDM Systems using Vestigial-Sideband Optical Filtering," Invited Paper, Conference on Optical Fiber Communications (OFC) '02, paper WE3, Anaheim, CA, March 2002 (Optical Society of America, Washington, D.C., 2002).


Conference Proceedings

C51. Y. Wang, S. Hu, L.-S. Yan, and A. E. Willner, �Optical Performance Monitoring of Chromatic Dispersion and PMD for Multi-level Intensity and Phase Modulation,� the Conference on Lasers and Electro-Optics (CLEO), paper CThE4, Long Beach, CA, 2006 (Optical Society of America, Washington, D.C., 2006)
C50. L.-S. Yan, X. Steve Yao, C. Yu, Y. Wang, L. Lin, Z. Chen, and A. E. Willner, �<1-ms Highly-Repeatable Polarization-State Generator and Analyzer Using Polarization Switches and Application in 14�40-Gb/s System Performance Monitoring,� the 31st European Conference on Optical Communications (ECOC), paper Th3.2.3, Glasgow, Scotland, 2005
C49. L.-S. Yan, X. Steve Yao, and A. E. Willner, �Enabling Hinge Model by Slow Dynamics in Variable DGD based PMD Emulator,� the 31st European Conference on Optical Communications (ECOC), paper We4.P.130, Glasgow, Scotland, 2005
C48. T. Luo, C. Yu, L.-S. Yan, S. Kumar, Z. Pan, A. E. Willner, and X. Steve Yao, �Simple Autocorrelation Technique by Tuning a DGD Element and Measuring a Pulse�s Degree-of-Polarization,� the 31st European Conference on Optical Communications (ECOC), paper We2.3.3, Glasgow, Scotland, 2005
C47. Y. Wang, C. Yu, L.-S. Yan, A. E. Willner, and M. M. Fejer, �Continously-Tunable Dispersionless 44-ns All-Optical Delay Element Using a Two-Pump PPLN, DCF, and a Dispersion Compensator,� the 31st European Conference on Optical Communications (ECOC), paper Th1.3.3, Glasgow, Scotland, 2005
C46. L. Christen, I. Fazal, M. Giltrelli, Y. Wang, L.-S. Yan, L. Paraschis, X. Steve Yao, and A. E. Willner, �PMD and CD Sensitivity Enhancement in Directly Modulated Transmission Systems Through RZ DM-DPSK,� the 31st European Conference on Optical Communications (ECOC), paper Th2.2.4, Glasgow, Scotland, 2005.
C45. L. Zhang, T. Luo, L.-S. Yan, Y. Wang, C. Yu, and A. E. Willner, �Periodic dispersion self-compensation induced by photo-sensitivity for achieving quasi-phase matching in holey fibers,� the Conference on Lasers and Electro-Optics (CLEO), paper JWB49, Baltimore, MD, 2005 (Optical Society of America, Washington, D.C., 2005).
C44. L.-S. Yan, T. Lu, B. Zhang, C. Yu, D. Yevick, and A. E. Willner, �Fiber transmission system application and limitation of multicanonical sampling in PMD emulation,� Conference on Optical Fiber Communications (OFC), paper OThT4, Anaheim, CA, 2005 (Optical Society of America, Washington, D.C., 2005).
C43. T. Luo, Z. Pan, C. Yu, L.-S. Yan, S. Kumar, B. Zhang, M. Adler, A.E. Willner, S. Yao, �Optical-fiber-based autocorrelation technique using a tunable DGD element and highly-nonlinear fiber,� Conference on Optical Fiber Communications (OFC), paper OFH6, Anaheim, CA, 2005 (Optical Society of America, Washington, D.C., 2005).
C42. C. Yu, Z. Pan, T. Luo, S. Kumar, L.-S. Yan, B. Zhang, L. Zhang, Y. Wang, M. Adler, and A.E. Willner, �160-GHz pulse generator using a 40-GHz phase modulator and PM fiber,� Conference on Optical Fiber Communications (OFC), paper OThR5, Anaheim, CA, 2005 (Optical Society of America, Washington, D.C., 2005).
C41. L.-S. Yan, Y. Wang, B. Zhang, C. Yu, J. McGeehan, L. Paraschis, and A. E. Willner, �1,400-km Transmission Using a Single Directly Modulated DFB Laser and Optical Sideband Filtering in an 8x10-Gb/s WDM System,� the 30th European Conference on Optical Communications (ECOC), paper Mo4.5.7, Stockholm, Sweden, 2004.
C40. L.-S. Yan, Y. Wang, B. Zhang, C. Yu, L. Paraschis, and A. E. Willner, �Reach extension in 10-Gb/s directly modulated systems using narrow-band optical filtering,� the Conference on Lasers and Electro-Optics (CLEO), paper CWA18, San Francisco, 2004 (Optical Society of America, Washington, D.C., 2004).
C39. T. Lu, D. Yevick, L.-S. Yan, and A. E. Willner, �Experimental realization of multicanonical sampling,� the Conference on Lasers and Electro-Optics (CLEO), paper CTuEE4, San Francisco, 2004 (Optical Society of America, Washington, D.C., 2004).
C38. C. Yu, L. Christen, T. Luo, Y. Wang, Z. Pan, L.-S. Yan, and A. E. Willner, �All-optical XOR gate based on Kerr effect in single highly-nonlinear fiber,� the Conference on Lasers and Electro-Optics (CLEO), paper CFA4, San Francisco, 2004 (Optical Society of America, Washington, D.C., 2004).
C37. C. Yu, L.-S. Yan, T. Luo, Y. Wang, Z. Pan, and A. E. Willner, �Width-tunable optical pulse generation based on Four Wave Mixing in highly-nonlinear fiber,� the Conference on Lasers and Electro-Optics (CLEO), paper CTuN4, San Francisco, 2004 (Optical Society of America, Washington, D.C., 2004).
C36. Y. Wang, C. Yu, T. Luo, L.-S. Yan, Z. Pan, and A. E. Willner, �Tunable all-optical wavelength conversion and wavelength multicasting using orthogonally polarized fiber FWM,� the Conference on Lasers and Electro-Optics (CLEO), paper CFA6, San Francisco, 2004 (Optical Society of America, Washington, D.C., 2004).
C35. L.-S. Yan, Y. Chang, S. Killmeyer, B. Gomatam, R. Talaga, T. Luo, and A. E. Willner, �Reach Extension in 10-Gb/s Long-Haul Fiber Links with Adaptive Eye Mapping in a Si-CMOS 16-bit Transceiver IC,� Conference on Optical Fiber Communications (OFC), paper FN1, Los Angeles, CA, February, 2004 (Optical Society of America, Washington, D.C., 2004).
C34. T. Luo, C. Yu, L.-S. Yan, Z. Pan, Y. Wang, Y. Song, and A. E. Willner, �Polarization-Insensitive Single-Pump Optical Parametric Amplifier by Depolarization of the Pump� Conference on Optical Fiber Communications (OFC), paper TuC1, Los Angeles, CA, February, 2004 (Optical Society of America, Washington, D.C., 2004).
C33. L.-S. Yan, Y. Q. Shi, X. Steve Yao, and A. E. Willner, �Simultaneous Monitoring of Both OSNR and PMD Using Polarization Techniques,� the 29th European Conference on Optical Communications (ECOC), paper We.P.133, Rimini, Italy, 2003.
C32. L.-S. Yan, Y. Q. Shi, X. Steve Yao, and A.E. Willner, "All-Order PMD Emulator with Tunable Statistics," IEEE Lasers and Electro-Optics Society Summer Topical Meeting, Proceedings, paper TuB3.2, Vancouver, Canada, July 15-17 (IEEE, Piscataway, NJ, 2003).
C31. L.-S. Yan, M. C. Hauer, P. Ebrahimi, Y. Wang, A. E. Willner, Y. Q. Shi, X. S. Yao, and W. L. Kath, "Measurement of Q Degradation due to PMD Using Importance Sampling," the Conference on Lasers and Electro-Optics (CLEO), paper CThJ6, Baltimore, MD, June 2003 (Optical Society of America, Washington, D.C., 2003).
C30. T. Luo, L.-S. Yan, Y. Q. Shi, Z. Pan, Y. W. Song, A. E. Willner, and S. Yao, "Dynamically Tunable Wavelength Spacing Multi-Wavelength Ring Laser Using a Programmable DGD Module as the Intra-Cavity Filter," the Conference on Lasers and Electro-Optics (CLEO), paper CMY1, Baltimore, MD, June 2003 (Optical Society of America, Washington, D.C., 2003).
C29. I. T. Lima, Jr., L.-S. Yan, B. S. Marks, C. R. Menyuk, and A. E. Willner, "Experimental Verification of the Penalty Produced by Polarization Effects in Fiber Recirculating Loops, " the Conference on Lasers and Electro-Optics (CLEO), paper CThD2, Baltimore, MD, June 2003 (Optical Society of America, Washington, D.C., 2003).
C28. L.-S. Yan, M. C. Hauer, Y. Q. Shi, X. Steve Yao, A .E. Willner, and W. L. Kath, "Experimental Importance Sampling Using a 3-Section PMD Emulator with Programmable DGD Elements," Conference on Optical Fiber Communications (OFC) '03, paper ThA4, Atlanta, GA, March 2003 (Optical Society of America, Washington, D.C., 2003).
C27. T. Luo, Z. Pan, S. M. R. Motaghian Nezam, L.-S. Yan, A. Sahin and A. E. Willner, "Chromatic-Dispersion-Insensitive PMD Monitoring Using Optical Off-Center Bandpass Filtering," the Conference on Optical Fiber Communications (OFC) '03, paper ThY3, Atlanta, GA, March 2003 (Optical Society of America, Washington, D.C., 2003).
C26. A. B. Sahin, P. Saghari, L.-S. Yan, D. Gurkan, and A.E. Willner, "Bias-Induced Diversity-Detection (BIDD) Technique for Robust Transmission of Subcarrier-Multiplexed Channels," the Conference on Optical Fiber Communications (OFC) '03, paper FD3, Atlanta, GA, March 2003 (Optical Society of America, Washington, D.C., 2003).
C25. L.-S. Yan, M.C. Hauer, C. Yeh, G. Yang, L. Lin, Z. Chen, Y. Q. Shi, X. Steve Yao, A.E. Willner, and W.L. Kath, "High-Speed, Stable and Repeatable PMD Emulator with Tunable Statistics," the Conference on Optical Fiber Communications (OFC) '03, paper MF6, Atlanta, GA, March 2003 (Optical Society of America, Washington, D.C., 2003).
C24. L.-S. Yan, Y. Shi, and A.E. Willner, "Chirp Measurement of Electro-Optic Modulators Using Simple Optical Spectrum Analysis," the Conference on Optical Fiber Communications (OFC) '03, paper MF58, Atlanta, GA, March 2003 (Optical Society of America, Washington, D.C., 2003).
C23. Y. Wang, Z. Pan, A.B. Sahin, L.-S. Yan, C. Yu, and A. E. Willner, "In-line Chromatic Dispersion Monitoring using Optically-Added Phase-Modulated In-band Tones for a 10 Gb/s System," the Conference on Optical Fiber Communications (OFC) '03, paper WP3, Atlanta, GA, March 2003 (Optical Society of America, Washington, D.C., 2003).
C22. L.-S. Yan, S.M.R. Motaghian Nezam, A.B. Sahin, J.E. McGeehan, T. Luo. Q. Yu, and A.E. Willner, "Enhanced Robustness of RZ WDM Systems using Tunable Pulse-Width Management at the Transmitter," the 28th European Conference on Optical Communications (ECOC), paper 10.6.2, Copenhagen, Sept. 2002.
C21. L.-S. Yan, Q. Yu, and A.E. Willner, "Simple Measurement of the Chirp Parameter of Optical Modulators using Partial Optical Filtering," the 28th European Conference on Optical Communications (ECOC), paper P2.28, Copenhagen, Sept. 2002.
C20. L.-S. Yan, Q. Yu, and A.E. Willner, "Periodic Polarization Scrambling with Uniformly Distributed SOPs on the Poincar� Sphere," the 28th European Conference on Optical Communications (ECOC), paper P3.06, Copenhagen, Sept. 2002.
C19. L.-S. Yan, Q. Yu, T. Luo, and A.E. Willner, "Deleterious Systems Effects due to Polarization Scrambling in the Presence of Polarization Dependent Loss," IEEE Lasers and Electro-Optics Society Summer Topical Meeting on Dynamic Enablers of Next-Generation Optical Communications Systems, Proceedings, paper TuB2, Quebec City, Canada, July 15-17 (IEEE, Piscataway, NJ, 2002).
C18. S.M.R. Motaghian Nezam, L.-S. Yan, J. McGeehan, Y.Q. Shi, A.E. Willner, S. Yao, "Wide-Dynamic-Range DGD Monitoring by Partial Optical Signal Spectrum DOP Measurement," Conference on Optical Fiber Communications (OFC) '02, Post-Deadline Paper FD5, Anaheim, CA, March 2002 (Optical Society of America, Washington, D.C., 2002).
C17. L.-S. Yan, C. Yeh, G. Yang, L. Lin, Z. Chen, Y. Q. Shi, and X. Steve Yao, "Fast digitally variable differential group delay module using polarization switching", Conference on Optical Fiber Communications (OFC) '02, Post-Deadline Paper FA5, Anaheim, CA, March 2002 (Optical Society of America, Washington, D.C., 2002).
C16. L.-S. Yan, Q. Yu, T. Luo, A.E. Willner, and S. Yao, "Higher-Order PMD Compensation using a Polarization Controller and Phase Modulator in the Transmitter," Conference on Optical Fiber Communications (OFC) '02, paper WQ1, Anaheim, CA, March 2002 (Optical Society of America, Washington, D.C., 2002).
C15. L.-S. Yan, T. Luo, Q. Yu, Y. Xie, K.-M. Feng, R. Khosravani, A.E. Willner, and J. Rothenberg, "System Impact of Group-Delay Ripple in Single and Cascaded Chirped FBGs," Conference on Optical Fiber Communications (OFC) '02, paper ThGG63, Anaheim, CA, March 2002 (Optical Society of America, Washington, D.C., 2002).
C14. L.-S. Yan, Q. Yu, and A. E. Willner, "Demonstration of In-Line Monitoring and Dynamic Broadband Compensation of Polarization Dependent Loss," the 27th European Conference on Optical Communications (ECOC), paper We.P.38, Amsterdam, Oct. 2001.
C13. A.B. Sahin, L.-S. Yan, Q. Yu, M. Hauer, Z. Pan, and A.E. Willner, "Dynamic Dispersion Slope Monitoring of Many WDM Channels Using Dispersion-Induced RF Clock Regeneration," the 27th European Conference on Optical Communications (ECOC), paper We.P.35, Amsterdam, Oct. 2001.
C12. L.-S. Yan, Q. Yu, A.B. Sahin, Y. Wang, and A.E. Willner, "Simple Bit-Rate-Independent PMD Monitoring for WDM Systems," the 27th European Conference on Optical Communications (ECOC), paper Tu.A.3.2, Amsterdam, Oct. 2001.
C11. Q. Yu, L.-S. Yan, and A.E. Willner, "10-Gb/s PMD Compensation Following a Recirculating Fiber Loop," Conference on Lasers and Electro-Optics (CLEO), paper CFE5, Baltimore, MD, May 2001 (Optical Society of America, Washington, D.C., 2001).
C10. R. Khosravani, Y. Xie, L.-S. Yan, Y.W. Song, A.E. Willner, and C.R. Menyuk "Limitations to First-Order PMD Compensation in WDM Systems Due to XPM-Induced PSP Changes," Conference on Optical Fiber Communications (OFC) '01, paper WAA5, Anaheim, CA, March 2001 (Optical Society of America, Washington, D.C., 2001).
C9. Q. Yu, S. Lee, L.-S. Yan, Y. Xie, O.H. Adamczyk, and A.E. Willner "A Short Recirculating Fiber Loop Testbed with Accurate Reproduction of Maxwellian PMD Statistics," Conference on Optical Fiber Communications (OFC) '01, paper WT2, Anaheim, CA, March 2001 (Optical Society of America, Washington, D.C., 2001).
C8. L.-S. Yan, Y. Xie, Q. Yu, A. E. Willner, D. S. Starodubov, and J. Feinberg "Performance Optimization of Chirped Return-to-Zero Format in 10-Gb/s Terrestrial Transmission Systems," Conference on Optical Fiber Communications (OFC) '01, paper MF1, Anaheim, CA, March 2001 (Optical Society of America, Washington, D.C., 2001).
C7. Y. Xie, Q. Yu, L.-S. Yan, O.H. Adamczyk, Z. Pan, S. Lee, A.E. Willner, and C.R. Menyuk "Enhanced PMD Mitigation using Forward-Error-Correction Coding and a First-Order Compensator," Conference on Optical Fiber Communications (OFC) '01, paper WAA2, Anaheim, CA, March 2001 (Optical Society of America, Washington, D.C., 2001).
C6. L.-S. Yan, Q. Yu, Y. Xie, and A. E. Willner "Statistical Measurement of the Combined Effect of PMD and PDL using a 10-Gb/s Recirculating Loop Testbed," Conference on Optical Fiber Communications (OFC) '01, paper WT5, Anaheim, CA, March 2001 (Optical Society of America, Washington, D.C., 2001).
C5. Q. Yu, L.-S. Yan, S. Lee, Y. Xie,  M. Hauer, Z. Pan, and A.E. Willner, "Enhanced Higher-Order PMD Compensation Using a Variable Time Delay Between Polarizations," the 26th European Conference on Optical Communications (ECOC), paper 4.2.7, Munich, Germany, Sept. 2000.
C4. Zhang Shiwen, Tang Xiaojun, Wu Xiaoyuan, Yan Lianshan, Du Tao, Sun Weina, "2.1J/pulse and 60Hz repetition rate high peak power solid state laser", The 14th National Conference on lasers (China),1999
C3. Elmansuri Fathi, He Xuedong, Yan Lianshan, Wu Xiaoyuan, Zhang Shiwen, "Experimental investigations of uniformly pumped Nd:YAG slab laser", Proceeding of SPIE-High Power Lasers: Vol. 2889, 1996
C2. Wu Xiaoyuan, He Xuedong, Yan Lianshan, Zhang Shiwen, "Thermally induced depolarization in Nd:YAG slab geometry", Proceeding of SPIE-High Power Lasers: Vol. 2889, 1996
C1. Zhang Shiwen, Chen Xuefeng, He Xuedong, Yan Lianshan, Lu Peng, "The near diffraction limited 600W output from Nd:YAG slab laser", ICOEL'95 - Proceeding of 1995 International Conference on optoelectronics and lasers, 1995

Non-referred talks/Papers
M6. L.-S. Yan, X. Steve Yao, and A. E. Willner, �Programmable Differential-Group-Delay (DGD) Elements Based Polarization-Mode-Dispersion (PMD) Emulator with Tunable Statistics,� IEEE LEOS Newsletter, vol. 15, no. 6, pp.4-9, December, 2005
M5. L.-S. Yan, �Performance improvement in directly modulated systems using asymmetric narrowband optical filtering,� USC-Photonics Seminar, Oct., 2004
M4. L.-S. Yan, �Advanced emulation techniques of polarization mode dispersion in telecommunication systems and reconfigurable WDM optical networks,� Montana State University, Bozeman, April, 2004
M3. L.-S. Yan, �Overcoming signal degrading effects in telecommunication systems and reconfigurable WDM optical networks,� Stony Brook University, March, 2004
M2. L.-S. Yan, �Overcoming channel degrading effects in reconfiguable WDM networks,� Tsinghua University, December, 2003
M1. L.-S. Yan, and A. E. Willner, �Reconfigurable WDM Systems,� Huawei Technologies Co. Ltd., Shenzhen, China, December, 2001
J46+I7+C51+M6=110 papers
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