研究概况
研究领域主要包括：高速光通信系统与技术(光源,传输,复用/解复用,PMD补偿),高速光信号处理(光波长转换,全光再生,光逻辑门),太赫兹波产生.
负责国家863（两项重大专项）、973和国家自然科学基金项目，获国家科学技术奖一项，部委级奖2项，发表论文100余篇(国外期刊论文50余篇)，SCI他引超过100次。
学术成果
精选期刊论文
1. Li Yuhau*Luo Caiyun,Wu Jian*,Wu Boyu,Gao yizhi，Novel Method to Simultaneously Compress Pulses and Suppress Supermode Noise in Actively Mode-locked Fiber Ring Laser，IEEE Photonics Technology Letters, 10(9),pp1250-1252, 1998,
2. Shenping Li, Caiyun Lou,“rational harmonic active-and passive mode-locking in a figure-eight laser with ” Electron. Lett., 1998, Vol.34, No.4,pp375 ,
3. Yuhua Li,* Caiyun Lou, Guoqing Chang and Yizhi Gao: Theoretical study on the actively mode-locked fiber laser with the q-parameter and the ABCD law, IEEE Photonics Technology Letters, Vol. 11, No. 12, 1590-1592, 1999
4. Zhihong Li, Caiyun Lou, Kam Tai Chan, Yuhua Li, Yizhi Gao：Theoretical and experimental study of pulse-amplitude-equalization in a rational harmonic mode-locked fiber ring laser, IEEE. J. of Quantum Electronics,Vol.37, No.1, 33-37,2001
5. Zhihong Li*, Caiyun Lou, Yuhua Li, Kam Tai Chan, Yizhi Gao: Effect of tunable filter characteristics on the pulse performance of actively mode locked fiber laser, IEEE Potonics Technology, Vol.12, No.11, 1462~1464, 2000
6. Lou CY, Huo L, Chang GQ, et al. Experimental study of clock division using the optoelectronic oscillator, IEEE PHOTONIC TECH L 14 (8): 1178-1180 AUG 2002
7. Tong Wang, Caiyun Lou, All optical clock division and multiplication by injection mode-locked laser based on SOA，Optics & Laser Technology, 35(2003):463-469, 2003
8. Li Huo, Yi Dong, Caiyun Lou, Clock extraction using an optoelectronic oscillator from high-speed NRZ signal and NRZ-to-RZ format transformation， Photonics Technology Letters, 15(7):981-983, 2003
9. Wang Tong, Lou Caiyun et al, Combination of comb-like filter and SOA for preprocessing to reduce the pattern effect in the clock recovery, IEEE photonics Techonol. Lett 2004
10. Nan Yinbo Signal-to-noise ratio improvement of a supercontinuum continuous-wave optical source using a dispersion-imbalanced nonlinear optical loop mirror, Appl. Phys. B,Vol.79,No.1,pp61-64,2004
11. Yinbo Nan, Jianping Wang, Caiyun Lou, Gao Yizhi, Performance analysis for a supercontinuum continuous-wave optical source for dense wavelength division multiplxed transmission. J. Opt. A: Pure Appl. Opt., 2005, 7(3): 129-134
12. Huo L, Yang YF, Nan YB, Lou CY, Gao YZ，A study on the wavelength conversion and all-optical 3R regeneration using cross-absorption modulation in a bulk electroabsorption modulator, JOURNAL OF LIGHTWAVE TECHNOLOGY, 24 (8): 3035-3044 AUG 2006
13. Pan SL，Lou CY, Multiwavelength pulse generation using an actively mode-locked erbium-doped fiber ring laser based on distributed dispersion cavity, IEEE PHOTONICS TECHNOLOGY LETTERS 18 (1-4): 604-606 JAN-FEB 2006
14. Pan SL, Lou CY, Gao YZ, Multiwavelength erbium-doped fiber laser based on inhomogeneous loss mechanism by use of a highly nonlinear fiber and a Fabry-Perot filter, OPTICS EXPRESS 14 (3): 1113-1118 FEB 6 2006
15. Yang, Yanfu; Lou, Caiyun; Gao, Yizhi,Demonstration of a 16 × 10-Gb/s OTDM system, Chinese Optics Letters, v 5, n 5, May, 2007, p 264-266
16. Pan S, Zhao X and Lou C. Switchable single-longitudinal-mode dual-wavelength erbium-doped fiber ring laser incorporating a semiconductor optical amplifier. Optics Letters, 2008, 15: 764-766
17. Pan S, Lou C. Analysis of gain competition suppression in multiwavelength actively mode-locked erbium-doped fiber lasers incorporating a highly nonlinear fiber, Journal of Quantum Electronics, 2008, 44 (3): 245-253
18. Yanming Feng, Xiaofan Zhao, Li Wang, and Caiyun Lou. High-performance all-optical OR/NOR logic gate in a single SOA with delay interference filtering. Applied Optics. Iss. 14, Vol. 48: 2638-2641, 2009
19. Zhao, Xiaofan , Lou, Caiyun, Investigation of all-optical nonreturn-to-zero-to-returnto-zero format converter based on a semiconductor optical amplifier and a reconfigurable delayed interferometer, Applied Optics, v 49, n 7, p 1158-1162, March 1, 2010
20. Zhao, Xiaofan Lou, Caiyun; Zhou, Hongbo; Lu, Dan; Huo, Li, Optical regenerative NRZ to RZ format conversion based on cascaded lithium niobate dulators, Optics Express, v 18, n 23, p 23657-23663, November 8, 2010
精选会议论文
1. Li Yuhua*,Lou Caiyun,Wu jian*,Wu Boyu,Gao Yizhi“10GHz Actively Mode-locked Fiber Ring Laser”，SPIE Photonics’98,Beijing
2. Theoretical study on a detuned AM mode-locked laser Li, Yuhua; Lou, Caiyun; Gao, Yizhi Author Affiliation: Tsinghua Univ Source: Conference Proceedings - Lasers and Electro-Optics Society Annual Meeting-LEOS 2 Nov 8-Nov 11 1999 1999 IEEE p 838-839 1092-8081
3. Chang Guoqing, Lou Caiyun, Li Yuhua, Gao Yizhi, A self-injection locked optoelectronic oscillator used as clock extractor, CLEO/QELS’2000,CWK53, San Francisco, California, May 7-12,pp326-327,2000
4. Zhihong Li*, K.T.Chan, Caiyun Lou, Yizhi Gao: A simple way to realize pulse-amplitude-equualization from a rational harmonic mode-locked fiber ring laser, European conference on optical communication, Munich, Germany,2000, 189－19
5. Shilong Pan, Caiyun Lou，General numerical model for multiwavelength actively mode-locked erbium-doped fiber lasers, OFC'06, OWI26
6. Pan S, Zhao X, Lou C. Switchable single-longitudinal-mode dual-wavelength fiber ring laser using hybrid gain medium. CLEO/QELS’ 2008, paper JThA42, 2008
7. Xiaofan Zhao, Caiyun Lou, Shilong Pan, A NRZ Wavelength Converter Based on a Nonlinear Polarization Rotation Switch Assisted by a Reshaping Delayed Interferometer, LEOS, 102-103,MM1, 2009
8. Zhao, Xiaofan Lu, Dan; Lou, Caiyun; Pan, Shilong All-optical regenerative wavelength conversion based on a modified delayed interference signal wavelength converter
CLEO/QELS 2010,
9. Wenke Yu, Caiyun Lou, Xiaofan Zhao, Dan Lu，All-Optical Wavelength Conversion Based on a Modified Nonlinear Polarization Switch，MM3, LEOS'2010
10. Wenke Yu, Caiyun Lou, A novel optical NRZ-to-RZ format converter based on a polarizationmodulator and an intensity modulator, MM4, LEOS'2010
