Prof. KeCheng Lu Profile

Prof. KeCheng Lu

at Nankai Univ

SPIE Involvement:

Author

Publications (28)

Proceedings Article | 6 February 2008 Paper

Wavelength tunable Yb3+-doped double-clad photonic crystal fiber laser

Hongxin Su, Yigang Li, Kecheng Lu, Kun Wang, Qinglin Guo

Proc. SPIE. 6823, High-Power Lasers and Applications IV

KEYWORDS: Mirrors, Tunable lasers, Photonic crystal fibers, Polarization, Cladding, High power lasers, Fiber lasers, Ytterbium, Laser crystals, Absorption

Read Abstract +

SPIE Journal Paper | 1 May 2006

Dual-stage superfluorescent fiber source with 1.16-W output power centered at 1561 nm

Sheng-Ping Chen, Yi-Gang Li, Jian-Ping ZHU, Hua Wang, KeCheng Lu

OE Vol. 45 Issue 05

KEYWORDS: Backscatter, Fiber lasers, Optical amplifiers, Semiconductor lasers, Cladding, Wavelength division multiplexing, Optical engineering, High power fiber amplifiers, Mirrors, Optical isolators

Read Abstract +

Proceedings Article | 24 December 2005 Paper

Cavity optimization of erbium-ytterbium co-doped fiber ring lasers

Yi-Gang Li, Sheng-Ping Chen, Jian-Ping Zhu, Hua Wang, Ke-Cheng Lu

Proc. SPIE. 6028, ICO20: Lasers and Laser Technologies

KEYWORDS: Polarization, Cladding, Output couplers, Signal attenuation, Single mode fibers, Fiber lasers, Laser resonators, Ytterbium, Modes of laser operation, Optical isolators

Read Abstract +

Proceedings Article | 24 December 2005 Paper

High-power Yb-doped double-cladding photonic crystal fiber superfluorescent source

Yi-gang Li, Sheng-li Liu, Wei Zhang, Lei Ding, Pei-guang Yan, Ke-cheng Lu

Proc. SPIE. 6028, ICO20: Lasers and Laser Technologies

KEYWORDS: Temporal coherence, Optical filters, Polishing, Photonic crystal fibers, Imaging systems, Cladding, Physics, Doping, Semiconductor lasers, Absorption

Read Abstract +

Proceedings Article | 15 December 2005 Paper

High power cladding-pumped fiber lasers and their applications

Yi-gang Li, Yan-ge Liu, Wan-de Fan, Ke-cheng Lu, Shu-zhong Yuan, Fu-yun Lu, Gui-yun Kai, Qiu-qin Sheng, Xiao-yi Dong

Proc. SPIE. 6028, ICO20: Lasers and Laser Technologies

KEYWORDS: Fiber amplifiers, Mirrors, Fiber Bragg gratings, Cladding, Reflectivity, L band, Single mode fibers, Fiber lasers, Raman spectroscopy, Optical isolators

Read Abstract +

SPIE Journal Paper | 1 November 2005

Effect of cavity structure on the spectrum of the supercontinuum generated in a linear cavity pumped by a continuous-wave Raman fiber laser

Jing Li, Ming Feng, Yi-Gang Li, Jia-Fang Li, KeCheng Lu

OE Vol. 44 Issue 11

KEYWORDS: Raman spectroscopy, Fiber Bragg gratings, Single mode fibers, Fiber lasers, Continuous wave operation, Raman scattering, Lithium, Four wave mixing, Optical engineering

Read Abstract +

SPIE Journal Paper | 1 August 2005

Bidirectionally pumped spectrum-presliced multiwavelength fiber source with a double-pass Mach-Zehnder interferometer

Sheng-Ping Chen, KeCheng Lu, Jia-Fang Li, Yi-Gang Li

OE Vol. 44 Issue 08

KEYWORDS: Linear filtering, Mach-Zehnder interferometers, Wavelength division multiplexing, Optical filters, Solids, Optical engineering, Optical isolators, Integrated optics, Semiconductor lasers, Optical networks

Read Abstract +

Proceedings Article | 28 January 2005 Paper

Investigation of stimulated Raman scattering in a phosphorus-doped silica fiber

Hongxin Su, Qinglin Guo, Kecheng Lu

Proc. SPIE. 5646, Nonlinear Optical Phenomena and Applications

KEYWORDS: Optical fibers, Fiber amplifiers, Refractive index, Silica, Fiber lasers, Raman spectroscopy, Phonons, Raman scattering, Radiofrequency ablation, Optics manufacturing

Read Abstract +

Proceedings Article | 26 January 2005 Paper

Study on the output characteristics of a large-core Yb-doped double clad fiber laser

Hongxin Su, Qinglin Guo, Kecheng Lu

Proc. SPIE. 5627, High-Power Lasers and Applications III

KEYWORDS: Mirrors, Fabry–Perot interferometers, Luminescence, Laser marking, Fiber lasers, Semiconductor lasers, Laser resonators, Ytterbium, Laser damage threshold, Absorption

Read Abstract +

Proceedings Article | 10 January 2005 Paper

Comparison between the performance of the P-doped and Ge-doped Raman fiber lasers based on numerical simulations

Ming Feng, Yi-Gang Li, Jing Li, Jia-Fang Li, Sheng-Ping Chen, Kecheng Lu

Proc. SPIE. 5623, Passive Components and Fiber-based Devices

KEYWORDS: Mirrors, Fiber Bragg gratings, Output couplers, Reflectivity, Numerical simulations, Fiber lasers, Raman spectroscopy, Optical simulations, Raman scattering, Laser damage threshold

Read Abstract +

Proceedings Article | 10 January 2005 Paper

Spectrum presliced multiwavelength fiber source in bidirectional pumping configuration

Sheng-Ping Chen, Kecheng Lu, Yi-Gang Li, Jia-Fang Li, Ming Feng, Pei-Guang Yan

Proc. SPIE. 5623, Passive Components and Fiber-based Devices

KEYWORDS: Optical filters, Mirrors, Spectrum analysis, Lithium, Mach-Zehnder interferometers, Wavelength division multiplexing, Linear filtering, Semiconductor lasers, Lutetium, Optical isolators

Read Abstract +

Proceedings Article | 10 January 2005 Paper

Experimental research on Brillouin-Rayleigh scattering in a Raman pumped dispersion compensation fiber

Peng Yun, Yi-Gang Li, Ronghua Chi, Kecheng Lu

Proc. SPIE. 5623, Passive Components and Fiber-based Devices

KEYWORDS: Optical fibers, Optical amplifiers, Scattering, Remote sensing, Laser scattering, Raman spectroscopy, Nonlinear optics, Rayleigh scattering, Optical communications, Raman scattering

Read Abstract +

Proceedings Article | 10 January 2005 Paper

Large-mode-area Yb3+-doped photonic crystal fiber laser

Pei-Guang Yan, Wei Zhang, Yi-Gang Li, Jianping Zhu, Lei Ding, Sheng-Ping Chen, Kecheng Lu, Susan Dong

Proc. SPIE. 5623, Passive Components and Fiber-based Devices

KEYWORDS: Mirrors, Photonic crystal fibers, Cladding, Cameras, Fiber lasers, Ytterbium, Optical simulations, Laser crystals, Laser optics, Beam propagation method

Read Abstract +

Proceedings Article | 12 May 2004 Paper

Novel design of widely tunable Ytterbium doped double-clad fiber laser by using polarization effects

Ronghua Chi, Kecheng Lu

Proc. SPIE. 5280, Materials, Active Devices, and Optical Amplifiers

KEYWORDS: Mirrors, Tunable lasers, Polarization, Birefringence, Luminescence, Ions, Polarizers, Fiber lasers, Ytterbium, Absorption

Read Abstract +

Proceedings Article | 12 May 2004 Paper

Effects of stimulated Brillouin scattering on gain saturation in discrete Raman fiber amplifiers

Ronghua Chi, Qingning Li, Xianqin Li, Kecheng Lu

Proc. SPIE. 5280, Materials, Active Devices, and Optical Amplifiers

KEYWORDS: Fiber amplifiers, Lithium, Optical amplifiers, Scattering, Dispersion, Amplifiers, Semiconductor lasers, Raman spectroscopy, Raman scattering, Acoustics

Read Abstract +

SPIE Journal Paper | 1 February 2004

Gain saturation and nonlinear effect of erbium-doped fiber amplifier/discrete compensating Raman amplifier hybrid fiber amplifiers in the C-band

Ronghua Chi, Kecheng Lu, Xiaoyi Dong, Wenzhao Chen, Guangming Yang, Zhaobing Liu

OE Vol. 43 Issue 02

KEYWORDS: Raman spectroscopy, Fiber amplifiers, Optical amplifiers, Dispersion, Wavelength division multiplexing, Amplifiers, Raman scattering, Semiconductor lasers, Scattering, Single mode fibers

Proceedings Article | 17 June 2003 Paper

Study on the effect of back-cavity mirror to Yb3+-doped double-clad fiber laser

Ding Ning, Bangcai Huang, Yang Xiang, Zhaowen Xu, Kecheng Lu, Xiaoyi Dong

Proc. SPIE. 4990, Rare-Earth-Doped Materials and Devices VII

KEYWORDS: Mirrors, Cladding, Coating, Reflectivity, Fiber lasers, Ytterbium, High power fiber lasers, Lutetium, Beam controllers, Absorption

Read Abstract +

Proceedings Article | 5 September 2002 Paper

Output characteristics of high-power double-clad fiber laser

Fuyun Lu, Yaxian Fan, Shuling Hu, Hongjie Wang, Kecheng Lu

Proc. SPIE. 4914, High-Power Lasers and Applications II

KEYWORDS: Mirrors, Cladding, Output couplers, Reflectivity, Fiber lasers, Semiconductor lasers, Raman spectroscopy, Laser damage threshold, Lutetium, Absorption

Read Abstract +

Proceedings Article | 5 September 2002 Paper

DBR Yb-doped double-clad fiber laser operating at 1.06 um

Hongxin Su, Kecheng Lu, Peiguang Yan, Yigang Li, Fuyun Lu

Proc. SPIE. 4914, High-Power Lasers and Applications II

KEYWORDS: Mirrors, Lithium, Fiber Bragg gratings, Cladding, Signal attenuation, High power lasers, Reflectivity, Physics, Fiber lasers, High power fiber lasers

Read Abstract +

Proceedings Article | 29 August 2002 Paper

Comparison of different configurations of distributed Raman amplifiers with dispersion compensation module

Ronghua Chi, Kecheng Lu, Qun Han, Yigang Li

Proc. SPIE. 4905, Materials and Devices for Optical and Wireless Communications

KEYWORDS: Signal to noise ratio, Fiber amplifiers, Lithium, Backscatter, Signal attenuation, Interference (communication), Amplifiers, Single mode fibers, Raman spectroscopy, Signal detection

Read Abstract +

Proceedings Article | 23 August 2002 Paper

Widely tunable narrow-linewidth linear polarized ytterbium double-clad fiber laser

Ronghua Chi, Kecheng Lu, Yigang Li

Proc. SPIE. 4906, Optical Components and Transmission Systems

KEYWORDS: Diffraction, Mirrors, Tunable lasers, Polarization, Ions, Fiber lasers, Semiconductor lasers, Ytterbium, Diffraction gratings, Absorption

Read Abstract +

Proceedings Article | 5 April 2002 Paper

Yb3+-doped double-clad fiber laser with novel shape of inner cladding

Ding Ning, Yigang Li, Bangcai Huang, Kecheng Lu, Shuzhong Yuan, Xiaoyi Dong

Proc. SPIE. 4645, Rare-Earth-Doped Materials and Devices VI

KEYWORDS: Optical fibers, Mirrors, Reflection, Cladding, Polymers, Laser processing, Manufacturing, Fiber lasers, Laser damage threshold, Absorption

Read Abstract +

Proceedings Article | 16 October 2001 Paper

Optimization of two steps of cascaded Raman amplifiers

Ronghua Chi, Yigang Li, Guofu Hou, Bangcai Huang, Fuyun Lu, Kecheng Lu

Proc. SPIE. 4603, Fiber Optics and Optoelectronics for Network Applications

Read Abstract +

Proceedings Article | 9 October 2000 Paper

Experimental investigation of Yb-doped fiber broadband superfluorescent source

Yigang Li, Weiwei Liu, Chengpeng Fu, Qin Bin, Xun Hu, Kecheng Lu

Proc. SPIE. 4225, Optical Interconnects for Telecommunication and Data Communications

KEYWORDS: Fiber amplifiers, Reflectors, Mirrors, Lithium, Data modeling, Cladding, Physics, Structured optical fibers, Semiconductor lasers, Absorption

Read Abstract +

Proceedings Article | 9 October 2000 Paper

Conversion efficiency of double-clad fiber laser

Chengpeng Fu, Yigang Li, Weiwei Liu, Fuyun Lu, Kecheng Lu

Proc. SPIE. 4225, Optical Interconnects for Telecommunication and Data Communications

KEYWORDS: Mirrors, Spectrum analysis, Cladding, Polymers, Reflectivity, Structured optical fibers, Fiber lasers, Semiconductor lasers, Lutetium, Laser systems engineering

Read Abstract +

Proceedings Article | 9 October 2000 Paper

Self-Q-switched double-cladding fiber laser based on SBS

Fuyun Lu, Aiting Zhai, Yaxian Fan, Hongjie Wang, Shuguang Guo, Kecheng Lu

Proc. SPIE. 4225, Optical Interconnects for Telecommunication and Data Communications

KEYWORDS: Scattering, Cladding, Laser scattering, Single mode fibers, Fiber lasers, Semiconductor lasers, Laser resonators, Lutetium, Oscilloscopes, Q switched fiber lasers

Read Abstract +

Proceedings Article | 9 October 2000 Paper

Self-Q-switched Er-doped fiber laser

Fuyun Lu, Yaxian Fan, Aiting Zhai, Shuguang Guo, Hongjie Wang, Kecheng Lu

Proc. SPIE. 4225, Optical Interconnects for Telecommunication and Data Communications

KEYWORDS: Diffraction, Refractive index, Scattering, Laser scattering, Q switches, Fiber lasers, Lutetium, Q switched lasers, Pulsed laser operation, Diffraction gratings

Read Abstract +

Proceedings Article | 7 August 1998 Paper

Novel structure for multiwavelength narrow-linewidth ring Er-doped fiber laser

Donghui Zhao, Xiufeng Yang, Chunfeng Ge, Kecheng Lu, Zhiguo Liu, Xiaoyi Dong, Jiancheng Zheng

Proc. SPIE. 3549, High-Power Lasers: Solid State, Gas, Excimer, and Other Advanced Lasers II

KEYWORDS: Semiconductors, Fabry–Perot interferometers, Signal attenuation, Reflectivity, Structured optical fibers, Fiber lasers, Semiconductor lasers, Telecommunications, Attenuators, Optical isolators

Read Abstract +

Showing 5 of 28 publications

View contact details

UPDATE YOUR PROFILE

Is this your profile? Update it now.

Sign into your SPIE.org account

Don’t have a profile and want one?

Create an account on SPIE.org

Keywords/Phrases

Search In:

Publication Years