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Reduction of Electron Leakage in a Deep Ultraviolet Nitride Laser Diode with a Double-Tapered Electron Blocking Layer被引量：3: 《Chinese Physics Letters》2019年第5期67-70,共4页Yi-Fu Wang Mussaab I.Niass Fang Wang Yu-Huai Liu; Supported by the National Key Research and Development Program under Grant No 2016YFE0118400;the Key Project of Science and Technology of Henan Province under Grant No 172102410062;the National Natural Science Foundation of China under Grant No 61176008;the National Natural Science Foundation of China Henan Provincial Joint Fund Key Project under Grant No U1604263; A double-tapered AlGaN electron blocking layer (EBL) is proposed to apply in a deep ultraviolet semiconductor laser diode. Compared with the inverse double-tapered EBL, the laser with the double-tapered EBL shows a hi...; 关键词：EBL AlGaN REDUCTION of ELECTRON Leakage in a Deep Ultraviolet NITRIDE Laser Diode with a Double-Tapered ELECTRON Blocking Layer

Tunable and Linewidth-Reduced Laser Diode Stack for Rubidium Laser Pumping被引量：1: 《Chinese Physics Letters》2013年第11期88-90,共3页LI Zhi-Yong TAN Rong-Qing XU Cheng LI Lin; Linewidth of a laser diode stack with 5 bar is reduced to 0.2 nm from 1.8 nm through the use of an external volume Bragg grating(VBG)cavity.The temperature of the VBG is controlled efficiently to make the central wave...; 关键词：TUNABLE tuning PUMP

Spectral Characteristic Based on Fabry–Pérot Laser Diode with Two-Stage Optical Feedback: 《Chinese Physics Letters》2013年第1期87-90,共4页WU Jian-Wei Bikash NAKARMI; Supported by the National Natural Science Foundation of China under Grant No 61205111;the Open Foundation of State Key Laboratory of Millimeter Waves under Grant No K201219;the Natural Science Foundation of Chongqing Normal University under Grant No 2011XLZ06。; An optical device,consisting of a multi-mode Fabry–Pérot laser diode(MMFP-LD)with two-stage optical feedback,is proposed and experimentally demonstrated.The results show that the single-mode output with side-mode su...; 关键词：SMS mode INJECTION

A 46-W Laser Diode Stack End-Pumped Slab Amplifier with a Pulse Duration of Picoseconds: 《Chinese Physics Letters》2012年第3期98-100,共3页YAN Ying FAN Zhong-Wei NIU Gang YU Jin ZHANG Heng-Li; Supported by the National High-Technology Research and Development Program of China under Grant No 2011AA030205;the International Cooperation Program of China under Grant No 2010DFR50650.; A 46-W laser diode end-pumped amplifier is demonstrated by using a SESAM passively mode-locked oscillator and a compact LD stack end-pumped slab amplifier.For the oscillator,a 5-W picosecond mode-locked laser with a r...; 关键词：AMPLIFIER PUMPED PUMPING

High-Efficiency High-Power Nd：YAG Laser under 885 nm Laser Diode Pumping: 《Chinese Physics Letters》2009年第11期92-94,共3页李芳琴张小富宗楠杨晶彭钦军崔大复许祖彦; Supported by the National Basic Research Program of China under Grant No 2004CB619006, and the National Natural Science Foundation of China under Grant No 50590404.; A high-efficiency high-power Nd：YAG laser under 885 nm laser diode （LD） pumping is demonstrated. The laser crystal is carefully designed, and the overlapping between the pump modes and the laser modes is optimized....; 关键词：OPTICS quantum optics and lasers

Continuous-Wave Operation of GaN Based Multi-Quantum-Well Laser Diode at Room Temperature被引量：1: 《Chinese Physics Letters》2008年第4期1281-1283,共3页张立群张书明杨辉曹青季莲朱建军刘宗顺赵德刚江德生段俐宏王海史永生刘素英陈良惠梁骏吾; Supported by the National Natural Science Foundation of China under Grant Nos 60506001, 60476021 and 60576003, and the National Basic Research Programme of China under Grant No 2007CB936700.; Room-temperature operation of cw GaN based multi-quantum-well laser diodes （LDs） is demonstrated. The LD structure is grown on a sapphire （0001） substrate by metalorganic chemical vapour deposition. A 2.5μm × 80...; 关键词：supernova explosion proto-neutron star shock wave

Low Timing Jitter and Tunable Dual-Wavelength Picosecond Pulse Generation from a Fabry-Pérot Laser Diode with External Injection被引量：1: 《Chinese Physics Letters》2007年第6期1573-1576,共4页杨毅彪王云才张明江梁伟; Supported by the National Natural Science Foundation of China under Grant No 60577019.; A novel scheme to generate tunable dual-wavelength optical pulses with low timing jitter at arbitrary repetition rates is proposed and demonstrated experimentally. The pulses are generated from a gain-switched Fabry-P...

Pulse-Width Jitter Measurement for Laser Diode Pulses: 《Chinese Physics Letters》2006年第10期2756-2758,共3页汤君华王云才; Supported by the National Natural Science Foundation of China under Grant No 60577019, and the Scientific Research Foun- dation （SRF） for the Returned 0verseas Chinese Scholars （R0CS）, State Education Ministry （SEM） under Grant No 20521017002.; Theoretical analysis and experimental measurement of pulse-width fitter of diode laser pulses are presented. The expression of pulse power spectra with all amplitude jitter, timing jitter and pulse-width jitter is ded...; 关键词：NOISE CHARACTERIZATION TIMING JITTER DEMODULATION SPECTRA

A Passive Q-Switched Microchip Er/Yb Glass Laser Pumped by Laser Diode被引量：4: 《Chinese Physics Letters》2006年第5期1195-1197,共3页宋峰吴朝晖刘淑静蔡虹田建国张光寅 Boris Denker Sergei Sverchkov; Supported by the Program for the New Century Excellent Talents, Excellent Young Teachers in Universities and Scientific Research Foundation for Returned 0verseas Chinese Scholars by M0E and the Natural Science Foundation of Tianjin City 05YFGPGX05100.; A laser-diode-pumped 1.54-μm passive Q-switched erbium doped glass laser was reported. We utilize a laser diode with wavelength of 973nm to pump a 1-mm Er/Yb co-doped phosphate glass with the erbium and ytterbium con...; 关键词：ER-YB PHOSPHATE-GLASS SATURABLE ABSORBER

Continuous and Widely Wavelength-Tunable Optical Short Pulse Generation by Use of a Self-Seeded Fabry-Pérot Laser Diode被引量：1: 《Chinese Physics Letters》2005年第8期1920-1922,共3页方晓惠陈金华王东宁勒伟唐富华

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