LASER_DIODES

作品数：72被引量：121H指数：6
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相关作者：叶晓军陈良惠刘斌刘媛媛王晓薇更多>>
相关机构：中国科学院长春理工大学温州大学更多>>
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GaN-based blue laser diodes with output power of 5 W and lifetime over 20000 h aged at 60℃
《Journal of Semiconductors》2025年第4期9-11,共3页Lei Hu Siyi Huang Zhi Liu Tengfeng Duan Si Wu Dan Wang Hui Yang Jun Wang Jianping Liu 
supported by the Natural Science Foundation of Jiangsu Province(Grant.BK20232042).
Stimulated emission and lasing of GaN-based laser diodes(LDs)were reported at 1995[1]and 1996[2],right after the breakthrough of p-type doping[3−5],material quality[6]and the invention of high-brightness GaN-based LED...
关键词：Blue laser diodes P type doping LIFETIME Output power Stimulated emission GAN based laser diodes stimulated emission lasing laser diodes lds 
Effects of TMIn flow rate during quantum barrier growth on multi-quantum well material properties and device performance of GaN-based laser diodes
《Chinese Physics B》2024年第12期457-466,共10页Zhenyu Chen Degang Zhao Feng Liang Zongshun Liu Jing Yang Ping Chen 
Project supported by Youth Innovation Promotion Association of the Chinese Academy of Sciences(Grant No.2023124);the National Key Research and Development Program of China(Grant No.2022YFB3608100);Key Research and Development Program of Jiangsu Province(Grant No.BE2021008-1);Shanxi-Zheda Institute of Advanced Materials and Chemical Engineering(Grant No.2022SXTD016);the National Natural Science Foundation of China(Grant Nos.62274157,61904172,62127807,62234011,61974162,62034008,62074142,62074140,and 62250038);Strategic Priority Research Program of Chinese Academy of Sciences(Grant No.XDB43030101)。
Multidimensional influences of indium composition in barrier layers on GaN-based blue laser diodes(LDs)are discussed from both material quality and device physics perspectives.LDs with higher indium content in the bar...
关键词：laser diodes MOCVD quantum wells Ⅲ-Ⅴsemiconductors 
Precise mode control of mid-infrared high-power laser diodes using on-chip advanced sawtooth waveguide designs
《High Power Laser Science and Engineering》2024年第4期41-47,共7页Jianmei Shi Chengao Yang Yihang Chen Tianfang Wang Hongguang Yu Juntian Cao Zhengqi Geng Zhiyuan Wang Haoran Wen Hao Tan Yu Zhang Dongwei Jiang Donghai Wu Yingqiang Xu Haiqiao Ni Zhichuan Niu 
supported by the National Natural Science Foundation of China(Grant No.62204238);the Innovation Program for Quantum Science and Technology(Grant No.2021ZD0300801);‘Announce the list and take charge’of the Major Special Plan of Science and Technology in Shanxi Province(Grant No.202201030201009);the National Key R&D Program of China(Grant No.2019YFA0705203)。
Power scaling in conventional broad-area(BA)lasers often leads to the operation of higher-order lateral modes,resulting in a multiple-lobe far-field profile with large divergence.Here,we report an advanced sawtooth wa...
关键词：antimonide semiconductor lasers FAR-FIELD mode control 
975 nm multimode semiconductor lasers with high-order Bragg diffraction gratings
《Journal of Semiconductors》2024年第3期38-44,共7页Zhenwu Liu Li Zhong Suping Liu Xiaoyu Ma 
supported by the National Key R&D Program of China,No.2022YFB4601201.
The 975 nm multimode diode lasers with high-order surface Bragg diffraction gratings have been simulated and calcu-lated using the 2D finite difference time domain(FDTD)algorithm and the scattering matrix method(SMM)....
关键词：laser diodes distributed Bragg reflector high order gratings high power laser diodes narrow spectrum width 
GaN based ultraviolet laser diodes
《Journal of Semiconductors》2024年第1期6-15,共10页Jing Yang Degang Zhao Zongshun Liu Yujie Huang Baibin Wang Xiaowei Wang Yuheng Zhang Zhenzhuo Zhang Feng Liang Lihong Duan Hai Wang Yongsheng Shi 
This work was supported by the National Key R&D Program of China(2022YFB3605104);National Natural Science Foundation of China(62250038,61904172,61974162,62034008,62074142,and 62074140);Strategic Priority Research Program of Chinese Academy of Sciences(XDB43030101);Shanxi-Zheda Institute of Advanced Materials and Chemical Engineering(2022SX-TD016).
In the past few years,many groups have focused on the research and development of GaN-based ultraviolet laser diodes(UV LDs).Great progresses have been achieved even though many challenges exist.In this article,we ana...
关键词：DIODES LASER GAN 
Mode characteristics of VCSELs with different shape and size oxidation apertures被引量：1
《Chinese Physics B》2023年第4期347-351,共5页谢新宇 李健 邱小浪 王永丽 李川川 韦欣 
Vertical cavity surface emitting laser(VCSELs)as the ideal light source for rubidium(Rb)and cesium(Cs)atomic clocks is analyzed for its mode and polarization control.We fabricated three kinds of shapes:triangular,elli...
关键词：semiconductor lasers laser diodes microcavity and microdisk lasers semiconductor-device characterization design modeling 
Robust YAG:Ce single crystal for ultra-high efficiency laser lighting被引量：7
《Journal of Rare Earths》2022年第5期717-724,I0002,共9页Yaqian Zhang Jianming Liu Yujie Zhang Haisheng Yang Yanxia Yu Qingyun He Xiaojuan Liang Yongfu Liu Weidong Xiang 
Project supported by the National Natural Science Foundation of China(51872207,51672192);the Key Research and Development Project in Zhejiang Province(2021C01024)。
At present,solid-state laser-driven lighting fabricated with blue laser diode(LD)and phosphor has been greatly developed in high-power lighting applications.The major obstacle is the luminescence saturation threshold ...
关键词：YAG:Ce SINGLE-CRYSTAL Laser diodes Luminous efficiency Saturation threshold Rare earths 
Continuous-wave operation of 405 nm distributed Bragg reflector laser diodes based on GaN using 10th-order surface gratings被引量：2
《Photonics Research》2022年第5期1157-1161,共5页J.H.KANG H.WENZEL E.FREIER V.HOFFMANN J.FRICKE O.BROX M.MATALLA S.EINFELDT 
European Fund for Regional Development of the European Union in the framework of the Berlin-Brandenburg-Polish joint project“From UV to blue—Reliable laser sources for environmental monitoring(RelyLa)”。
Single longitudinal mode continuous-wave operation of GaN-based distributed Bragg reflector(DBR) laser diodes with 10 th-order surface gratings is demonstrated. The DBR consists of periodic V-shaped grooves on a 2 μm...
关键词：DIODES WAVEGUIDE RESONATOR 
Evaluation of the performance of linearly frequency modulated signals generated by heterodyning two free-running laser diodes
《Optoelectronics Letters》2021年第5期266-270,共5页CHANG Meng-xu JIANG Li-zhong LIU Qing-bo XU Jing CHEN Yang 
supported by the National Key R&D Program of China(No.2017YFE0121500);the National Natural Science Foundation of China(Nos.61971193 and 61601297);the Open Fund of State Key Laboratory of Advanced Optical Communication Systems and Networks,Peking University,China(No.2020GZKF005);the Fundamental Research Funds for the Central Universities。
A method to evaluate the influence of the laser linewidth on the linearly frequency-modulated(LFM)signals generated by heterodyning two free-running laser diodes(LDs)is proposed.The Pearson correlation coefficient bet...
关键词：LFM Pearson Evaluation of the performance of linearly frequency modulated signals generated by heterodyning two free-running laser diodes 
SNR improvement of 8.2 dB in a self-mixing laser diode interferometer by using the difference signal at the output mirrors[Invited]被引量：1
《Chinese Optics Letters》2021年第9期109-115,共7页Silvano Donati Michele Norgia 
At the mirrors of a laser diode self-mixing interferometer,the output beams carry anti-correlated(i.e.f in phase opposition)interferometric signals,whereas the superposed noise fluctuations are(partially)correlated.Th...
关键词：INTERFEROMETRY SELF-MIXING noise laser diodes 
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