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- [41] Wavelength-tunable dissipative pulses from Yb-doped fiber laser with Sagnac filterLASER PHYSICS LETTERS, 2016, 13 (12)Hou, Lei论文数: 0 引用数: 0 h-index: 0机构: Northwest Univ, Inst Photon & Photon Technol, Natl Key Lab Photoelect Technol & Funct Mat, Culture Base, Xian 710069, Shaanxi, Peoples R China Shaanxi Engn Technol Res Ctr Solid State Lasers &, Xian 710069, Shaanxi, Peoples R China Northwest Univ, Inst Photon & Photon Technol, Prov Key Lab Photoelect Technol, Xian 710069, Peoples R China Northwest Univ, Inst Photon & Photon Technol, Xian 710069, Peoples R China Northwest Univ, Inst Photon & Photon Technol, Natl Key Lab Photoelect Technol & Funct Mat, Culture Base, Xian 710069, Shaanxi, Peoples R ChinaLi, Mengmeng论文数: 0 引用数: 0 h-index: 0机构: Northwest Univ, Inst Photon & Photon Technol, Natl Key Lab Photoelect Technol & Funct Mat, Culture Base, Xian 710069, Shaanxi, Peoples R China Shaanxi Engn Technol Res Ctr Solid State Lasers &, Xian 710069, Shaanxi, Peoples R China Northwest Univ, Inst Photon & Photon Technol, Prov Key Lab Photoelect Technol, Xian 710069, Peoples R China Northwest Univ, Inst Photon & Photon Technol, Natl Key Lab Photoelect Technol & Funct Mat, Culture Base, Xian 710069, Shaanxi, Peoples R ChinaHe, Xin论文数: 0 引用数: 0 h-index: 0机构: Northwest Univ, Inst Photon & Photon Technol, Natl Key Lab Photoelect Technol & Funct Mat, Culture Base, Xian 710069, Shaanxi, Peoples R China Shaanxi Engn Technol Res Ctr Solid State Lasers &, Xian 710069, Shaanxi, Peoples R China Northwest Univ, Inst Photon & Photon Technol, Prov Key Lab Photoelect Technol, Xian 710069, Peoples R China Northwest Univ, Inst Photon & Photon Technol, Natl Key Lab Photoelect Technol & Funct Mat, Culture Base, Xian 710069, Shaanxi, Peoples R ChinaLin, Qimeng论文数: 0 引用数: 0 h-index: 0机构: Northwest Univ, Inst Photon & Photon Technol, Natl Key Lab Photoelect Technol & Funct Mat, Culture Base, Xian 710069, Shaanxi, Peoples R China Shaanxi Engn Technol Res Ctr Solid State Lasers &, Xian 710069, Shaanxi, Peoples R China Northwest Univ, Inst Photon & Photon Technol, Prov Key Lab Photoelect Technol, Xian 710069, Peoples R China Northwest Univ, Inst Photon & Photon Technol, Natl Key Lab Photoelect Technol & Funct Mat, Culture Base, Xian 710069, Shaanxi, Peoples R ChinaGuo, Hongyu论文数: 0 引用数: 0 h-index: 0机构: Northwest Univ, Inst Photon & Photon Technol, Natl Key Lab Photoelect Technol & Funct Mat, Culture Base, Xian 710069, Shaanxi, Peoples R China Shaanxi Engn Technol Res Ctr Solid State Lasers &, Xian 710069, Shaanxi, Peoples R China Northwest Univ, Inst Photon & Photon Technol, Prov Key Lab Photoelect Technol, Xian 710069, Peoples R China Northwest Univ, Inst Photon & Photon Technol, Natl Key Lab Photoelect Technol & Funct Mat, Culture Base, Xian 710069, Shaanxi, Peoples R ChinaLu, Baole论文数: 0 引用数: 0 h-index: 0机构: Northwest Univ, Inst Photon & Photon Technol, Natl Key Lab Photoelect Technol & Funct Mat, Culture Base, Xian 710069, Shaanxi, Peoples R China Shaanxi Engn Technol Res Ctr Solid State Lasers &, Xian 710069, Shaanxi, Peoples R China Northwest Univ, Inst Photon & Photon Technol, Prov Key Lab Photoelect Technol, Xian 710069, Peoples R China Northwest Univ, Inst Photon & Photon Technol, Natl Key Lab Photoelect Technol & Funct Mat, Culture Base, Xian 710069, Shaanxi, Peoples R ChinaQi, Xinyuan论文数: 0 引用数: 0 h-index: 0机构: Northwest Univ, Dept Phys, Xian 710069, Shaanxi, Peoples R China Northwest Univ, Inst Photon & Photon Technol, Natl Key Lab Photoelect Technol & Funct Mat, Culture Base, Xian 710069, Shaanxi, Peoples R ChinaChen, Haowei论文数: 0 引用数: 0 h-index: 0机构: Northwest Univ, Inst Photon & Photon Technol, Natl Key Lab Photoelect Technol & Funct Mat, Culture Base, Xian 710069, Shaanxi, Peoples R China Shaanxi Engn Technol Res Ctr Solid State Lasers &, Xian 710069, Shaanxi, Peoples R China Northwest Univ, Inst Photon & Photon Technol, Prov Key Lab Photoelect Technol, Xian 710069, Peoples R China Northwest Univ, Inst Photon & Photon Technol, Natl Key Lab Photoelect Technol & Funct Mat, Culture Base, Xian 710069, Shaanxi, Peoples R ChinaBai, Jintao论文数: 0 引用数: 0 h-index: 0机构: Northwest Univ, Inst Photon & Photon Technol, Natl Key Lab Photoelect Technol & Funct Mat, Culture Base, Xian 710069, Shaanxi, Peoples R China Shaanxi Engn Technol Res Ctr Solid State Lasers &, Xian 710069, Shaanxi, Peoples R China Northwest Univ, Inst Photon & Photon Technol, Prov Key Lab Photoelect Technol, Xian 710069, Peoples R China Northwest Univ, Dept Phys, Xian 710069, Shaanxi, Peoples R China Northwest Univ, Inst Photon & Photon Technol, Xian 710069, Peoples R China Northwest Univ, Inst Photon & Photon Technol, Natl Key Lab Photoelect Technol & Funct Mat, Culture Base, Xian 710069, Shaanxi, Peoples R China
- [42] Wavelength switchable and tunable dissipative soliton mode-locking Yb-doped fiber laserHongwai yu Jiguang Gongcheng/Infrared and Laser Engineering, 2020, 49 (10):Yang S.论文数: 0 引用数: 0 h-index: 0机构: School of Physics and Electronic Information, Huaibei Normal University, Huaibei School of Physics and Electronic Information, Huaibei Normal University, HuaibeiWang X.论文数: 0 引用数: 0 h-index: 0机构: School of Physics and Electronic Information, Huaibei Normal University, Huaibei School of Physics and Electronic Information, Huaibei Normal University, HuaibeiSun M.论文数: 0 引用数: 0 h-index: 0机构: School of Physics and Electronic Information, Huaibei Normal University, Huaibei School of Physics and Electronic Information, Huaibei Normal University, HuaibeiLiang Q.论文数: 0 引用数: 0 h-index: 0机构: School of Physics and Electronic Information, Huaibei Normal University, Huaibei School of Physics and Electronic Information, Huaibei Normal University, Huaibei
- [43] Tunable Multi-Wavelength Brillouin-Erbium-Doped Random Fiber LaserLASER & OPTOELECTRONICS PROGRESS, 2024, 61 (09)Pang Haiyue论文数: 0 引用数: 0 h-index: 0机构: Guilin Univ Elect Technol, Sch Informat & Commun, Guangxi Key Lab Wireless Broadband Commun & Signa, Guilin 541004, Guangxi, Peoples R China Guilin Univ Elect Technol, Coll Elect Informat, Beihai 536000, Guangxi, Peoples R China Guilin Univ Elect Technol, Sch Informat & Commun, Guangxi Key Lab Wireless Broadband Commun & Signa, Guilin 541004, Guangxi, Peoples R ChinaQin Xiangjie论文数: 0 引用数: 0 h-index: 0机构: Guilin Univ Elect Technol, Sch Informat & Commun, Guangxi Key Lab Wireless Broadband Commun & Signa, Guilin 541004, Guangxi, Peoples R China Guilin Univ Elect Technol, Sch Informat & Commun, Guangxi Key Lab Wireless Broadband Commun & Signa, Guilin 541004, Guangxi, Peoples R ChinaZheng Jiateng论文数: 0 引用数: 0 h-index: 0机构: Guilin Univ Elect Technol, Sch Informat & Commun, Guangxi Key Lab Wireless Broadband Commun & Signa, Guilin 541004, Guangxi, Peoples R China Guilin Univ Elect Technol, Sch Informat & Commun, Guangxi Key Lab Wireless Broadband Commun & Signa, Guilin 541004, Guangxi, Peoples R ChinaTao Zhiyong论文数: 0 引用数: 0 h-index: 0机构: Guilin Univ Elect Technol, Sch Informat & Commun, Guangxi Key Lab Wireless Broadband Commun & Signa, Guilin 541004, Guangxi, Peoples R China Guilin Univ Elect Technol, Coll Elect Informat, Beihai 536000, Guangxi, Peoples R China Guilin Univ Elect Technol, Sch Informat & Commun, Guangxi Key Lab Wireless Broadband Commun & Signa, Guilin 541004, Guangxi, Peoples R ChinaFan Yaxian论文数: 0 引用数: 0 h-index: 0机构: Guilin Univ Elect Technol, Sch Informat & Commun, Guangxi Key Lab Wireless Broadband Commun & Signa, Guilin 541004, Guangxi, Peoples R China Guilin Univ Elect Technol, Coll Elect Informat, Beihai 536000, Guangxi, Peoples R China Guilin Univ Elect Technol, Sch Informat & Commun, Guangxi Key Lab Wireless Broadband Commun & Signa, Guilin 541004, Guangxi, Peoples R China
- [44] GaP waveguide emitters for high power broadband THz generation pumped by Yb-doped fiber lasersOPTICS EXPRESS, 2007, 15 (25): : 16308 - 16315Chang, Guoqing论文数: 0 引用数: 0 h-index: 0机构: Univ Michigan, FOCUS Ctr, Ann Arbor, MI 48109 USA Univ Michigan, Ctr Ultrafast Opt Sci, Ann Arbor, MI 48109 USA Univ Michigan, FOCUS Ctr, Ann Arbor, MI 48109 USADivin, Charles J.论文数: 0 引用数: 0 h-index: 0机构: Univ Michigan, FOCUS Ctr, Ann Arbor, MI 48109 USA Univ Michigan, Ctr Ultrafast Opt Sci, Ann Arbor, MI 48109 USA Univ Michigan, FOCUS Ctr, Ann Arbor, MI 48109 USAYang, Jun论文数: 0 引用数: 0 h-index: 0机构: Univ Michigan, Solid State Lab, Dept Elect Engn & Comp Sci, Ann Arbor, MI 48104 USA Univ Michigan, FOCUS Ctr, Ann Arbor, MI 48109 USAMusheinish, Malakeh A.论文数: 0 引用数: 0 h-index: 0机构: Univ Michigan, FOCUS Ctr, Ann Arbor, MI 48109 USA Univ Michigan, Ctr Ultrafast Opt Sci, Ann Arbor, MI 48109 USA Univ Michigan, FOCUS Ctr, Ann Arbor, MI 48109 USAWilliamson, Steven L.论文数: 0 引用数: 0 h-index: 0机构: Picometrix LLC, Ann Arbor, MI 48104 USA Univ Michigan, FOCUS Ctr, Ann Arbor, MI 48109 USAGalvanauskas, Almantas论文数: 0 引用数: 0 h-index: 0机构: Univ Michigan, FOCUS Ctr, Ann Arbor, MI 48109 USA Univ Michigan, Ctr Ultrafast Opt Sci, Ann Arbor, MI 48109 USA Univ Michigan, FOCUS Ctr, Ann Arbor, MI 48109 USANorris, Theodore B.论文数: 0 引用数: 0 h-index: 0机构: Univ Michigan, FOCUS Ctr, Ann Arbor, MI 48109 USA Univ Michigan, Ctr Ultrafast Opt Sci, Ann Arbor, MI 48109 USA Univ Michigan, FOCUS Ctr, Ann Arbor, MI 48109 USA
- [45] Generation dynamics of the narrowband Yb-doped fiber laserOPTICS EXPRESS, 2013, 21 (07): : 8177 - 8182Bednyakova, A. E.论文数: 0 引用数: 0 h-index: 0机构: Inst Computat Technol, Novosibirsk 630090, Russia Novosibirsk State Univ, Novosibirsk 630090, Russia Inst Computat Technol, Novosibirsk 630090, RussiaGorbunov, O. A.论文数: 0 引用数: 0 h-index: 0机构: Inst Automat & Electrometry SB RAS, Novosibirsk 630090, Russia Inst Computat Technol, Novosibirsk 630090, RussiaPolitko, M. O.论文数: 0 引用数: 0 h-index: 0机构: Inst Automat & Electrometry SB RAS, Novosibirsk 630090, Russia Novosibirsk State Univ, Novosibirsk 630090, Russia Inst Computat Technol, Novosibirsk 630090, RussiaKablukov, S. I.论文数: 0 引用数: 0 h-index: 0机构: Inst Automat & Electrometry SB RAS, Novosibirsk 630090, Russia Inst Computat Technol, Novosibirsk 630090, RussiaSmirnov, S. V.论文数: 0 引用数: 0 h-index: 0机构: Novosibirsk State Univ, Novosibirsk 630090, Russia Inst Computat Technol, Novosibirsk 630090, RussiaChurkin, D. V.论文数: 0 引用数: 0 h-index: 0机构: Novosibirsk State Univ, Novosibirsk 630090, Russia Aston Univ, Aston Inst Photon Technol, Birmingham B4 7ET, W Midlands, England Inst Computat Technol, Novosibirsk 630090, RussiaFedoruk, M. P.论文数: 0 引用数: 0 h-index: 0机构: Inst Computat Technol, Novosibirsk 630090, Russia Novosibirsk State Univ, Novosibirsk 630090, Russia Inst Computat Technol, Novosibirsk 630090, RussiaBabin, S. A.论文数: 0 引用数: 0 h-index: 0机构: Inst Automat & Electrometry SB RAS, Novosibirsk 630090, Russia Novosibirsk State Univ, Novosibirsk 630090, Russia Inst Computat Technol, Novosibirsk 630090, Russia
- [46] Multi- wavelength and Transverse-mode-switchable Yb-doped Fiber LaserACTA PHOTONICA SINICA, 2024, 53 (08)Peng, Jianao论文数: 0 引用数: 0 h-index: 0机构: Shanghai Univ, Key Lab Specialty Fiber Opt & Opt Access Networks, Shanghai 200444, Peoples R China Shanghai Univ, Joint Int Res Lab Specialty Fiber Opt & Adv Commun, Shanghai 200444, Peoples R China Shanghai Univ, Key Lab Specialty Fiber Opt & Opt Access Networks, Shanghai 200444, Peoples R ChinaChen, Wei论文数: 0 引用数: 0 h-index: 0机构: Shanghai Univ, Key Lab Specialty Fiber Opt & Opt Access Networks, Shanghai 200444, Peoples R China Shanghai Univ, Joint Int Res Lab Specialty Fiber Opt & Adv Commun, Shanghai 200444, Peoples R China Shanghai Univ, Key Lab Specialty Fiber Opt & Opt Access Networks, Shanghai 200444, Peoples R ChinaHou, Chaoqi论文数: 0 引用数: 0 h-index: 0机构: Xian Inst Opt & Precis Mech CAS, Xian 710119, Peoples R China Shanghai Univ, Key Lab Specialty Fiber Opt & Opt Access Networks, Shanghai 200444, Peoples R ChinaLiu, Dandan论文数: 0 引用数: 0 h-index: 0机构: Shanghai Univ, Key Lab Specialty Fiber Opt & Opt Access Networks, Shanghai 200444, Peoples R China Shanghai Univ, Joint Int Res Lab Specialty Fiber Opt & Adv Commun, Shanghai 200444, Peoples R China Shanghai Univ, Key Lab Specialty Fiber Opt & Opt Access Networks, Shanghai 200444, Peoples R ChinaPang, Fufei论文数: 0 引用数: 0 h-index: 0机构: Shanghai Univ, Key Lab Specialty Fiber Opt & Opt Access Networks, Shanghai 200444, Peoples R China Shanghai Univ, Joint Int Res Lab Specialty Fiber Opt & Adv Commun, Shanghai 200444, Peoples R China Shanghai Univ, Key Lab Specialty Fiber Opt & Opt Access Networks, Shanghai 200444, Peoples R ChinaHuang, Sujuan论文数: 0 引用数: 0 h-index: 0机构: Shanghai Univ, Key Lab Specialty Fiber Opt & Opt Access Networks, Shanghai 200444, Peoples R China Shanghai Univ, Joint Int Res Lab Specialty Fiber Opt & Adv Commun, Shanghai 200444, Peoples R China Shanghai Univ, Key Lab Specialty Fiber Opt & Opt Access Networks, Shanghai 200444, Peoples R ChinaWang, Tingyun论文数: 0 引用数: 0 h-index: 0机构: Shanghai Univ, Key Lab Specialty Fiber Opt & Opt Access Networks, Shanghai 200444, Peoples R China Shanghai Univ, Joint Int Res Lab Specialty Fiber Opt & Adv Commun, Shanghai 200444, Peoples R China Shanghai Univ, Key Lab Specialty Fiber Opt & Opt Access Networks, Shanghai 200444, Peoples R China
- [47] A novel tunable multi-wavelength Brillouin fiber laser with switchable frequency spacingOPTICS COMMUNICATIONS, 2015, 340 : 74 - 79Qian, Lifen论文数: 0 引用数: 0 h-index: 0机构: Huazhong Univ Sci & Technol, Wuhan Natl Lab Optoelect, Wuhan 430074, Hubei, Peoples R China Huazhong Univ Sci & Technol, Wuhan Natl Lab Optoelect, Wuhan 430074, Hubei, Peoples R ChinaFen, Danqi论文数: 0 引用数: 0 h-index: 0机构: Huazhong Univ Sci & Technol, Wuhan Natl Lab Optoelect, Wuhan 430074, Hubei, Peoples R China Huazhong Univ Sci & Technol, Wuhan Natl Lab Optoelect, Wuhan 430074, Hubei, Peoples R ChinaXie, Heng论文数: 0 引用数: 0 h-index: 0机构: Huazhong Univ Sci & Technol, Wuhan Natl Lab Optoelect, Wuhan 430074, Hubei, Peoples R China Huazhong Univ Sci & Technol, Wuhan Natl Lab Optoelect, Wuhan 430074, Hubei, Peoples R ChinaSun, Junqiang论文数: 0 引用数: 0 h-index: 0机构: Huazhong Univ Sci & Technol, Wuhan Natl Lab Optoelect, Wuhan 430074, Hubei, Peoples R China Huazhong Univ Sci & Technol, Wuhan Natl Lab Optoelect, Wuhan 430074, Hubei, Peoples R China
- [48] A chirped fiber Bragg grating with triple functions for stable wavelength-tunable Yb-doped fiber laserINFRARED PHYSICS & TECHNOLOGY, 2019, 102Yang, Huiran论文数: 0 引用数: 0 h-index: 0机构: Xian Univ Posts & Telecommun, Sch Sci, Xian 710121, Shaanxi, Peoples R China Xian Univ Posts & Telecommun, Sch Sci, Xian 710121, Shaanxi, Peoples R ChinaLi, Wenlei论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Xian Inst Opt & Precis Mech, State Key Lab Transient Opt & Photon, Xian 710119, Shaanxi, Peoples R China Xian Univ Posts & Telecommun, Sch Sci, Xian 710121, Shaanxi, Peoples R ChinaChen, Guangwei论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Xian Inst Opt & Precis Mech, State Key Lab Transient Opt & Photon, Xian 710119, Shaanxi, Peoples R China Xian Univ Posts & Telecommun, Sch Sci, Xian 710121, Shaanxi, Peoples R China
- [49] Switchable, Widely Tunable and Interval-Adjustable Multi-Wavelength Erbium-Doped Fiber Laser Based on Cascaded FiltersJOURNAL OF LIGHTWAVE TECHNOLOGY, 2020, 38 (08) : 2428 - 2433Zhao, Qi论文数: 0 引用数: 0 h-index: 0机构: Beijing Jiaotong Univ, Inst Lightwave Thchnol, Key Lab All Opt Network & Adv Thlecommun Network, Beijing 100044, Peoples R China Beijing Jiaotong Univ, Inst Lightwave Thchnol, Key Lab All Opt Network & Adv Thlecommun Network, Beijing 100044, Peoples R ChinaPei, Li论文数: 0 引用数: 0 h-index: 0机构: Beijing Jiaotong Univ, Inst Lightwave Thchnol, Key Lab All Opt Network & Adv Thlecommun Network, Beijing 100044, Peoples R China Beijing Jiaotong Univ, Inst Lightwave Thchnol, Key Lab All Opt Network & Adv Thlecommun Network, Beijing 100044, Peoples R ChinaZheng, Jingjing论文数: 0 引用数: 0 h-index: 0机构: Beijing Jiaotong Univ, Inst Lightwave Thchnol, Key Lab All Opt Network & Adv Thlecommun Network, Beijing 100044, Peoples R China Beijing Jiaotong Univ, Inst Lightwave Thchnol, Key Lab All Opt Network & Adv Thlecommun Network, Beijing 100044, Peoples R ChinaTang, Min论文数: 0 引用数: 0 h-index: 0机构: Beijing Jiaotong Univ, Inst Lightwave Thchnol, Key Lab All Opt Network & Adv Thlecommun Network, Beijing 100044, Peoples R China Beijing Jiaotong Univ, Inst Lightwave Thchnol, Key Lab All Opt Network & Adv Thlecommun Network, Beijing 100044, Peoples R ChinaXie, Yuheng论文数: 0 引用数: 0 h-index: 0机构: Beijing Jiaotong Univ, Inst Lightwave Thchnol, Key Lab All Opt Network & Adv Thlecommun Network, Beijing 100044, Peoples R China Beijing Jiaotong Univ, Inst Lightwave Thchnol, Key Lab All Opt Network & Adv Thlecommun Network, Beijing 100044, Peoples R ChinaLi, Jing论文数: 0 引用数: 0 h-index: 0机构: Beijing Jiaotong Univ, Inst Lightwave Thchnol, Key Lab All Opt Network & Adv Thlecommun Network, Beijing 100044, Peoples R China Beijing Jiaotong Univ, Inst Lightwave Thchnol, Key Lab All Opt Network & Adv Thlecommun Network, Beijing 100044, Peoples R ChinaNing, Tigang论文数: 0 引用数: 0 h-index: 0机构: Beijing Jiaotong Univ, Inst Lightwave Thchnol, Key Lab All Opt Network & Adv Thlecommun Network, Beijing 100044, Peoples R China Beijing Jiaotong Univ, Inst Lightwave Thchnol, Key Lab All Opt Network & Adv Thlecommun Network, Beijing 100044, Peoples R China
- [50] High power tandem-pumped Yb-doped fiber laserLeng, Jinyong (lengjy@sina.com), 1600, Science Press (44):Xiao H.论文数: 0 引用数: 0 h-index: 0机构: College of Optoelectronic Science and Engineering, National University of Defense Technology, Changsha, 410073, Hunan College of Optoelectronic Science and Engineering, National University of Defense Technology, Changsha, 410073, HunanLeng J.论文数: 0 引用数: 0 h-index: 0机构: College of Optoelectronic Science and Engineering, National University of Defense Technology, Changsha, 410073, Hunan College of Optoelectronic Science and Engineering, National University of Defense Technology, Changsha, 410073, HunanZhou P.论文数: 0 引用数: 0 h-index: 0机构: College of Optoelectronic Science and Engineering, National University of Defense Technology, Changsha, 410073, Hunan College of Optoelectronic Science and Engineering, National University of Defense Technology, Changsha, 410073, HunanZhang H.论文数: 0 引用数: 0 h-index: 0机构: College of Optoelectronic Science and Engineering, National University of Defense Technology, Changsha, 410073, Hunan College of Optoelectronic Science and Engineering, National University of Defense Technology, Changsha, 410073, HunanXu J.论文数: 0 引用数: 0 h-index: 0机构: College of Optoelectronic Science and Engineering, National University of Defense Technology, Changsha, 410073, Hunan College of Optoelectronic Science and Engineering, National University of Defense Technology, Changsha, 410073, Hunan论文数: 引用数: h-index:机构:Liu Z.论文数: 0 引用数: 0 h-index: 0机构: College of Optoelectronic Science and Engineering, National University of Defense Technology, Changsha, 410073, Hunan College of Optoelectronic Science and Engineering, National University of Defense Technology, Changsha, 410073, Hunan