共 50 条
- [21] A passively Q-switched operation of Tm:YAP laser with a Nb2AlC-based saturable absorberOPTIK, 2022, 256Hu, Yanyang论文数: 0 引用数: 0 h-index: 0机构: Harbin Univ Sci & Technol, Coll Measurement & Control Technol & Commun Engn, Heilongjiang Prov Key Lab Laser Spect Technol & Ap, Harbin 150080, Peoples R China Harbin Univ Sci & Technol, Coll Measurement & Control Technol & Commun Engn, Heilongjiang Prov Key Lab Laser Spect Technol & Ap, Harbin 150080, Peoples R ChinaYang, Xining论文数: 0 引用数: 0 h-index: 0机构: Harbin Univ Sci & Technol, Coll Measurement & Control Technol & Commun Engn, Heilongjiang Prov Key Lab Laser Spect Technol & Ap, Harbin 150080, Peoples R China Harbin Univ Sci & Technol, Coll Measurement & Control Technol & Commun Engn, Heilongjiang Prov Key Lab Laser Spect Technol & Ap, Harbin 150080, Peoples R ChinaLi, Linjun论文数: 0 引用数: 0 h-index: 0机构: Harbin Univ Sci & Technol, Coll Measurement & Control Technol & Commun Engn, Heilongjiang Prov Key Lab Laser Spect Technol & Ap, Harbin 150080, Peoples R China Harbin Univ Sci & Technol, Coll Measurement & Control Technol & Commun Engn, Heilongjiang Prov Key Lab Laser Spect Technol & Ap, Harbin 150080, Peoples R ChinaGao, Qiong论文数: 0 引用数: 0 h-index: 0机构: Harbin Normal Univ, Sch Phys & Elect Engn, Key Lab Photon & Elect Bandgap Mat, Minist Educ, Harbin 150025, Peoples R China Harbin Univ Sci & Technol, Coll Measurement & Control Technol & Commun Engn, Heilongjiang Prov Key Lab Laser Spect Technol & Ap, Harbin 150080, Peoples R ChinaLi, Shuangcheng论文数: 0 引用数: 0 h-index: 0机构: Harbin Univ Sci & Technol, Coll Measurement & Control Technol & Commun Engn, Heilongjiang Prov Key Lab Laser Spect Technol & Ap, Harbin 150080, Peoples R China Harbin Univ Sci & Technol, Coll Measurement & Control Technol & Commun Engn, Heilongjiang Prov Key Lab Laser Spect Technol & Ap, Harbin 150080, Peoples R ChinaWu, Zhengyang论文数: 0 引用数: 0 h-index: 0机构: Harbin Univ Sci & Technol, Coll Measurement & Control Technol & Commun Engn, Heilongjiang Prov Key Lab Laser Spect Technol & Ap, Harbin 150080, Peoples R China Harbin Univ Sci & Technol, Coll Measurement & Control Technol & Commun Engn, Heilongjiang Prov Key Lab Laser Spect Technol & Ap, Harbin 150080, Peoples R ChinaYang, Yuqiang论文数: 0 引用数: 0 h-index: 0机构: Guangdong Ocean Univ, Sch Elect & Informat Engn, Zhanjiang 524088, Peoples R China Harbin Univ Sci & Technol, Coll Measurement & Control Technol & Commun Engn, Heilongjiang Prov Key Lab Laser Spect Technol & Ap, Harbin 150080, Peoples R ChinaCui, Haoyu论文数: 0 引用数: 0 h-index: 0机构: Harbin Inst Technol, Sch Mechatron Engn, Harbin 150086, Heilongjiang, Peoples R China Harbin Univ Sci & Technol, Coll Measurement & Control Technol & Commun Engn, Heilongjiang Prov Key Lab Laser Spect Technol & Ap, Harbin 150080, Peoples R ChinaZhou, Sheng论文数: 0 引用数: 0 h-index: 0机构: Harbin Univ Sci & Technol, Coll Measurement & Control Technol & Commun Engn, Heilongjiang Prov Key Lab Laser Spect Technol & Ap, Harbin 150080, Peoples R China Harbin Univ Sci & Technol, Coll Measurement & Control Technol & Commun Engn, Heilongjiang Prov Key Lab Laser Spect Technol & Ap, Harbin 150080, Peoples R China
- [22] Advancing Q-switched pulse generation in the 1.9 µm wavelength region using novel thulium-doped fiber gain medium and MXene Nb2CTx saturable absorberOptik, 2024, 311Hong L.Z.论文数: 0 引用数: 0 h-index: 0机构: School of Engineering, University of Wollongong Malaysia, Selangor, Shah Alam School of Engineering, University of Wollongong Malaysia, Selangor, Shah AlamSan C.X.论文数: 0 引用数: 0 h-index: 0机构: School of Engineering, University of Wollongong Malaysia, Selangor, Shah Alam School of Engineering, University of Wollongong Malaysia, Selangor, Shah AlamJin T.S.论文数: 0 引用数: 0 h-index: 0机构: School of Engineering, University of Wollongong Malaysia, Selangor, Shah Alam School of Engineering, University of Wollongong Malaysia, Selangor, Shah AlamMingzhi C.论文数: 0 引用数: 0 h-index: 0机构: Photonics Engineering Laboratory, Department of Electrical Engineering, Faculty of Engineering, University of Malaya, Kuala Lumpur School of Engineering, University of Wollongong Malaysia, Selangor, Shah AlamAhmad F.论文数: 0 引用数: 0 h-index: 0机构: Malaysia-Japan International Institute of Technology (MJITT), Universiti Teknologi Malaysia, Kuala Lumpur School of Engineering, University of Wollongong Malaysia, Selangor, Shah AlamZuikafly S.N.F.论文数: 0 引用数: 0 h-index: 0机构: Malaysia-Japan International Institute of Technology (MJITT), Universiti Teknologi Malaysia, Kuala Lumpur School of Engineering, University of Wollongong Malaysia, Selangor, Shah AlamLatiff A.A.论文数: 0 引用数: 0 h-index: 0机构: Faculty of Electronic and Computer Engineering, Universiti Teknikal Malaysia Melaka, Melaka, Hang Tuah Jaya School of Engineering, University of Wollongong Malaysia, Selangor, Shah AlamPaul M.C.论文数: 0 引用数: 0 h-index: 0机构: Central Glass and Ceramic Research Institute, 196 Raja S.C.Mullick Road,Jadavpur, Kolkata School of Engineering, University of Wollongong Malaysia, Selangor, Shah AlamDhar A.论文数: 0 引用数: 0 h-index: 0机构: Central Glass and Ceramic Research Institute, 196 Raja S.C.Mullick Road,Jadavpur, Kolkata School of Engineering, University of Wollongong Malaysia, Selangor, Shah AlamDas S.论文数: 0 引用数: 0 h-index: 0机构: Central Glass and Ceramic Research Institute, 196 Raja S.C.Mullick Road,Jadavpur, Kolkata School of Engineering, University of Wollongong Malaysia, Selangor, Shah Alam论文数: 引用数: h-index:机构:
- [23] An effective 2D saturable absorber In2O3 to realize passively Q-switched laser outputOPTICS AND LASER TECHNOLOGY, 2022, 155Hong, Hong论文数: 0 引用数: 0 h-index: 0机构: Guangdong Prov Engn Res Ctr Crystal & Laser Techn, Guangzhou 510632, Guangdong, Peoples R ChinaChen, Qiudi论文数: 0 引用数: 0 h-index: 0机构: Guangdong Prov Engn Res Ctr Crystal & Laser Techn, Guangzhou 510632, Guangdong, Peoples R ChinaWang, Yuhao论文数: 0 引用数: 0 h-index: 0机构: Guangdong Prov Engn Res Ctr Crystal & Laser Techn, Guangzhou 510632, Guangdong, Peoples R ChinaZhang, Peixiong论文数: 0 引用数: 0 h-index: 0机构: Guangdong Prov Engn Res Ctr Crystal & Laser Techn, Guangzhou 510632, Guangdong, Peoples R China Guangdong Prov Engn Res Ctr Crystal & Laser Techn, Guangzhou 510632, Guangdong, Peoples R ChinaLi, Zhen论文数: 0 引用数: 0 h-index: 0机构: Guangdong Prov Engn Res Ctr Crystal & Laser Techn, Guangzhou 510632, Guangdong, Peoples R ChinaChen, Zhenqiang论文数: 0 引用数: 0 h-index: 0机构: Guangdong Prov Engn Res Ctr Crystal & Laser Techn, Guangzhou 510632, Guangdong, Peoples R China
- [24] An effective 2D saturable absorber In2O3 to realize passively Q-switched laser outputOptics and Laser Technology, 2022, 155Hong, Hong论文数: 0 引用数: 0 h-index: 0机构: Guangdong Provincial Engineering Research Center of Crystal and Laser Technology, Guangdong, Guangzhou,510632, China Department of Optoelectronic Engineering, Jinan University, Guangzhou,510632, China Guangdong Provincial Engineering Research Center of Crystal and Laser Technology, Guangdong, Guangzhou,510632, ChinaChen, Qiudi论文数: 0 引用数: 0 h-index: 0机构: Guangdong Provincial Engineering Research Center of Crystal and Laser Technology, Guangdong, Guangzhou,510632, China Department of Optoelectronic Engineering, Jinan University, Guangzhou,510632, China Guangdong Provincial Engineering Research Center of Crystal and Laser Technology, Guangdong, Guangzhou,510632, ChinaWang, Yuhao论文数: 0 引用数: 0 h-index: 0机构: Guangdong Provincial Engineering Research Center of Crystal and Laser Technology, Guangdong, Guangzhou,510632, China Department of Optoelectronic Engineering, Jinan University, Guangzhou,510632, China Guangdong Provincial Engineering Research Center of Crystal and Laser Technology, Guangdong, Guangzhou,510632, ChinaZhang, Peixiong论文数: 0 引用数: 0 h-index: 0机构: Guangdong Provincial Engineering Research Center of Crystal and Laser Technology, Guangdong, Guangzhou,510632, China Department of Optoelectronic Engineering, Jinan University, Guangzhou,510632, China Guangdong Provincial Engineering Research Center of Crystal and Laser Technology, Guangdong, Guangzhou,510632, ChinaLi, Zhen论文数: 0 引用数: 0 h-index: 0机构: Guangdong Provincial Engineering Research Center of Crystal and Laser Technology, Guangdong, Guangzhou,510632, China Department of Optoelectronic Engineering, Jinan University, Guangzhou,510632, China Guangdong Provincial Engineering Research Center of Crystal and Laser Technology, Guangdong, Guangzhou,510632, ChinaChen, Zhenqiang论文数: 0 引用数: 0 h-index: 0机构: Guangdong Provincial Engineering Research Center of Crystal and Laser Technology, Guangdong, Guangzhou,510632, China Department of Optoelectronic Engineering, Jinan University, Guangzhou,510632, China Guangdong Provincial Engineering Research Center of Crystal and Laser Technology, Guangdong, Guangzhou,510632, China
- [25] Niobium carbide (Nb2C) MXene as a saturable absorber to assist in the generation of a wavelength tunable passively Q-switched fiber laserLASER PHYSICS LETTERS, 2021, 18 (06)论文数: 引用数: h-index:机构:Yusoff, Norazriena论文数: 0 引用数: 0 h-index: 0机构: Univ Malaya, Photon Res Ctr, Kuala Lumpur 50603, Malaysia Univ Malaya, Photon Res Ctr, Kuala Lumpur 50603, MalaysiaAlbaqawi, Hissah Saedoon论文数: 0 引用数: 0 h-index: 0机构: Univ Malaya, Photon Res Ctr, Kuala Lumpur 50603, Malaysia Univ Malaya, Photon Res Ctr, Kuala Lumpur 50603, MalaysiaReduan, Siti Aisyah论文数: 0 引用数: 0 h-index: 0机构: Univ Malaya, Photon Res Ctr, Kuala Lumpur 50603, Malaysia Univ Malaya, Photon Res Ctr, Kuala Lumpur 50603, MalaysiaThambiratnam, Kavintheran论文数: 0 引用数: 0 h-index: 0机构: Univ Malaya, Photon Res Ctr, Kuala Lumpur 50603, Malaysia Univ Malaya, Photon Res Ctr, Kuala Lumpur 50603, Malaysia
- [26] Gold nanobipyramids as a saturable absorber for passively Q-switched Er3+: ZBLAN fiber laserOPTICS AND LASER TECHNOLOGY, 2019, 111 : 30 - 34Zhang, Wei论文数: 0 引用数: 0 h-index: 0机构: Sichuan Univ, Coll Elect & Informat Engn, Inst Laser & Micro Nano Engn, Chengdu 610064, Sichuan, Peoples R China Sichuan Univ, Coll Elect & Informat Engn, Inst Laser & Micro Nano Engn, Chengdu 610064, Sichuan, Peoples R ChinaZhang, Hong论文数: 0 引用数: 0 h-index: 0机构: Sichuan Univ, Coll Elect & Informat Engn, Inst Laser & Micro Nano Engn, Chengdu 610064, Sichuan, Peoples R China Sichuan Univ, Coll Elect & Informat Engn, Inst Laser & Micro Nano Engn, Chengdu 610064, Sichuan, Peoples R ChinaFeng, Guoying论文数: 0 引用数: 0 h-index: 0机构: Sichuan Univ, Coll Elect & Informat Engn, Inst Laser & Micro Nano Engn, Chengdu 610064, Sichuan, Peoples R China Sichuan Univ, Coll Elect & Informat Engn, Inst Laser & Micro Nano Engn, Chengdu 610064, Sichuan, Peoples R ChinaJu, Yao论文数: 0 引用数: 0 h-index: 0机构: Sichuan Univ, Coll Elect & Informat Engn, Inst Laser & Micro Nano Engn, Chengdu 610064, Sichuan, Peoples R China Sichuan Univ, Coll Elect & Informat Engn, Inst Laser & Micro Nano Engn, Chengdu 610064, Sichuan, Peoples R ChinaNing, Shougui论文数: 0 引用数: 0 h-index: 0机构: Sichuan Univ, Coll Elect & Informat Engn, Inst Laser & Micro Nano Engn, Chengdu 610064, Sichuan, Peoples R China Sichuan Univ, Coll Elect & Informat Engn, Inst Laser & Micro Nano Engn, Chengdu 610064, Sichuan, Peoples R ChinaChen, Xiaoxu论文数: 0 引用数: 0 h-index: 0机构: Sichuan Univ, Coll Elect & Informat Engn, Inst Laser & Micro Nano Engn, Chengdu 610064, Sichuan, Peoples R China Sichuan Univ, Coll Elect & Informat Engn, Inst Laser & Micro Nano Engn, Chengdu 610064, Sichuan, Peoples R ChinaDai, Jiangyun论文数: 0 引用数: 0 h-index: 0机构: Sichuan Univ, Coll Elect & Informat Engn, Inst Laser & Micro Nano Engn, Chengdu 610064, Sichuan, Peoples R China Sichuan Univ, Coll Elect & Informat Engn, Inst Laser & Micro Nano Engn, Chengdu 610064, Sichuan, Peoples R ChinaZhou, Shouhuan论文数: 0 引用数: 0 h-index: 0机构: Sichuan Univ, Coll Elect & Informat Engn, Inst Laser & Micro Nano Engn, Chengdu 610064, Sichuan, Peoples R China North China Res Inst Electroopt, Beijing 100015, Peoples R China Sichuan Univ, Coll Elect & Informat Engn, Inst Laser & Micro Nano Engn, Chengdu 610064, Sichuan, Peoples R China
- [27] Passively Q-switched 2.9 μm Er:YAP single crystal laser using graphene saturable absorberAPPLIED PHYSICS EXPRESS, 2019, 12 (10)Kawase, Hiroki论文数: 0 引用数: 0 h-index: 0机构: SOKENDAI Grad Univ Adv Studies, 322-6 Oroshi Cho, Toki, Gifu 5095292, Japan SOKENDAI Grad Univ Adv Studies, 322-6 Oroshi Cho, Toki, Gifu 5095292, JapanUehara, Hiyori论文数: 0 引用数: 0 h-index: 0机构: SOKENDAI Grad Univ Adv Studies, 322-6 Oroshi Cho, Toki, Gifu 5095292, Japan Natl Inst Fus Sci, Natl Inst Nat Sci, 322-6 Oroshi Cho, Toki, Gifu 5095292, Japan SOKENDAI Grad Univ Adv Studies, 322-6 Oroshi Cho, Toki, Gifu 5095292, JapanChen, Hengjun论文数: 0 引用数: 0 h-index: 0机构: Natl Inst Fus Sci, Natl Inst Nat Sci, 322-6 Oroshi Cho, Toki, Gifu 5095292, Japan SOKENDAI Grad Univ Adv Studies, 322-6 Oroshi Cho, Toki, Gifu 5095292, JapanYasuhara, Ryo论文数: 0 引用数: 0 h-index: 0机构: SOKENDAI Grad Univ Adv Studies, 322-6 Oroshi Cho, Toki, Gifu 5095292, Japan Natl Inst Fus Sci, Natl Inst Nat Sci, 322-6 Oroshi Cho, Toki, Gifu 5095292, Japan SOKENDAI Grad Univ Adv Studies, 322-6 Oroshi Cho, Toki, Gifu 5095292, Japan
- [28] MoSe2 nanoflower as the saturable absorber for 1 μm and 2 μm passively Q-switched bulk state laserMATERIALS RESEARCH BULLETIN, 2018, 99 : 168 - 173Wang, Xihu论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Fujian Inst Res Struct Matter, Key Lab Optoelect Mat Chem & Phys, Fuzhou 350002, Fujian, Peoples R China Univ Chinese Acad Sci, Beijing 100039, Peoples R China Chinese Acad Sci, Fujian Inst Res Struct Matter, Key Lab Optoelect Mat Chem & Phys, Fuzhou 350002, Fujian, Peoples R ChinaXu, Jinlong论文数: 0 引用数: 0 h-index: 0机构: Nanjing Univ, Sch Elect Sci & Engn, Nanjing 210093, Jiangsu, Peoples R China Nanjing Univ, Collaborat Innovat Ctr Adv Microstruct, Nanjing 210093, Jiangsu, Peoples R China Chinese Acad Sci, Fujian Inst Res Struct Matter, Key Lab Optoelect Mat Chem & Phys, Fuzhou 350002, Fujian, Peoples R ChinaXia, Houping论文数: 0 引用数: 0 h-index: 0机构: Baoji Univ Arts & Sci, Coll Phys & Optoelect Technol, Baoji 721016, Shanxi, Peoples R China Chinese Acad Sci, Fujian Inst Res Struct Matter, Key Lab Optoelect Mat Chem & Phys, Fuzhou 350002, Fujian, Peoples R ChinaYou, Zhenyu论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Fujian Inst Res Struct Matter, Key Lab Optoelect Mat Chem & Phys, Fuzhou 350002, Fujian, Peoples R China Chinese Acad Sci, Fujian Inst Res Struct Matter, Key Lab Optoelect Mat Chem & Phys, Fuzhou 350002, Fujian, Peoples R ChinaHuang, Yisheng论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Fujian Inst Res Struct Matter, Key Lab Optoelect Mat Chem & Phys, Fuzhou 350002, Fujian, Peoples R China Chinese Acad Sci, Fujian Inst Res Struct Matter, Key Lab Optoelect Mat Chem & Phys, Fuzhou 350002, Fujian, Peoples R ChinaLin, Zhoubin论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Fujian Inst Res Struct Matter, Key Lab Optoelect Mat Chem & Phys, Fuzhou 350002, Fujian, Peoples R China State Key Lab Struct Chem, Fuzhou 350002, Fujian, Peoples R China Chinese Acad Sci, Fujian Inst Res Struct Matter, Key Lab Optoelect Mat Chem & Phys, Fuzhou 350002, Fujian, Peoples R ChinaTu, Chaoyang论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Fujian Inst Res Struct Matter, Key Lab Optoelect Mat Chem & Phys, Fuzhou 350002, Fujian, Peoples R China Chinese Acad Sci, Fujian Inst Res Struct Matter, Key Lab Optoelect Mat Chem & Phys, Fuzhou 350002, Fujian, Peoples R China
- [29] Passively Q-switched Er:YAP Single Crystal Laser at 2.92 μm using Graphene Saturable Absorber2019 CONFERENCE ON LASERS AND ELECTRO-OPTICS EUROPE & EUROPEAN QUANTUM ELECTRONICS CONFERENCE (CLEO/EUROPE-EQEC), 2019,Kawase, Hiroki论文数: 0 引用数: 0 h-index: 0机构: SOKENDAI, 322-6 Oroshi Cho, Toki, Gifu 5095292, Japan SOKENDAI, 322-6 Oroshi Cho, Toki, Gifu 5095292, JapanUehara, Hiyori论文数: 0 引用数: 0 h-index: 0机构: Osaka Univ, Inst Laser Engn, 2-6 Yamada Oka, Suita, Osaka 5650871, Japan SOKENDAI, 322-6 Oroshi Cho, Toki, Gifu 5095292, JapanYasuhara, Ryo论文数: 0 引用数: 0 h-index: 0机构: SOKENDAI, 322-6 Oroshi Cho, Toki, Gifu 5095292, Japan Natl Inst Fus Sci, Natl Inst Nat Sci, 322-6 Oroshi Cho, Toki, Gifu 5095292, Japan SOKENDAI, 322-6 Oroshi Cho, Toki, Gifu 5095292, Japan
- [30] MXene Ti3C2Tx absorber for a 1.06 μm passively Q-switched ceramic laserLASER PHYSICS LETTERS, 2018, 15 (08)Feng, Xiao-Yue论文数: 0 引用数: 0 h-index: 0机构: Shandong Normal Univ, Sch Phys & Elect, Shandong Prov Key Lab Opt & Photon Device, Jinan 250014, Shandong, Peoples R China Shandong Normal Univ, Sch Phys & Elect, Shandong Prov Key Lab Opt & Photon Device, Jinan 250014, Shandong, Peoples R ChinaDing, Bao-Yong论文数: 0 引用数: 0 h-index: 0机构: Shandong Normal Univ, Sch Phys & Elect, Shandong Prov Key Lab Opt & Photon Device, Jinan 250014, Shandong, Peoples R China Shandong Normal Univ, Sch Phys & Elect, Shandong Prov Key Lab Opt & Photon Device, Jinan 250014, Shandong, Peoples R ChinaLiang, Wei-Yuan论文数: 0 引用数: 0 h-index: 0机构: Shenzhen Univ, Coll Optoelect Engn,Minist Educ, SZU NUS Collaborat Innovat Ctr Optoelect Sci & Te, Int Collaborat Lab Mat Optoelect Sci & Technol 2D, Shenzhen 518060, Peoples R China Shandong Normal Univ, Sch Phys & Elect, Shandong Prov Key Lab Opt & Photon Device, Jinan 250014, Shandong, Peoples R ChinaZhang, Feng论文数: 0 引用数: 0 h-index: 0机构: Shenzhen Univ, Coll Optoelect Engn,Minist Educ, SZU NUS Collaborat Innovat Ctr Optoelect Sci & Te, Int Collaborat Lab Mat Optoelect Sci & Technol 2D, Shenzhen 518060, Peoples R China Shandong Normal Univ, Sch Phys & Elect, Shandong Prov Key Lab Opt & Photon Device, Jinan 250014, Shandong, Peoples R ChinaNing, Ting-Yin论文数: 0 引用数: 0 h-index: 0机构: Shandong Normal Univ, Sch Phys & Elect, Shandong Prov Key Lab Opt & Photon Device, Jinan 250014, Shandong, Peoples R China Shandong Normal Univ, Sch Phys & Elect, Shandong Prov Key Lab Opt & Photon Device, Jinan 250014, Shandong, Peoples R ChinaLiu, Jie论文数: 0 引用数: 0 h-index: 0机构: Shandong Normal Univ, Sch Phys & Elect, Shandong Prov Key Lab Opt & Photon Device, Jinan 250014, Shandong, Peoples R China Shandong Normal Univ, Inst Data Sci & Technol, Jinan 250014, Shandong, Peoples R China Shandong Normal Univ, Sch Phys & Elect, Shandong Prov Key Lab Opt & Photon Device, Jinan 250014, Shandong, Peoples R ChinaZhang, Han论文数: 0 引用数: 0 h-index: 0机构: Shenzhen Univ, Coll Optoelect Engn,Minist Educ, SZU NUS Collaborat Innovat Ctr Optoelect Sci & Te, Int Collaborat Lab Mat Optoelect Sci & Technol 2D, Shenzhen 518060, Peoples R China Shandong Normal Univ, Sch Phys & Elect, Shandong Prov Key Lab Opt & Photon Device, Jinan 250014, Shandong, Peoples R China