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- [1] Sub-90 fs a stretched-pulse mode-locked fiber laser based on a graphene saturable absorberOPTICS EXPRESS, 2015, 23 (21): : 27503 - 27508Sotor, Jaroslaw论文数: 0 引用数: 0 h-index: 0机构: Wroclaw Univ Technol, Laser & Fiber Elect Grp, PL-50370 Wroclaw, Poland Wroclaw Univ Technol, Laser & Fiber Elect Grp, PL-50370 Wroclaw, PolandPasternak, Iwona论文数: 0 引用数: 0 h-index: 0机构: Inst Elect Mat Technol, PL-01919 Warsaw, Poland Wroclaw Univ Technol, Laser & Fiber Elect Grp, PL-50370 Wroclaw, PolandKrajewska, Aleksandra论文数: 0 引用数: 0 h-index: 0机构: Inst Elect Mat Technol, PL-01919 Warsaw, Poland Wroclaw Univ Technol, Laser & Fiber Elect Grp, PL-50370 Wroclaw, PolandStrupinski, Wlodek论文数: 0 引用数: 0 h-index: 0机构: Inst Elect Mat Technol, PL-01919 Warsaw, Poland Wroclaw Univ Technol, Laser & Fiber Elect Grp, PL-50370 Wroclaw, PolandSobon, Grzegorz论文数: 0 引用数: 0 h-index: 0机构: Wroclaw Univ Technol, Laser & Fiber Elect Grp, PL-50370 Wroclaw, Poland Wroclaw Univ Technol, Laser & Fiber Elect Grp, PL-50370 Wroclaw, Poland
- [2] Sub-200 fs soliton mode-locked fiber laser based on bismuthene saturable absorberOPTICS EXPRESS, 2018, 26 (18): : 22750 - 22760Guo, Bo论文数: 0 引用数: 0 h-index: 0机构: Harbin Engn Univ, Minist Educ, Key Lab In Fiber Integrated Opt, Harbin 150001, Heilongjiang, Peoples R China Harbin Engn Univ, Minist Educ, Key Lab In Fiber Integrated Opt, Harbin 150001, Heilongjiang, Peoples R ChinaWang, Shi-Hao论文数: 0 引用数: 0 h-index: 0机构: Harbin Engn Univ, Minist Educ, Key Lab In Fiber Integrated Opt, Harbin 150001, Heilongjiang, Peoples R China Harbin Engn Univ, Minist Educ, Key Lab In Fiber Integrated Opt, Harbin 150001, Heilongjiang, Peoples R ChinaWu, Zhi-Xin论文数: 0 引用数: 0 h-index: 0机构: Harbin Engn Univ, Minist Educ, Key Lab In Fiber Integrated Opt, Harbin 150001, Heilongjiang, Peoples R China Harbin Engn Univ, Minist Educ, Key Lab In Fiber Integrated Opt, Harbin 150001, Heilongjiang, Peoples R ChinaWang, Ze-Xin论文数: 0 引用数: 0 h-index: 0机构: Harbin Engn Univ, Minist Educ, Key Lab In Fiber Integrated Opt, Harbin 150001, Heilongjiang, Peoples R China Harbin Engn Univ, Minist Educ, Key Lab In Fiber Integrated Opt, Harbin 150001, Heilongjiang, Peoples R ChinaWang, Da-He论文数: 0 引用数: 0 h-index: 0机构: Harbin Engn Univ, Minist Educ, Key Lab In Fiber Integrated Opt, Harbin 150001, Heilongjiang, Peoples R China Harbin Engn Univ, Minist Educ, Key Lab In Fiber Integrated Opt, Harbin 150001, Heilongjiang, Peoples R ChinaHuang, Hao论文数: 0 引用数: 0 h-index: 0机构: Shenzhen Univ, Coll Optoelect Engn, Minist Educ & Guangdong Prov, Shenzhen Engn Lab Phosphorene & Optoelect,Key Lab, Shenzhen 518060, Peoples R China Harbin Engn Univ, Minist Educ, Key Lab In Fiber Integrated Opt, Harbin 150001, Heilongjiang, Peoples R ChinaZhang, Feng论文数: 0 引用数: 0 h-index: 0机构: Shenzhen Univ, Coll Optoelect Engn, Minist Educ & Guangdong Prov, Shenzhen Engn Lab Phosphorene & Optoelect,Key Lab, Shenzhen 518060, Peoples R China Harbin Engn Univ, Minist Educ, Key Lab In Fiber Integrated Opt, Harbin 150001, Heilongjiang, Peoples R ChinaGe, Yan-Qi论文数: 0 引用数: 0 h-index: 0机构: Shenzhen Univ, Coll Optoelect Engn, Minist Educ & Guangdong Prov, Shenzhen Engn Lab Phosphorene & Optoelect,Key Lab, Shenzhen 518060, Peoples R China Harbin Engn Univ, Minist Educ, Key Lab In Fiber Integrated Opt, Harbin 150001, Heilongjiang, Peoples R ChinaZhang, Han论文数: 0 引用数: 0 h-index: 0机构: Shenzhen Univ, Coll Optoelect Engn, Minist Educ & Guangdong Prov, Shenzhen Engn Lab Phosphorene & Optoelect,Key Lab, Shenzhen 518060, Peoples R China Harbin Engn Univ, Minist Educ, Key Lab In Fiber Integrated Opt, Harbin 150001, Heilongjiang, Peoples R China
- [3] Sub-100 fs Tm:MgWO4 laser at 2017 nm mode locked by a graphene saturable absorberOPTICS LETTERS, 2017, 42 (16) : 3076 - 3079Wang, Yicheng论文数: 0 引用数: 0 h-index: 0机构: Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2A, D-12489 Berlin, Germany Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2A, D-12489 Berlin, GermanyChen, Weidong论文数: 0 引用数: 0 h-index: 0机构: Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2A, D-12489 Berlin, Germany Chinese Acad Sci, Fujian Inst Res Struct Matter, Key Lab Optoelect Mat Chem & Phys, Fuzhou 350002, Fujian, Peoples R China Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2A, D-12489 Berlin, GermanyMero, Mark论文数: 0 引用数: 0 h-index: 0机构: Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2A, D-12489 Berlin, Germany Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2A, D-12489 Berlin, GermanyZhang, Lizhen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 Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2A, D-12489 Berlin, GermanyLin, Haifeng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 Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2A, D-12489 Berlin, GermanyLin, 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 Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2A, D-12489 Berlin, GermanyZhang, Ge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 Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2A, D-12489 Berlin, GermanyRotermund, Fabian论文数: 0 引用数: 0 h-index: 0机构: Korea Adv Inst Sci & Technol, Dept Phys, Daehak Ro 291, Daejeon 34141, South Korea Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2A, D-12489 Berlin, GermanyCho, Young Jun论文数: 0 引用数: 0 h-index: 0机构: Ajou Univ, Dept Energy Syst Res, Worldcup Ro 206, Suwon 443749, South Korea Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2A, D-12489 Berlin, GermanyLoiko, Pavel论文数: 0 引用数: 0 h-index: 0机构: ITMO Univ, 49 Kronverkskiy Pr, St Petersburg 197101, Russia Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2A, D-12489 Berlin, GermanyMateos, Xavier论文数: 0 引用数: 0 h-index: 0机构: Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2A, D-12489 Berlin, Germany Univ Rovira & Virgili, Fis & Cistallog Mat & Nanomat FiCMA FiCNA, Campus Sescelades,C Marcel Li Domingo S-N, E-43007 Tarragona, Spain Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2A, D-12489 Berlin, GermanyGriebner, Uwe论文数: 0 引用数: 0 h-index: 0机构: Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2A, D-12489 Berlin, Germany Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2A, D-12489 Berlin, GermanyPetrov, Valentin论文数: 0 引用数: 0 h-index: 0机构: Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2A, D-12489 Berlin, Germany Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2A, D-12489 Berlin, Germany
- [4] Sub-100-fs 1.87 GHz mode-locked fiber laser using stretched-soliton effectsOPTICA, 2016, 3 (12): : 1366 - 1372He, W.论文数: 0 引用数: 0 h-index: 0机构: Max Planck Inst Sci Light, Staudtstr 2, D-91058 Erlangen, Germany Max Planck Inst Sci Light, Staudtstr 2, D-91058 Erlangen, GermanyPang, M.论文数: 0 引用数: 0 h-index: 0机构: Max Planck Inst Sci Light, Staudtstr 2, D-91058 Erlangen, Germany Max Planck Inst Sci Light, Staudtstr 2, D-91058 Erlangen, GermanyMenyuk, C. R.论文数: 0 引用数: 0 h-index: 0机构: Max Planck Inst Sci Light, Staudtstr 2, D-91058 Erlangen, Germany Univ Maryland Baltimore Cty, Dept Comp Sci & Elect Engn, Baltimore, MD 21250 USA Max Planck Inst Sci Light, Staudtstr 2, D-91058 Erlangen, GermanyRussell, P. St J.论文数: 0 引用数: 0 h-index: 0机构: Max Planck Inst Sci Light, Staudtstr 2, D-91058 Erlangen, Germany Max Planck Inst Sci Light, Staudtstr 2, D-91058 Erlangen, Germany
- [5] Optimization of passively Q-switched and mode-locked laser with Cr4+:YAG saturable absorberOPTICS COMMUNICATIONS, 2011, 284 (06) : 1648 - 1651Zhao, Jia论文数: 0 引用数: 0 h-index: 0机构: Shandong Univ, Sch Informat Sci & Engn, Jinan 250100, Peoples R China Shandong Univ, Sch Informat Sci & Engn, Jinan 250100, Peoples R ChinaZhao, Shengzhi论文数: 0 引用数: 0 h-index: 0机构: Shandong Univ, Sch Informat Sci & Engn, Jinan 250100, Peoples R China Shandong Univ, Sch Informat Sci & Engn, Jinan 250100, Peoples R ChinaLi, Kang论文数: 0 引用数: 0 h-index: 0机构: Shandong Univ, Sch Informat Sci & Engn, Jinan 250100, Peoples R China Shandong Univ, Sch Informat Sci & Engn, Jinan 250100, Peoples R ChinaKong, Fanmin论文数: 0 引用数: 0 h-index: 0机构: Shandong Univ, Sch Informat Sci & Engn, Jinan 250100, Peoples R China Shandong Univ, Sch Informat Sci & Engn, Jinan 250100, Peoples R ChinaZhang, Gang论文数: 0 引用数: 0 h-index: 0机构: Shandong Univ, Sch Informat Sci & Engn, Jinan 250100, Peoples R China Shandong Univ, Sch Informat Sci & Engn, Jinan 250100, Peoples R China
- [6] Sub-100 fs mode-locked Tm:CLTGG laserOPTICS EXPRESS, 2021, 29 (20) : 31137 - 31144Wang, Li论文数: 0 引用数: 0 h-index: 0机构: Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2a, D-12489 Berlin, Germany Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2a, D-12489 Berlin, GermanyChen, Weidong论文数: 0 引用数: 0 h-index: 0机构: Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2a, D-12489 Berlin, Germany Chinese Acad Sci, Fujian Inst Res Struct Matter, Fuzhou 350002, Fujian, Peoples R China Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2a, D-12489 Berlin, GermanyPan, Zhongben论文数: 0 引用数: 0 h-index: 0机构: China Acad Engn Phys, Inst Chem Mat, Mianyang 621900, Sichuan, Peoples R China Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2a, D-12489 Berlin, GermanyLoiko, Pavel论文数: 0 引用数: 0 h-index: 0机构: Univ Caen, Ctr Rech Ions Mat & Photon CIMAP, UMR 6252, CEA,CNRS,ENSICAEN, 6 Blvd Marechal Juin, F-14050 Caen 4, France Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2a, D-12489 Berlin, GermanyBae, Ji Eun论文数: 0 引用数: 0 h-index: 0机构: Korea Adv Inst Sci & Technol KAIST, Dept Phys, Daejeon 34141, South Korea Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2a, D-12489 Berlin, GermanyRotermund, Fabian论文数: 0 引用数: 0 h-index: 0机构: Korea Adv Inst Sci & Technol KAIST, Dept Phys, Daejeon 34141, South Korea Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2a, D-12489 Berlin, GermanyMateos, Xavier论文数: 0 引用数: 0 h-index: 0机构: Univ Rovira & Virgili, Fis & Cristal Lografia Mat & Nanomat FiCMA FiCNA, Tarragona 43007, Spain Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2a, D-12489 Berlin, GermanyGriebner, Uwe论文数: 0 引用数: 0 h-index: 0机构: Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2a, D-12489 Berlin, Germany Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2a, D-12489 Berlin, GermanyPetrov, Valentin论文数: 0 引用数: 0 h-index: 0机构: Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2a, D-12489 Berlin, Germany Max Born Inst Nonlinear Opt & Short Pulse Spect, Max Born Str 2a, D-12489 Berlin, Germany
- [7] The role of the saturable absorber in a mode-locked fiber laserFIBER LASERS IX: TECHNOLOGY, SYSTEMS, AND APPLICATIONS, 2012, 8237Churin, Dmitriy论文数: 0 引用数: 0 h-index: 0机构: Univ Arizona, Coll Opt Sci, Tucson, AZ 85721 USA Univ Arizona, Coll Opt Sci, Tucson, AZ 85721 USAKieu, Khanh论文数: 0 引用数: 0 h-index: 0机构: Univ Arizona, Coll Opt Sci, Tucson, AZ 85721 USA Univ Arizona, Coll Opt Sci, Tucson, AZ 85721 USAPeyghambarian, Nasser论文数: 0 引用数: 0 h-index: 0机构: Univ Arizona, Coll Opt Sci, Tucson, AZ 85721 USA Univ Arizona, Coll Opt Sci, Tucson, AZ 85721 USA
- [8] Dual-wavelength fiber mode-locked laser based on graphene saturable absorberFIBER LASERS XI: TECHNOLOGY, SYSTEMS, AND APPLICATIONS, 2014, 8961Sotor, Jaroslaw论文数: 0 引用数: 0 h-index: 0机构: Wroclaw Univ Technol, Laser & Fiber Elect Grp, Wybrzeze Wyspianskiego 27, PL-50370 Wroclaw, Poland Wroclaw Univ Technol, Laser & Fiber Elect Grp, Wybrzeze Wyspianskiego 27, PL-50370 Wroclaw, PolandSobon, Grzegorz论文数: 0 引用数: 0 h-index: 0机构: Wroclaw Univ Technol, Laser & Fiber Elect Grp, Wybrzeze Wyspianskiego 27, PL-50370 Wroclaw, Poland Wroclaw Univ Technol, Laser & Fiber Elect Grp, Wybrzeze Wyspianskiego 27, PL-50370 Wroclaw, PolandPasternak, Iwona论文数: 0 引用数: 0 h-index: 0机构: Inst Elect Mat Technol, PL-01919 Warsaw, Poland Wroclaw Univ Technol, Laser & Fiber Elect Grp, Wybrzeze Wyspianskiego 27, PL-50370 Wroclaw, PolandKrzempek, Karol论文数: 0 引用数: 0 h-index: 0机构: Wroclaw Univ Technol, Laser & Fiber Elect Grp, Wybrzeze Wyspianskiego 27, PL-50370 Wroclaw, Poland Wroclaw Univ Technol, Laser & Fiber Elect Grp, Wybrzeze Wyspianskiego 27, PL-50370 Wroclaw, PolandDudzik, Grzegorz论文数: 0 引用数: 0 h-index: 0机构: Wroclaw Univ Technol, Laser & Fiber Elect Grp, Wybrzeze Wyspianskiego 27, PL-50370 Wroclaw, Poland Wroclaw Univ Technol, Laser & Fiber Elect Grp, Wybrzeze Wyspianskiego 27, PL-50370 Wroclaw, PolandKrajewska, Aleksandra论文数: 0 引用数: 0 h-index: 0机构: Inst Elect Mat Technol, PL-01919 Warsaw, Poland Mil Univ Technol, Inst Optoelectron, PL-00908 Warsaw, Poland Wroclaw Univ Technol, Laser & Fiber Elect Grp, Wybrzeze Wyspianskiego 27, PL-50370 Wroclaw, PolandStrupinski, Wlodek论文数: 0 引用数: 0 h-index: 0机构: Inst Elect Mat Technol, PL-01919 Warsaw, Poland Wroclaw Univ Technol, Laser & Fiber Elect Grp, Wybrzeze Wyspianskiego 27, PL-50370 Wroclaw, PolandAbramski, Krzysztof M.论文数: 0 引用数: 0 h-index: 0机构: Wroclaw Univ Technol, Laser & Fiber Elect Grp, Wybrzeze Wyspianskiego 27, PL-50370 Wroclaw, Poland Wroclaw Univ Technol, Laser & Fiber Elect Grp, Wybrzeze Wyspianskiego 27, PL-50370 Wroclaw, Poland
- [9] Investigations of mode-locked fiber laser based on CVD fabricated graphene saturable absorberOPTOELECTRONIC DEVICES AND INTEGRATION V, 2014, 9270Lin, Jian论文数: 0 引用数: 0 h-index: 0机构: Univ Sci & Technol China, Dept Opt & Opt Engn, Anhui Key Lab Optoelect Sci & technol, Hefei 230026, Peoples R China Univ Sci & Technol China, Dept Opt & Opt Engn, Anhui Key Lab Optoelect Sci & technol, Hefei 230026, Peoples R ChinaXu, Lixin论文数: 0 引用数: 0 h-index: 0机构: Univ Sci & Technol China, Dept Opt & Opt Engn, Anhui Key Lab Optoelect Sci & technol, Hefei 230026, Peoples R China Univ Sci & Technol China, Dept Opt & Opt Engn, Anhui Key Lab Optoelect Sci & technol, Hefei 230026, Peoples R ChinaChen, Guoliang论文数: 0 引用数: 0 h-index: 0机构: Univ Sci & Technol China, Dept Opt & Opt Engn, Anhui Key Lab Optoelect Sci & technol, Hefei 230026, Peoples R China Univ Sci & Technol China, Dept Opt & Opt Engn, Anhui Key Lab Optoelect Sci & technol, Hefei 230026, Peoples R ChinaMei, Li论文数: 0 引用数: 0 h-index: 0机构: Univ Sci & Technol China, Dept Opt & Opt Engn, Anhui Key Lab Optoelect Sci & technol, Hefei 230026, Peoples R China Univ Sci & Technol China, Dept Opt & Opt Engn, Anhui Key Lab Optoelect Sci & technol, Hefei 230026, Peoples R ChinaHu, Yangyang论文数: 0 引用数: 0 h-index: 0机构: Univ Sci & Technol China, Dept Opt & Opt Engn, Anhui Key Lab Optoelect Sci & technol, Hefei 230026, Peoples R China Univ Sci & Technol China, Dept Opt & Opt Engn, Anhui Key Lab Optoelect Sci & technol, Hefei 230026, Peoples R ChinaMing, Hai论文数: 0 引用数: 0 h-index: 0机构: Univ Sci & Technol China, Dept Opt & Opt Engn, Anhui Key Lab Optoelect Sci & technol, Hefei 230026, Peoples R China Univ Sci & Technol China, Dept Opt & Opt Engn, Anhui Key Lab Optoelect Sci & technol, Hefei 230026, Peoples R China
- [10] Stable mode-locked fiber laser based on CVD fabricated graphene saturable absorberOPTICS EXPRESS, 2012, 20 (03): : 2460 - 2465Huang, Pi Ling论文数: 0 引用数: 0 h-index: 0机构: Natl Sun Yat Sen Univ, Dept Photon, Kaohsiung 80424, Taiwan Natl Sun Yat Sen Univ, Dept Photon, Kaohsiung 80424, TaiwanLin, Shau-Ching论文数: 0 引用数: 0 h-index: 0机构: Natl Sun Yat Sen Univ, Dept Photon, Kaohsiung 80424, Taiwan Natl Sun Yat Sen Univ, Dept Photon, Kaohsiung 80424, TaiwanYeh, Chao-Yung论文数: 0 引用数: 0 h-index: 0机构: Met Ind Res & Dev Ctr, Kaohsiung, Taiwan Natl Sun Yat Sen Univ, Dept Photon, Kaohsiung 80424, TaiwanKuo, Hsin-Hui论文数: 0 引用数: 0 h-index: 0机构: Natl Univ Kaohsiung, Dept Elect Engn, Kaohsiung, Taiwan Natl Sun Yat Sen Univ, Dept Photon, Kaohsiung 80424, TaiwanHuang, Shr-Hau论文数: 0 引用数: 0 h-index: 0机构: Natl Sun Yat Sen Univ, Dept Photon, Kaohsiung 80424, Taiwan Natl Sun Yat Sen Univ, Dept Photon, Kaohsiung 80424, TaiwanLin, Gong-Ru论文数: 0 引用数: 0 h-index: 0机构: Natl Taiwan Univ, Grad Inst Photon & Optoelect, Taipei 10764, Taiwan Natl Sun Yat Sen Univ, Dept Photon, Kaohsiung 80424, TaiwanLi, Lain-Jong论文数: 0 引用数: 0 h-index: 0机构: Acad Sinica, Res Ctr Appl Sci, Taipei 11529, Taiwan Natl Sun Yat Sen Univ, Dept Photon, Kaohsiung 80424, TaiwanSu, Ching-Yuan论文数: 0 引用数: 0 h-index: 0机构: Acad Sinica, Res Ctr Appl Sci, Taipei 11529, Taiwan Natl Sun Yat Sen Univ, Dept Photon, Kaohsiung 80424, TaiwanCheng, Wood-Hi论文数: 0 引用数: 0 h-index: 0机构: Natl Sun Yat Sen Univ, Dept Photon, Kaohsiung 80424, Taiwan Natl Sun Yat Sen Univ, Dept Photon, Kaohsiung 80424, Taiwan