[1] Beijing Inst Technol, Sch Phys, Beijing 100081, Peoples R China
[2] Beijing Inst Technol, Sch Phys, Beijing Key Lab Nanophoton & Ultrafine Optoelect, Beijing 100081, Peoples R China
[3] Beijing Inst Technol, Micronano Ctr, Beijing 100081, Peoples R China
[4] Natl Taiwan Univ, Dept Phys, Taipei 10617, Taiwan
[5] Natl Taiwan Univ, Inst Appl Phys, Taipei 10617, Taiwan
[6] Natl Univ Singapore, Dept Elect & Comp Engn, Singapore, Singapore
[7] Yuan Ze Univ, Dept Chem Engn & Mat Sci, Taoyuan 320, Taiwan
[8] Univ Chinese Acad Sci, Beijing Natl Lab Condensed Matter Phys, Chinese Acad Sci, Inst Phys, Beijing 100190, Peoples R China
[9] Chinese Acad Sci, Ningbo Inst Mat Technol & Engn, Ningbo 315201, Zhejiang, Peoples R China
[10] Chinese Acad Sci, Inst Plasma Phys, Hefei 230031, Anhui, Peoples R China
[11] Korea Basic Sci Inst, Western Seoul Ctr, Seoul 03579, South Korea
[12] Korea Basic Sci Inst, Chuncheon Ctr, Chunchon 24341, South Korea
[13] Korea Res Inst Stand & Sci, Div Ind Metrol, Daejeon 305340, South Korea