Author Affiliations

Z. G. Nie,^1,2,* W. Y. Jang,³ K. S. Lim,³ M. K. Lee,⁴ H. Y. Lee,⁴ and T. Kobayashi^1,2,4,5,6,#

¹Advanced Ultrafast Laser Research Center, and Department of Engineering Science, Faculty of Informatics and Engineering, University of Electro-Communications, 1-5-1 Chofugaoka, Chofu, Tokyo 182-8585, Japan

²International Cooperative Research Project, Japan Science and Technology Agency, 4-1-8 Honcho, Kawaguchi, Saitama 332-0012, Japan

³BK21 Physics Program and Department of Physics, Chungbuk National University, Cheongju 361-763, Republic of Korea

⁴Department of Materials Science and Engineering, Yonsei University, Seoul 120-749, Republic of Korea

⁵Department of Electrophysics, National Chiao-Tung University, Hsinchu 30010, Taiwan

⁶Institute of Laser Engineering, Osaka University, 2-6 Yamada-oka, Suita, Osaka 565-0971, Japan

^*Corresponding author: niezg@ils.uec.ac.jp

^# kobayashi@ils.uec.ac.jp