Author Affiliations

Ranjan Singh,^1,2 Zhen Tian,^1,3 Jianqiang Gu,^1,3 Wei Cao,¹ Jiaguang Han,³ Judy Wu,⁴ Qirong Xing,³ Mingxia He,³ Jingwen W. Zhang,⁵ and Weili Zhang^1,3,a)

¹School of Electrical and Computer Engineering, Oklahoma State University, Stillwater, Oklahoma 74078, USA

²MPA-CINT, Los Alamos National Laboratory, Los Alamos, NM 87545

³Center for Terahertz waves and College of Precision Instrument and Optoelectronics Engineering, Tianjin University, P. R. China

⁴Department of Physics and Astronomy, University of Kansas, Lawrence, Kansas 66045, USA

⁵Department of Physics, Harbin Institute of Technology, Harbin 150001, People’s Republic of China

^a) weili.zhang@okstate.edu