Chen Jun, Yang Mao-Sheng, Li Ya-Di, Cheng Deng-Ke, Guo Geng-Liang, Jiang Lin, Zhang Hai-Ting, Song Xiao-Xian, Ye Yun-Xia, Ren Yun-Peng, Ren Xu-Dong, Zhang Ya-Ting, Yao Jian-Quan. Tunable terahertz wave broadband absorber based on metamaterialJ. Acta Physica Sinica, 2019, 68(24): 247802. DOI: 10.7498/aps.68.20191216