Physical Review Letters, 124-21, 2020 doi:10.1103/PhysRevLett.124.217202
Lin Weinan, Yang Baishun, Chen Andy Paul, Wu Xiaohan, Guo Rui, Chen Shaohai, Liu Liang, Xie Qidong, Shu Xinyu, Hui Yajuan, Chow Gan Moog, Feng Yuanping, Carlotti Giovanni, Tacchi Silvia, Yang Hongxin, Chen Jingsheng