Entong Zhao, Zhiyuan Wang, Chengdong He, Ting Fung Jeffrey Poon, Ka Kwan Pak, Yu-Jun Liu, Peng Ren, Xiong-Jun Liu, Gyu-Boong Jo. "Two-dimensional non-Hermitian skin effect in an ultracold Fermi gas." Nature, 2025. doi:10.1038/s41586-024-08347-3