Optical switching of a moiré Chern ferromagnet - Xiangbin Cai; Haiyang Pan; Yuzhu Wang; Abdullah Rasmita; Shunshun Yang; Yan Zhao; Wei Wang; Ruihuan Duan; Ruihua He; Kenji Watanabe; Takashi Taniguchi; Zheng Liu; et al. (Nature, 2026)