Revealing the role of lattice distortions in the hydrogen-induced metal-insulator transition of SmNiO3 oleh Jikun Chen, Wei Mao, Binghui Ge, Jiaou Wang, Xinyou Ke, Vei Wang, Yiping Wang, Max Döbeli, Wentong Geng, Hiroyuki Matsuzaki, Jian Shi, Yong Jiang