Off-centering effect and crystal symmetry modification lead to high thermoelectric performance in diamondoid Cu2SnSe3Pengpeng Chen, Shulin Bai, Yi Wen, Yichen Li, Zihao Zhao, Dezheng Gao, Houdong Huang, Yixuan Hu, Tian Gao, Lei Wang, Shaoping Zhan, Xiang Gao, Xianli Su, Hongyao Xie and Li-Dong ZhaoNatl Sci Open, 4 3 (2025) 20250004DOI: https://doi.org/10.1360/nso/20250004