On the Origin of Capacity Increase in Rechargeable Magnesium Batteries with Manganese Oxide Cathodes and Copper Metal Current Collectors. - Li, Zhao; Li, Yi; Zhan, Yang; Lin, Xiaodong; Yao, Yingying; Zhao, Tianshuo; Sun, Fengzhan; Xu, Hao; Ma, Zhewen; Zhang, Wei; Xue, Yanling; Li, Xiaolong; et al. (Angewandte Chemie International Edition, 2025)