Realizing an Energy-Dense Potassium Metal Battery at −40 °C via an Integrated Anode-Free and Dual-Ion Strategy - Jiangchun Chen; Hao Lan; Sicong Wang; Xinyu Liu; Qiaonan Zhu; Xudong Zhang; Mengyao Tang; Shuai Dong; Jie Yang; Mirtemir Kurbanov; Lin Guo; Hua Wang (Journal of the American Chemical Society, 2025)