Quantum Physics2026-04-192 minarXiv:2604.17518expressA Quantum Battery from Hot VaporSteam rising from hot metal is a familiar sight in the kitchen. But if you use rubidium instead of water, that cloud becomes a battery. It doesn't run on chemical reactions but on the quantum coordination of atoms.Jinyi Li·Juncheng Zheng·Xue Yang·Kainan Hu·Kanzheng Zhou·Junkai Zhuang·Hengyan Wang·Zhihao Ma·Mingxing Luo·Wenqiang ZhengWolfgang PauliAlain AspectAlan GuthCooper pairquantum computerentropy👍👎☆SimplePopularAdvanced