Nature CommunicationsA medium-entropy oxygen electrode enables high-performance and contaminant-tolerant reversible solid oxide cellsFeng ZhuKang XuYuhe LiaoLiyan ChenYangsen XuFeng HuFan HeXirui ZhangYu Chen2026-02-11Full textDOI https://doi.org/10.1038/s41467-026-69338-8