Nature CommunicationsThermal responsive Rh1-Pd single-atom catalyst for controlling activity in direct formic acid fuel cellsKeying SuShan YangYujia LiangDongmei SunMingxing GongYawen TangXiaoyu Qiu2025-12-13Full textDOI https://doi.org/10.1038/s41467-025-66532-y