Qili Xu, Xiaoxue Yao, Hoi Ying Chung, Xiongyi Liang, Zhi Zhang, Zhenwen Zhang, Wai Kin Lo, Yijun Zeng, Xiao Cheng Zeng, Yun Hau Ng, Steven Wang. "Electricity-free hydrogen production from the air." Nature Communications, 2026. doi:10.1038/s41467-025-67511-z