Chem. Commun., 2026, Accepted Manuscript DOI: 10.1039/D6CC02221A, Review Article Hongjun Li, Qian Xiao, Di Li, Jian Qi, Jiawei Wan, Dan Wang Ammonia, a vital chemical precursor primarily used in nitrogen fertilizer production, is also a promising hydrogen carrier. However, conventional ammonia synthesis methods, notably the Haber-Bosch process, are energy-intensive and environmentally...