Challenges and prospects in artificial nitrogen cycle for energy decarbonization Huihuang Fang, Yanliang Zhou, Xiaobo Peng, Yu Luo, Xiuyun Wang, Shijing Liang and Lilong Jiang Natl Sci Open, 2 2 (2023) 20220040 Published online: 13 February 2023 DOI: 10.1360/nso/20220040