Xue Li, Yufan Zhang, Jie Yang, Jikun Li, Xiaohui Wang, Tiantian Chen, Guangming Zhan, Chuncheng Chen, Mingce Long, Lizhi Zhang. "Spin-state engineering of cobalt(IV)-oxo enables direct oxygen atom transfer for high-efficiency olefin epoxidation." Proceedings of the National Academy of Sciences, 2026. doi:10.1073/pnas.2537686123