P. R. Zhang, Yuran Yu, Kaizhen Li, Ruiliu Yang, Ruohan Hou, Yukun Li, Yixin Wei, Meng Cai, Guosheng Shao, P. R. Zhang
Li-S Batteries Higher-valency anion doping of P to partial S vacancies in ferrous sulfide induces synergistic cooperation between dopants and remaining vacancies, thus delivering markedly stabilized defect structure, outstanding pinning of lithium polysulfides, and effectively accelerated sulfide conversion kinetics. Ultimately, such synergistic triple-functionalities lead to significantly enhanced rate performance and markedly increased cycling stability and capacity retention rate. More in the Research Article (e2501940), Guosheng Shao, Peng Zhang, and co-workers.