Metal-free two-dimensional phosphorene-based electrocatalyst with covalent P–N heterointerfacial reconstruction for electrolyte-lean lithium–sulfur batteries

Jiangqi Zhou, Chengyong Shu, Jiawu Cui, Chengxin Peng, Yong Liu, Weibo Hua, Laura Simonelli, Yuping Wu, Shi Xue Dou, Wei Tang