A cross-linked nanoflower network and Se-doping enabling sulfur-rich SPAN towards lithium–sulfur batteries beyond 600 W h kg <sup>−1</sup>
Qiang Wu, Yuanke Wu, Hui Yan, Wei Zhong, Mingsheng Qin, Haolin Zhu, Shijie Cheng, Jia Xie
Abstract
The synergistic effect of Se-doping and a cross-linked nanoflower network enables the construction of sulfurized polyacrylonitrile with high sulfur content, thereby realizing Li–S batteries with long lifespan and ultrahigh-energy density.
Topics & Concepts
NanoflowerSulfurLithium (medication)DopingMaterials scienceSpan (engineering)NanotechnologyOptoelectronicsEngineeringNanostructureBiologyMetallurgyEndocrinologyCivil engineeringAdvanced Battery Materials and Technologies