Polymer-derived C-Sn/SnO2@rGO heterostructures with dual assistance of gallic acid for high-performance lithium-ion batteries - Guanwen Wang; Baoyi Mu; Ke Cao; Chunlei Chi; Chuanqing Wang; Chao Huangfu; Fan Feng; Bin Qi; Qiushi Miao; Xinhou Yang; Zheng Liu; Tong Wei; et al. (Chemical Engineering Journal, 2025)