Revealing the structural influence mechanism of intrinsic potassium/calcium elements on bio-waste-derived hard carbon for sodium-ion batteries

作者：Yinghao Zhang, Chun Wu, Qinghang Chen, Chuang‐Chuang Li, Wenjie Huang, Qianxiong Wen, Xiangxi He, Xingqiao Wu, Shulei Chou · 发表于：Chemical Communications · 年份：2024 · DOI：10.1039/d4cc03546a · 被引用次数：11 · 研究领域：Advancements in Battery Materials、Bauxite Residue and Utilization、Aluminum Alloys Composites Properties

Waste gourd shells enriched with ash-forming elements are selected as raw materials in this paper, discovering that the K and Ca compounds in the precursor not only exhibit the ability of self-forming pores, but also demonstrate catalytic graphitization of the hard carbon during the pyrolysis procedure.