0731-88876089
李栋、杜瑜敏
csuzyxh@sohu.com
410083
O3型正极材料(NaTMO2)因其理论容量高且易于合成而备受关注。然而,NaTMO2在湿空气环境中不稳定,严重限制了其实际应用。本文对典型NaTMO2材料-NaNi1/3Fe1/3Mn1/3O2与水溶液的反应机制进行了定量研究。NaNi1/3Fe1/3Mn1/3O2与H2O初始反应过程涉及Na⁺被H⁺和H3O⁺同时置换,以及H2O插入Na⁺层。随后材料中的Na⁺和H⁺离子被H3O⁺置换,少量H2O持续插入Na⁺层直至置换反应达到平衡。水分子插入导致的Na+层间距增大,促进了H+与Na...
查看详情 >近日,研究院钠电研究团队在国际期刊 Chemical Engineering Journal 发表论文,系统揭示了硬炭材料在空气储存过程中初始库仑效率与可逆容量快速衰减的关键原因,阐明空气中水分与氧气对硬炭界面化学和结构演化的协同影响。引用格式Chen R, Du H, Zhang L, Guo X, Tian Q, Tong H. Revealing the failure mechanism of the interaction between water and oxygen in air at the interface of hard carbon materials. Chemical En...
查看详情 >引用格式Xuan Cui, Zhipeng Xu, Jinxi Qiao, Dong Li, Xueyi Guo, Qinghua Tian,Recovery of selenium from hazardous secondary resources: Technological breakthroughs and sustainable prospects[J]. Sustainable Materials and Technologies,2026, 47, e01835.论文作者与单位Xuan Cui a, Zhipeng Xu a,b,c, Jinxi Qiao a, Dong Li a,b,c, Xueyi Guo a,b,c, Qinghua Tian a,b,c,*a School of Metallurgy and Environment, C...
查看详情 >近日,研究院高纯金属研究团队在国际知名期刊《Separation and Purification Technology》发表题为《Experimental study of deep impurity removal in the preparation of high purity tellurium by horizontal vacuum distillation》(水平真空蒸馏制备高纯碲过程中深度除杂的实验研究)的论文,系统介绍了团队在水平真空蒸馏制备高纯碲领域的最新研究成果。论文封面引用格式Xu Z, Qiao S, Qiao J, et al. Experimental study ...
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