近日,来自中科院物理所的胡勇胜研究员、美国陆军研究实验室的许康教授、马里兰大学帕克分校的王春生教授(共同通讯作者)在著名期刊Advanced Energy Materials上发表题为” ‘Water-in-Salt’ Electrolyte Makes Aqueous Sodium-Ion Battery Safe, Green, and Long-Lasting”的文章。该文章以索鎏敏为第一作者报道了一种宽电...
该文章以索鎏敏为第一作者报道了一种宽电化学窗口钠基“Water-in-Salt”电解质,其具有同锂基“Water-in-Salt”电解质中(索鎏敏et. al. Science, 2015)相同的动力学保护效应。此外,第一次提出了基于NaCF3SO3(NaOTF)的钠基“Water-in-Salt”电解质,可以在NaTi2(PO4)3负极表面上形成Na+导电固体电解质中间...
在Water-in-salt中Li与H2O的质量比只有1∶2.6,该电解液的电化学窗口提高到3.0V。随后2016年Water-in-bisalt(WIBS)电解质被报道,该电解质为21 mLiTFSI与7 mLiOTF(三氟甲磺酸锂)水溶液,由WIS的单盐体系拓展为WIBS的双盐体系,其Li与H2O的质量比由1∶2.6变为1∶2。WIBS稳定的电化学窗口进一步拓宽大于3.1 V。
a分析原因,可能是食盐是一种强电解质,在水中可全部解离为Cl与淀粉中的羟基发生作用,导致电荷下降,斥力减小,淀粉难以糊化,糊化黏度降低 The analysis reason, possibly is the table salt is one kind of strong electrolyte, in the water may the completely dissociation be in Cl and the starch hydroxyl react...
aThe C-dots were recovered by evaporating the acetonitrile, dissolving the remaining solid containing the C-dots in water, and dialyzing to remove any remaining electrolyte salt. C小点通过蒸发乙腈恢复,溶化剩余的固体包含C小点在水中和渗析取消任何剩余的电解质盐。[translate]...