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2篇 您的检索式:作者名="Hugh Geaney"
    题名 作者 年代 出处 被引量
1Metal-assisted chemical etching of silicon and the behavior of nanoscale silicon materials as Li-ion battery anodes显示文摘这评论在硅的帮助金属的化学蚀刻构画出开发和最近的进步,总结许多基本、创新的过程并且蚀刻形成大量 nanoscale 硅结构的方法。,为 Li 离子电池的阳极也是的硅的使用考察了因素象电影厚度那样,做, alloying,和他们对可逆 lithiation 进程的反应关于电池房间性能被总结并且讨论。在在 Li 离子电池改进基于硅的阳极的表演的最近的进展也被讨论。当 Li 离子电池阳极被构画出,许多 nanostructured 硅结构的使用由许多不同方法形成了,特别地集中于集体装载,核心壳结构,传导性的添加剂,和另外的参数的影响。电气化学的反应和硅阳极的房间性能上的孔,掺杂物类型,和做的水平的影响基于最近的调查结果被详细说明。硅和相关材料的未来上的观点,和他们为经由几电气化学的机制的精力存储的组合、结构的修正,也被提供。William McSweeney 2015Nano Research2015,8,5:5
2A thin Si nanowire network anode for high volumetric capacity and long-life lithium-ion batteries显示文摘Silicon nanowires(Si NWs)have been widely researched as the best alternative to graphite anodes for the next-generation of high-performance lithium-ion batteries(LIBs)owing to their high capacity and low discharge potential.However,growing binder-free Si NW anodes with adequate mass loading and stable capacity is severely limited by the low surface area of planar current collectors(CCs),and is particularly challenging to achieve on standard pure-Cu substrates due to the ubiquitous formation of Li+inactive silicide phases.Here,the growth of densely-interwoven In-seeded Si NWs is facilitated by a thin-film of copper-silicide(CS)network in situ grown on a Cu-foil,allowing for a thin active NW layer(<10μm thick)and high areal loading(≈1.04 mg/cm^(2))binder-free electrode architecture.The electrode exhibits an average Coulombic efficiency(CE)of>99.6%and stable performance for>900 cycles with≈88.7%capacity retention.More significantly,it delivers a volumetric capacity of≈1086.1 m A h/cm^(3)at 5C.The full-cell versus lithium manganese oxide(LMO)cathode delivers a capacity of≈1177.1 m A h/g at 1C with a stable rate capability.This electrode architecture represents significant advances toward the development of binder-free Si NW electrodes for LIB application.Ibrahim Saana Amiinu Sumair Imtiaz Hugh Geaney Tadhg Kennedy Nilotpal Kapuria Shalini Singh Kevin M Ryan 2023Journal of Energy Chemistry2023,,6:0
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