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3篇 您的检索式:作者名="Patrick Rozier"
    题名 作者 年代 出处 被引量
1Ultrafast Synthesis of Calcium Vanadate for Superior Aqueous Calcium-Ion Battery显示文摘Recently,multivalent aqueous calcium-ion batteries(CIBs)have attracted considerable attention as a possible alternative to Li-ion batteries.However,traditional Ca-ion storage materials show either limited rate capabilities and poor cycle life or insufficient specific capacity.Here,we tackle these limitations by exploring materials having a large interlayer distance to achieve decent specific capacities and one-dimensional architecture with adequate Ca-ion passages that enable rapid reversible(de)intercalation processes.In this work,we report the high-yield,rapid,and low-cost synthesis of 1D metal oxides MV_(3)O_(8)(M=Li,K),CaV_(2)O_(6),and CaV_(6)O_(16)·7H_(2)O(CVO)via a molten salt method.Firstly,using 1D CVO as electrode materials,we show high capacity 205 mA h g^(-1),long cycle life(>97%capacity retention after 200 cycles at 3.0 C),and high-rate performance(117 mA h g^(-1) at 12 C)for Ca-ion(de)intercalation.This work represents a step forward for the development of the molten salt method to synthesize nanomaterials and to help pave the way for the future growth of Ca-ion batteries.Liyuan Liu Yih-Chyng Wu Patrick Rozier Pierre-Louis Taberna Patrice Simon 2019Research2019,,1:1
2Cation Intercalation and High Volumetric Capacitance of Two-Dimensional Titanium Carbide显示文摘Maria R. Lukatskaya Olha Mashtalir Chang E. Ren Yohan Dall’Agnese Patrick Rozier Pierre Louis Taberna Michael Naguib Patrice Simon Michel W. Barsoum Yury Gogotsi 2013Science . 2013 (6153)2013,,6153:1
3Sr阳离子和O阴离子空位缺陷调控工程提升钙钛矿Sr_(x)VO_(3-δ)储锂性能显示文摘钙钛矿结构氧化物的空位缺陷调控工程在催化和太阳能电池等领域被广泛研究应用,本文进一步拓展了钙钛矿材料空位缺陷工程在储能领域的应用.使用钙钛矿Sr_(x)VO_(3-δ)材料为研究材料,通过调控溶胶燃烧过程中Sr/V化学计量比和还原温度,精确控制样品中的Sr阳离子和O阴离子的空位浓度,并且保持了Sr_(x)VO_(3-δ)材料的钙钛矿结构.电化学研究结果表明,通过提高Sr阳离子和O阴离子空位缺陷浓度,Sr_(x)VO_(3-δ)电极比容量和倍率性能显著提升.其中,Sr空位缺陷的引入为锂离子提供了额外储锂位点和扩散通道,而O空位缺陷的引入则显著提升了Sr_(x)VO_(3-δ)电极的电导率和锂离子扩散系数.因此,空位缺陷工程为钙钛矿结构储能材料电化学性能的提升和设计提供了新思路.李小磊 林紫锋 金娜 杨晓娇 孙雷 王园 谢雷 陈喜平 雷力 Patrick Rozier Patrice Simon 刘颖 2022Science Bulletin2022,67,22:0
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