以多孔铜为集流体制备Cu6Sn5合金负极及其性能
以氢气泡为动力学模板电沉积获得多孔铜,并通过热处理增强其结构稳定性.进一步将多孔铜作为基底通过电沉积制备Cu-Sn合金负极.XRD结果给出其组成为Cu6Sn5合金,扫描电子显微镜(SEM)观察到Cu6Sn5合金电极为三维(3D)多孔结构.充放电结果指出,Cu6Sn5合金电极具有较好的充放电性能,其首次放电(嵌锂)和充电(脱锂)容量分别为735和571mAh·g^-1,并且具有较好的容量保持率.运用电化学阻抗谱研究了Cu6Sn5合金电极在商业电解液中的界面特性....
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Published in | Wuli huaxue xuebao Vol. 25; no. 4; pp. 611 - 616 |
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Main Author | |
Format | Journal Article |
Language | Chinese |
Published |
厦门大学化学化工学院化学系,固体表面物理化学国家重点实验室,福建,厦门,361005%厦门大学化学化工学院化学系,固体表面物理化学国家重点实验室,福建,厦门,361005
2009
长安大学材料科学与工程学院,西安,710061 |
Subjects | |
Online Access | Get full text |
ISSN | 1000-6818 |
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Abstract | 以氢气泡为动力学模板电沉积获得多孔铜,并通过热处理增强其结构稳定性.进一步将多孔铜作为基底通过电沉积制备Cu-Sn合金负极.XRD结果给出其组成为Cu6Sn5合金,扫描电子显微镜(SEM)观察到Cu6Sn5合金电极为三维(3D)多孔结构.充放电结果指出,Cu6Sn5合金电极具有较好的充放电性能,其首次放电(嵌锂)和充电(脱锂)容量分别为735和571mAh·g^-1,并且具有较好的容量保持率.运用电化学阻抗谱研究了Cu6Sn5合金电极在商业电解液中的界面特性. |
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AbstractList | 以氢气泡为动力学模板电沉积获得多孔铜,并通过热处理增强其结构稳定性.进一步将多孔铜作为基底通过电沉积制备Cu-Sn合金负极.XRD结果给出其组成为Cu6Sn5合金,扫描电子显微镜(SEM)观察到Cu6Sn5合金电极为三维(3D)多孔结构.充放电结果指出,Cu6Sn5合金电极具有较好的充放电性能,其首次放电(嵌锂)和充电(脱锂)容量分别为735和571mAh·g^-1,并且具有较好的容量保持率.运用电化学阻抗谱研究了Cu6Sn5合金电极在商业电解液中的界面特性. O646; 以氢气泡为动力学模板电沉积获得多孔铜,并通过热处理增强其结构稳定性.进一步将多孔铜作为基底通过电沉积制备Cu-Sn合金负极.XRD结果给出其组成为Cu6Sn5合金,扫描电子显微镜(SEM)观察到Cu6Sn5合金电极为三维(3D)多孔结构.充放电结果指出,Cu6Sn5合金电极具有较好的充放电性能,其首次放电(嵌锂)和充电(脱锂)容量分别为735和571 mAh·g-1,并且具有较好的容量保持率.运用电化学阻抗谱研究了Cu6Sn5合金电极在商业电解液中的界面特性. |
Author | 樊小勇 庄全超 魏国祯 柯福生 黄令 董全峰 孙世刚 |
AuthorAffiliation | 长安大学材料科学与工程学院,西安710061 厦门大学化学化工学院化学系,固体表面物理化学国家重点实验室,福建厦门361005 |
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DocumentTitleAlternate | Fabrication and Performance of Cu6Sn5 Alloy Anode Using Porous Cu as Current Collector |
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Keywords | 多孔铜集流体 电化学阻抗谱 Cu6Sn5合金 负极 锂离子电池 |
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Notes | Porous Cu current collector;Cu6Sn5 alloy;Lithium ion battery;Anode;Electrochemical impedance spectroscopy 11-1892/06 Lithium ion battery Cu6Sn5 alloy Anode O646 Porous Cu current collector Electrochemical impedance spectroscopy |
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SubjectTerms | Cu6Sn5合金 多孔铜集流体 电化学阻抗谱 负极 锂离子电池 |
Title | 以多孔铜为集流体制备Cu6Sn5合金负极及其性能 |
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