| 纳米NiO作催化剂的扣式锂-氧电池的性能 |
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| 引用本文： | 李学良,郭丽彬.纳米NiO作催化剂的扣式锂-氧电池的性能[J].电池,2010,40(5). |
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| 作者姓名： | 李学良 郭丽彬 |
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| 作者单位： | 合肥工业大学化工学院,安徽,合肥,230009;可控化学与材料化工安徽省重点实验室,安徽,合肥,230009;合肥工业大学化工学院,安徽,合肥,230009 |
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| 摘 要： | 将催化剂纳米NiO掺入多孔炭基氧气电极中,组装成CR2032型锂-氧扣式实验电池,并进行恒流充放电和交流阻抗测试。催化剂纳米NiO可改善电池的电化学性能。在0.1 mA/cm2的电流密度下,电池的首次放电比容量为1 258.4mAh/g,放电电压平台稳定在2.7 V左右,充电电压平台为4.2 V。
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| 关 键 词： | 纳米氧化镍(NiO) 催化剂 过氧化锂(Li2O2) 锂-氧电池 |
The performance of Li-oxygen button cell using nano-NiO as catalyst |
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| LI Xue-liang,GUO Li-bin.The performance of Li-oxygen button cell using nano-NiO as catalyst[J].Battery Bimonthly,2010,40(5). |
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| Authors: | LI Xue-liang GUO Li-bin |
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| Affiliation: | LI Xue-liang1,2,GUO Li-bin1(1.School of Chemical Engineering,Hefei University of Technology,Hefei,Anhui 230009,China,2.Anhui Key Laboratory of Controllable Chemical Reaction & Material Chemical Engineering,China) |
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| Abstract: | Catalyst nano-NiO was doped into porous carbon based oxygen electrode to assemble CR2032 type Li-oxygen button experimental cell,then galvanostatic charge-discharge and AC impedance tests were taken.Catalyst nano-NiO could improve the electrochemical performance of the cell.The initial specific discharge capacity of the cell was 1 258.4 mAh/g at the current density of 0.1 mA/cm2,the discharge voltage platform stabilized around 2.7 V and charge voltage platform was 4.2 V. |
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| Keywords: | nano-nickel oxide(NiO) catalyst lithium peroxide(Li2O2) Li-oxygen cell |
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