| 溶剂对空气电极催化剂LaNi0.8Co0.2O3性能的影响 |
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| 引用本文： | 曹兴,李先柏,唐有根,宋永江. 溶剂对空气电极催化剂LaNi0.8Co0.2O3性能的影响[J]. 电池, 2011, 41(1): 22-25 |
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| 作者姓名： | 曹兴 李先柏 唐有根 宋永江 |
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| 作者单位： | 曹兴,李先柏,CAO Xing,LI Xian-bai(金瑞新材料科技股份有限公司,湖南,长沙,410012);唐有根,宋永江,TANG You-gen,SONG Yong-jiang(中南大学化学化工学院,湖南,长沙,410083) |
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| 摘 要： | 以丙酮和乙二醇为溶剂,使用溶胶-凝胶法制备钙钛矿型氧化物LaNi<,0.8> Co<,0.2> O<,3>,并制备空气电极.用XRD、TEM分析催化荆的结构;用极化曲线、计时电流法、交流阻抗法、恒流放电曲线研究催化荆在7 mol/L KOH中的性能.用复合有机溶剂制得的催化剂电化学性能较好,电极电位为-0.4 V(vs...
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| 关 键 词： | 溶胶-凝胶法 空气电极 电化学性能 |
Effects of solvent on the performance of air electrode catalyst LaNi_(0.8)Co_(0.2)O_3 |
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| CAO Xing,LI Xian-bai,TANG You-gen,SONG Yong-jiang. Effects of solvent on the performance of air electrode catalyst LaNi_(0.8)Co_(0.2)O_3[J]. Battery Bimonthly, 2011, 41(1): 22-25 |
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| Authors: | CAO Xing LI Xian-bai TANG You-gen SONG Yong-jiang |
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| Affiliation: | CAO Xing1,LI Xian-bai1,TANG You-gen2,SONG Yong-jiang2(1.Kingray New Materials Science & Technology Co.,Ltd.,Changsha,Hunan 410012,China,2.College of Chemistry and Chemical Engineering,Central South University,Hunan 410083,China) |
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| Abstract: | Perovskite type oxides LaNi0.8Co0.2O3 were prepared via sol-gel method by using acetone and glycol as solvent,then the air electrode was prepared.The structure of the catalyst was analyzed by XRD and TEM.Polarization curves,chronoamperometry,AC impedance method.The galvanostatic discharge curves were used to test the performance of the catalyst in 7 mol/L KOH solution.The catalyst prepared by complex organic solvent had the better electrochemical performance.The oxygen reduction current density was 273 mA/c... |
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| Keywords: | sol-gel method air electrode electrochemical performance |
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