| 金纳米粒子和钼氧化物复合膜修饰电极的制备及应用 (cited: 1) |
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| 引用本文： | 吴守国,张志鑫,赵祺平,周磊,姚瑶.金纳米粒子和钼氧化物复合膜修饰电极的制备及应用 (cited: 1)[J].化学物理学报,2014,27(5):600-606. |
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| 作者姓名： | 吴守国 张志鑫 赵祺平 周磊 姚瑶 |
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| 作者单位： | 中国科学技术大学化学系，合肥 230026;中国科学技术大学化学系，合肥 230026;中国科学技术大学化学系，合肥 230026;中国科学技术大学化学系，合肥 230026;中国科学技术大学化学系，合肥 230026 |
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| 摘 要： | 利用循环伏安法将金纳米粒子和钼氧化物共同电沉积在玻碳电极表面，制备了金纳米粒子和钼氧化物复合膜修饰电极，利用SEM和XPS研究了MoOx/AuNPs复合膜的表面形态，并研究其修饰电极对葡萄糖的电催化氧化过程. 首次提出了阳极扫描极化反向催化伏安法，即在反向扫描过程中纯的催化氧化电流通过扣减背景电流的方法被提取出来. 显著提高电流测量灵敏度改善了信噪比. 制备的MoOx/AuNPs复合膜修饰电极在0.01～4.0 mmol/L对葡萄糖具有线性响应，电流灵敏度为2.35 mA·L/(mmol·cm2)，检测限为9.01 μmol/L(信噪比为3).
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| 关 键 词： | 钼氧化物，金纳米粒子，非酶传感器，阳极扫描极化反向催化伏安法 |
| 收稿时间： | 5/7/2014 12:00:00 AM |
Electrocatalytic Oxidation of Saccharides at MoOx/AuNPs Modified Electrode Towards Analytical Application (cited: 1) |
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| Shou-guo Wu,Zhi-xin Zhang,Qi-ping Zhao,Lei Zhou and Yao Yao.Electrocatalytic Oxidation of Saccharides at MoOx/AuNPs Modified Electrode Towards Analytical Application (cited: 1)[J].Chinese Journal of Chemical Physics,2014,27(5):600-606. |
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| Authors: | Shou-guo Wu Zhi-xin Zhang Qi-ping Zhao Lei Zhou and Yao Yao |
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| Institution: | Department of Chemistry, University of Science and Technology of China, Hefei 230026, China;Department of Chemistry, University of Science and Technology of China, Hefei 230026, China;Department of Chemistry, University of Science and Technology of China, Hefei 230026, China;Department of Chemistry, University of Science and Technology of China, Hefei 230026, China;Department of Chemistry, University of Science and Technology of China, Hefei 230026, China |
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| Abstract: | |
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| Keywords: | Molybdenum oxide Gold nanoparticle Non-enzymatic biosensor Positive scan polarization reverse catalytic voltammetry |
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