| 基于二氧化硅球腔微电极阵列的过氧化氢生物传感器制备 |
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| 引用本文： | 周丽娟,尹凡,周宇.基于二氧化硅球腔微电极阵列的过氧化氢生物传感器制备[J].分析化学,2011(9):1313-1317. |
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| 作者姓名： | 周丽娟 尹凡 周宇 |
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| 作者单位： | 苏州大学医学部药学院;江苏省新型功能材料重点建设实验室;江苏大学化学化工学院; |
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| 基金项目： | 国家自然科学基金(No.20975073); 江苏省自然科学基金(No.BK2008147); 常熟市2009年拔尖人才资助项目 |
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| 摘 要： | 以聚苯乙烯(PS)微球阵列为模板,采用溶胶-凝胶法在氧化铟锡( ITO)电极上制备了二氧化硅(SiO2)球腔阵列,扫描电镜显示此方法制备的SiO2球腔阵列高度有序.电化学研究结果表明,该球腔阵列的循环伏安曲线符合微电极阵列的电化学特点.将血红蛋白(Hb)作为氧化还原模型蛋白直接吸附于球腔内,制得电流型过氧化氢(H2O2...
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| 关 键 词： | 溶胶-凝胶法 二氧化硅球腔 微电极阵列 血红蛋白 生物传感器 |
Fabrication of Hydrogen Peroxide Biosensors Based on Microelectrode Array of Silicon Dioxide Cavities |
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| ZHOU Li-Juan,YIN Fan,ZHOU Yu.Fabrication of Hydrogen Peroxide Biosensors Based on Microelectrode Array of Silicon Dioxide Cavities[J].Chinese Journal of Analytical Chemistry,2011(9):1313-1317. |
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| Authors: | ZHOU Li-Juan YIN Fan ZHOU Yu |
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| Institution: | ZHOU Li-Juan1,2,YIN Fan2,ZHOU Yu2,3 1(College of Pharmaceutical Sciences,Soochow University,Suzhou 215123) 2(Jiangsu Laboratory of Advanced Functional Materials,Changshu 215500) 3(College of Chemistry and Chemical Engineering,Jiangsu University,Zhenjiang 212013) |
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| Abstract: | A silicon dioxide(SiO2) cavities array was fabricated on indium-tin oxide(ITO) electrode surface with the template of the polystyrene(PS) particles array by using sol-gel technique.The morphology of SiO2 cavities array was highly ordered which was obtained by scanning electrode microscope.The results of electrochemistrical study showed that the cyclic voltammetric(CV) curve of SiO2 cavities array was in accordance with that of microelectrodes array.Using hemoglobin(Hb) as model protein,an amperometric biose... |
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| Keywords: | Sol-gel technique Silicon dioxide cavities Microelectrode array Hemoglobin Biosensor |
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