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Pd-Ni修饰的硅纳米线电极用于非酶葡萄糖检测

于江江 张健 郑小东

于江江, 张健, 郑小东. Pd-Ni修饰的硅纳米线电极用于非酶葡萄糖检测[J]. 华东师范大学学报(自然科学版), 2013, (3): 202-208.
引用本文: 于江江, 张健, 郑小东. Pd-Ni修饰的硅纳米线电极用于非酶葡萄糖检测[J]. 华东师范大学学报(自然科学版), 2013, (3): 202-208.
YU Jiang-jiang, ZHANG Jian, ZHENG Xiao-dong. Pd-Ni/SiNWs electrode for nonenzymatic glucose detection[J]. Journal of East China Normal University (Natural Sciences), 2013, (3): 202-208.
Citation: YU Jiang-jiang, ZHANG Jian, ZHENG Xiao-dong. Pd-Ni/SiNWs electrode for nonenzymatic glucose detection[J]. Journal of East China Normal University (Natural Sciences), 2013, (3): 202-208.

Pd-Ni修饰的硅纳米线电极用于非酶葡萄糖检测

详细信息
  • 中图分类号: TN389

Pd-Ni/SiNWs electrode for nonenzymatic glucose detection

  • 摘要: 在镍修饰的硅纳米线阵列电极上电沉积金属钯微粒,用于葡萄糖的非酶检测;并通过电子扫描显微镜(SEM)和X射线能谱分析(EDS)对电极表面的形貌进行了表征,采用循环伏安法和恒电位计时电流法测试传感器的性能参数.在0.1 M的KOH碱性介质中,恒定电势+0.19 V,钯-镍修饰的硅纳米线阵列电极对葡萄糖的电化学氧化的灵敏度为302.2 AmM-1cm-2,检测极限(S/N=3)达到4.9 M,而且对抗坏血酸(AA)、尿酸(UA)等干扰物质具有良好的抗干扰能力.实验表明,这种新型电极很有潜力用于葡萄糖的非酶检测.
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出版历程
  • 收稿日期:  2012-05-01
  • 修回日期:  2012-08-01
  • 刊出日期:  2013-05-25

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