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Recent advances in nanomaterials-based electrochemical (bio)sensors for pesticides detection
Trends in Analytical Chemistry ( IF 11.8 ) Pub Date : 2020-09-18 , DOI: 10.1016/j.trac.2020.116041
Weiran Wang , Xinxian Wang , Nan Cheng , Yunbo Luo , Yuehe Lin , Wentao Xu , Dan Du

Due to the large-scale use and high toxicity of pesticides, it is imperative to develop sensitive, selective, and convenient sensors for pesticide detection. Therefore, the electrochemical detection platform provides a promising analytical approach since it is economical, efficient, user-friendly and easy to operate. This review firstly provides a brief introduction to several main bioreceptors such as enzymes, antibodies, aptamers, and molecularly imprinted polymers (MIPs), as well as typical sensing strategies, followed by specific focus on their advanced development. The next section elaborates on the various nanomaterials for electrode modification including graphene (GR), carbon nanotubes (CNTs), metal nanoparticles (MNPs), and conducting polymers (CPs) in the form of nanoparticles, rods, or porous materials. The requirements and necessity for the advancement of novel analysis devices are also summarized, followed by prospects and challenges.



中文翻译:

基于纳米材料的农药检测电化学(生物)传感器的最新进展

由于农药的大规模使用和高毒性,必须开发出灵敏,选择性和方便的农药检测传感器。因此,电化学检测平台经济,高效,用户友好且易于操作,因此提供了一种有前途的分析方法。这篇综述首先简要介绍了几种主要的生物受体,例如酶,抗体,适体和分子印迹聚合物(MIP),以及典型的传感策略,然后重点关注它们的高级开发。下一节将详细介绍用于电极修饰的各种纳米材料,包括石墨烯(GR),碳纳米管(CNT),金属纳米颗粒(MNP)和纳米颗粒,棒状或多孔材料形式的导电聚合物(CP)。

更新日期:2020-09-29
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