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石墨烯及纳米复合材料修饰的电化学传感器检测亚硝酸盐
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摘要
亚硝酸盐是一种工业用盐,广泛应用于食品、工业、建筑等行业,如若亚硝酸盐进入人体,会对人体产生重大危害,因此亚硝酸盐含量的检测是食品安全和环境鉴定的重要项目。由于现代科技的进步发展,使得基于纳米材料的传感器对环境和食品安全的检测也有重大影响,同时电化学传感器具有快速反应、灵敏度和选择性高、低成本、小型化等优点,成为理想传感器的有利候选,吸引了很多研究团体的兴趣。其中纳米材料和石墨烯的有效组合制成的电传感器对环境监测和食品安全有很强的竞争力。因此。在这篇综述中,我们将简要介绍石墨烯独特的物理化学性质及一些新型的纳米复合材料,并详细介绍石墨烯及其复合材料的亚硝酸盐传感器的设计理念及其相关应用。
Nitrite is a kind of industrial salt and exists extensively in food, industrial, construction and so on. However, if nitrite enters into the body, it can cause serious harm to people. Thus, the determination of nitrite is important for food safety and environment security. The development of nanomaterials is having a major impact on sensor industries for environmental and food safety. Electrochemical sensing strategies have spurred intense interest in the research community as they have the capacity to serve as ideal sensor technology candidates, having such features as rapid response, high sensitivity, low cost and miniaturization. Graphene and nanomaterials have strong potential for increasing the competitiveness of new sensors for environmental monitoring and food safety applications through the combination of efficacious. We give a brief introduction of graphene's unique physical and chemical properties. Recent developments on various graphene based composite modified electrodes for nitrite are also presented.
引文
[1]Zhang,Y.;Yuan,R.;Chai,Y.;Li,W.Biosens.Bioelectron.2011,26:3977-3980.
    [2]Ye,D.;Luo,L.;Ding.Y.;Chen,Q.;Liu,X.Analyst.2011,136:4563-4569.
    [3]Ye,F.;Feng,C.;Jiang,J.;Han,S.Electrochimica Acta.2015,182:935-945.
    [4]Wang,C.;Zou,X.;Wang,Q.;Shi,K.Anal.Methods.2014,6:758-765.
    [5]Govondhan,M.;Adhilai B.;Chen,A.RSC Adv.2014,4:63741-63760.

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