Pt纳米颗粒碰撞及其在电化学生物传感中的应用展望  

Pt Nanoparticle Collision and Application Prospect in Electrochemical Biosensing

作　　者：王旭 周宏 刘树峰[1] Wang Xu;Zhou Hong;Liu Shufeng(College of Chemistry and Molecular Engineering,Qingdao University of Science and Technology,Qingdao266042,China)

机构地区：[1]青岛科技大学化学与分子工程学院,山东青岛266042

出　　处：《山东化工》2022年第16期107-110,共4页Shandong Chemical Industry

摘　　要：Pt纳米颗粒碰撞,是指单个Pt纳米粒子与超微电极之间碰撞而产生瞬态电流的电化学反应过程。通过简单的电化学检测方法,可以迅速地直接对单个纳米粒子进行检测并可进行连续监测,被广泛应用于生物传感检测、电催化研究等领域。介绍了不同尺寸下Pt纳米颗粒的制备和对其浓度的确定方法,综述了Pt纳米颗粒碰撞在生物传感器中的应用,并对其应用前景进行了展望。Pt nanoparticle collision refers to the electrochemical reaction process in which a single Pt nanoparticle collides with an ultra-electrode to generate a transient current.Through a simple electrochemical detection method,a single nanoparticle can be quickly and directly detected and continuous monitoring can be realized,which is widely used in biosensing detection,electrocatalysis research and other fields.In this paper,the preparation of Pt nanoparticles with different sizes and the determination of the concentration are introduced.The application of Pt nanoparticles collision in biosensors is reviewed,and its application prospects are prospected.

关 键 词：Pt纳米颗粒碰撞 超微电极 电化学检测 生物传感器 

分 类 号：TQ138[化学工程—无机化工]