Thin-layer electrochemical reaction cell for in-situ detection by nonlinear spectrum

Abstract

The application discloses a thin-layer electrochemical reaction cell for in-situ detection by a nonlinear spectrum during electrode interface kinetics in an electrochemical system, belongs to the technical field of spectroelectrochemical reaction, and solves the problem in the prior art that the incident light in the electrolytic cell is absorbed by the electrolyte to affect the second-order nonlinear signal strength and the problem of limitations of the electrolytic cell used only by the special shaped working electrode. The thin-layer electrochemical reaction cell provided by the applicationcomprises a working electrode, a counter electrode, a reference electrode, an electrolytic cell, a conductive base and a conductive column, wherein the reference electrode, the counter electrode andthe conductive column are arranged at the front end of the electrolytic cell, the working electrode is arranged on the conductive base and located in the electrolytic cell; one end of the conductive column is in contact with the conductive base, and the other end protrudes out of the electrolytic cell as a lead wire of the working electrode. The thin-layer electrochemical reaction cell provided bythe application can be used for the research of electrode interface dynamics in in-situ detection in an electrochemical system by nonlinear spectrometry.

Description

technical field [0001] The present application relates to a spectroelectrochemical reaction cell, in particular to a thin-layer electrochemical reaction cell used for nonlinear spectroscopic in-situ detection of the kinetic process of an electrode interface in an electrochemical system. Background technique [0002] Electrochemistry is a chemical process involving the transfer or transfer of electrical charges. The rate and mechanism of interfacial charge transfer are largely determined by the potential-dependent interface structure and properties. The understanding of the electronic structure, molecular adsorption, and orientation of the electrode surface is very important for understanding and controlling the electrochemical reaction process. Therefore, , requiring in situ detection of the kinetic processes occurring at the electrochemical interface. [0003] In the prior art, traditional detection methods, such as absorption spectroscopy, infrared spectroscopy, Raman and...

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Problems solved by technology

[0007] In view of the above analysis, the present application aims to provide a thin-layer electrochemical reaction cell for in-situ detection of nonlinear spectroscopy, which solves the problem that the incident light in the electrolytic cell is absorbed by the electrolyte and affects the second-order nonlinear signal Intensity and limited use of electrolytic cells caused by working electrodes with special shapes

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