Research on Microstructure Characteristics of Welded Joint by Magneto-Optical Imaging Method

This paper proposes an approach for analyzing the microstructure evolution of laser welding seam by magneto-optical imaging (MOI). The Faraday magneto-optical effect and magnetic domain theory are used to account for the MOI mechanism. The influence of laser welding on the welded joint was inspected...

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Bibliographic Details
Main Authors: Congyi Wang, Chuncao Wang, Xiangdong Gao, Meng Tian, Yanxi Zhang
Format: Article
Language:English
Published: MDPI AG 2022-01-01
Series:Metals
Subjects:
Online Access:https://www.mdpi.com/2075-4701/12/2/258