A review of in-situ high-temperature characterizations for understanding the processes in metallurgical engineering

作     者：Yifan Zhao Zhiyuan Li Shijie Li Weili Song Shuqiang Jiao Yifan Zhao;Zhiyuan Li;Shijie Li;Weili Song;Shuqiang Jiao

作者机构：Institute of Advanced Structure TechnologyBeijing Institute of TechnologyBeijing 100081China State Key Laboratory of Advanced MetallurgyUniversity of Science and Technology BeijingBeijing 100083China 

出 版 物：《International Journal of Minerals,Metallurgy and Materials》 (矿物冶金与材料学报（英文版）)

年 卷 期：2024年第31卷第11期

页      面：2327-2344页

核心收录：

学科分类：08[工学] 0806[工学-冶金工程] 080601[工学-冶金物理化学] 

基　　金：financially supported by the National Key R&D Program of China(No.2022YFC2906100) 

主　　题：in-situ characterization methods high-temperature electrochemistry electrodes molten salts interfacial reaction 

摘      要：For the rational manipulation of the production quality of high-temperature metallurgical engineering,there are many challenges in understanding the processes involved because of the black box chemical/electrochemical *** overcome this issue,various in-situ characterization methods have been recently developed to analyze the interactions between the composition,microstructure,and solid-liquid interface of high-temperature electrochemical electrodes and molten *** this review,recent progress of in-situ hightemperature characterization techniques is discussed to summarize the advances in understanding the processes in metallurgical ***-situ high-temperature technologies and analytical methods mainly include synchrotron X-ray diffraction(s-XRD),laser scanning confocal microscopy,and X-ray computed microtomography(X-rayμ-CT),which are important platforms for analyzing the structure and morphology of the electrodes to reveal the complexity and variability of their *** addition,laser-induced breakdown spectroscopy,high-temperature Raman spectroscopy,and ultraviolet-visible absorption spectroscopy provide microscale characterizations of the composition and structure of molten *** importantly,the combination of X-rayμ-CT and s-XRD techniques enables the investigation of the chemical reaction mechanisms at the two-phase ***,these in-situ methods are essential for analyzing the chemical/electrochemical kinetics of high-temperature reaction processes and establishing the theoretical principles for the efficient and stable operation of chemical/electrochemical metallurgical processes.