Microstructure and Isothermal Oxidation of Ir–Rh Spark Plug Electrodes

High-temperature oxidation tests were performed on pure iridium, rhodium, and the iridium alloys, IrRh10, IrRh25, and IrRh40, at 1100 °C in a stable air environment for 60 h. The results of the oxidation were analyzed by X-ray photoelectron spectroscopy (XPS). Microstructural changes of the...

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Bibliographic Details
Main Authors: Shifang Zhao, Jingyi Xia, Yimin Xia, Jianming Chen, Dekui Du, Huimu Yang, Jie Liu
Format: Article
Language:English
Published: MDPI AG 2019-10-01
Series:Materials
Subjects:
Online Access:https://www.mdpi.com/1996-1944/12/19/3226