학술논문
Study of impurities in alpha-Al2O3powders and crystals using EPR spectroscopy
Document Type
Article
Source
Chinese Journal of Physics; October 2017, Vol. 55 Issue: 5 p2100-2105, 6p
Subject
Language
ISSN
05779073
Abstract
•The EPR investigations were carried out to identify impurities in Al2O3samples.•The results of the EPR measurements show a small amount of Fe 3+and Cr3+ions.•The impurities occur in the nominally pure feed materials and in the grown crystals.