Suppressing FePt order-disorder structural phase transition temperature by Ag doping: First principles investigation for enhancing magnetic recording density

• Main Authors: Sittichain Pramchu, Atchara Punya, Yongyut Laosiritaworn
• Format: Journal
• Published: 2018
• Subjects: Engineering; Materials Science; Physics and Astronomy
• Online Access: https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=84982315566&origin=inward; http://cmuir.cmu.ac.th/jspui/handle/6653943832/55714
• Institution: Chiang Mai University

© 2016 Taylor & Francis Group, LLC. In this work, we used density functional theory to study the structures, formation energy and order–disorder structural transition temperature (To) of L10FePt with Ag additive. The results show that an Ag atom substituting for a Fe site is more energetically...