Correlation between Ce content and Tb–Cu grain boundary diffusion efficiency in Ce-containing Nd–Fe

Correlation between Ce content and Tb–Cu grain boundary diffusion efficiency in Ce-containing Nd–Fe–B magnets

Published:2024 Issue: Volume: Page:
ISSN:2050-7526
Container-title:Journal of Materials Chemistry C
language:en
Short-container-title:J. Mater. Chem. C

Author:

Yu Zhigao¹,Chen Shiying¹,Zeng Chaochao¹,Yu Hongya¹,Wu Yaxiang¹,He Jiayi²,Liu Zhongwu¹^ORCID

Affiliation:

1. School of Materials Science and Engineering, South China University of Technology, Guangzhou 510640, China

2. Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen 518055, China

Abstract

Ce-containing Nd–Fe–B magnets have been widely used because of their low cost, but the effects of Ce content in the magnets on the grain boundary diffusion (GBD) behavior are still unclear.

Funder

China Postdoctoral Science Foundation

National Natural Science Foundation of China

Key Science and Technology Research Project in Jiangxi Province Department of Education

Basic and Applied Basic Research Foundation of Guangdong Province

Publisher

Royal Society of Chemistry (RSC)

Link

http://pubs.rsc.org/en/content/articlepdf/2024/TC/D4TC02429J

Reference40 articles.

1. Magnetic Materials and Devices for the 21st Century: Stronger, Lighter, and More Energy Efficient

2. Perspective and Prospects for Rare Earth Permanent Magnets

3. Significant progress of grain boundary diffusion process for cost-effective rare earth permanent magnets: A review

4. Understanding the Role of Element Grain Boundary Diffusion Mechanism in Nd–Fe–B Magnets

5. Coercivity enhancement of Nd-Fe-B sintered magnet by grain boundary diffusion process using Pr-Tb-Cu-Al alloys