Tb–Cu grain boundary diffusion effects on single- and multi-main-phase Nd–Fe

Tb–Cu grain boundary diffusion effects on single- and multi-main-phase Nd–Fe–B based magnets

Published:2023 Issue:2 Volume:11 Page:645-655
ISSN:2050-7526
Container-title:Journal of Materials Chemistry C
language:en
Short-container-title:J. Mater. Chem. C

Author:

Yu Zhigao¹,Liu Xiangyi¹,He Jiayi¹,Cao Jiali¹,Fan Wenbing¹,Wu Yaxiang¹,Yu Hongya¹,Liu Zhongwu¹^ORCID,Wang Zhan²,Niu E.²

Affiliation:

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

2. Beijing Zhong Ke San Huan Research, Beijing 102200, China

Abstract

Although Tb diffusion is deeper in multi-main-phase (MMP) magnets than in single-main-phase (SMP) magnets, the coercivity enhancement and squareness of diffused MMP magnets are lower than those of SMP magnets due to the larger gradient of anisotropy.

Funder

National Natural Science Foundation of China

Education Department of Jiangxi Province

Publisher

Royal Society of Chemistry (RSC)

Subject

Materials Chemistry,General Chemistry

Link

http://pubs.rsc.org/en/content/articlepdf/2023/TC/D2TC03090J

Reference58 articles.

1. New material for permanent magnets on a base of Nd and Fe (invited)

2. Novel Bimorphological Anisotropic Bulk Nanocomposite Materials with High Energy Products