First-order-reversal-curve analysis of rare earth permanent magnet nanostructures: insight into the coercivity enhancement mechanism through regulating the Nd-rich phase-Reference-Cited by-同舟云学术

First-order-reversal-curve analysis of rare earth permanent magnet nanostructures: insight into the coercivity enhancement mechanism through regulating the Nd-rich phase

Published:2021 Issue:8 Volume:8 Page:1975-1982
ISSN:2052-1553
Container-title:Inorganic Chemistry Frontiers
language:en
Short-container-title:Inorg. Chem. Front.

Author:

Xu Junjie¹²³⁴⁵,Zhu Kai¹²³⁴⁵,Li Wei¹²³⁴⁵,Wang Xiaobai¹²³⁴⁵,Yang Ziyu¹²³⁴⁵^ORCID,Hou Yanglong¹²³⁴⁵^ORCID,Gao Song⁶⁴⁵⁷^ORCID

Affiliation:

1. Beijing Key Laboratory for Magnetoelectric Materials and Devices (BKL-MMD)

2. Beijing Innovation Center for Engineering Science and Advanced Technology (BIC-ESAT)

3. Department of Materials Science and Engineering College of Engineering

4. Peking University

5. Beijing 100871

6. College of Chemistry and Molecular Engineering

7. China

Abstract

The coercivity enhancement mechanism of Nd₂Fe₁₄B-based nanostructures with Nd-rich phase is revealed by first-order-reversal-curve diagram, which is that increased Nd-rich phase content leads to optimized magnetic interactions and microstructure.

Funder

National Natural Science Foundation of China

National Key Research and Development Program of China

Publisher

Royal Society of Chemistry (RSC)

Subject

Inorganic Chemistry

Link

http://pubs.rsc.org/en/content/articlepdf/2021/QI/D0QI01108H

Reference38 articles.

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2. Advance in the chemical synthesis and magnetic properties of nanostructured rare-earth-based permanent magnets

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4. Ultrasmall and monodisperse colloidal amorphous Nd–Fe–B–Na magnetic nanoparticles with high TC

5. Anisotropic Nd2Fe14B nanoparticles and nanoflakes by surfactant-assisted ball milling

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