journal article·2026-10

Effect of Er and Al co-doping on the microstructures, magnetic properties, and magnetization reversal of sintered (Nd,Pr)–Fe–B magnets

Suo Bai, Jizhong Zhao, Wenqiang Zhao, Jinhui Jia, Qian Zhao, Fei Liu, Xin Wang, Bin Gao, Yongfeng Li, Zhubai Li

Publisher page

Abstract

No abstract is available for this record. The assistant can identify its topic from the title, but cannot infer the study’s results.

Source: Not provided · Quality: missing

Research context

OpenAlex topics: Magnetic Properties of Alloys · Magnetic Properties and Applications · Metallic Glasses and Amorphous Alloys

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

References (62)

Show source-provided references
1. Perspective and prospects for rare earth permanent magnets10.1016/j.eng.2018.11.034 ↗
2. Advances in Nd-Fe-B based permanent magnets10.1016/bs.hmm.2018.08.003 ↗
3. Magnetic materials and devices for the 21st century: stronger, lighter, and more energy efficient
4. Chemically inhomogeneous RE-Fe-B permanent magnets with high figure of merit: solution to global rare earth criticality10.1038/srep32200 ↗
5. Development of non-rare earth grain boundary modification techniques for Nd-Fe-B permanent magnets10.1016/j.jmst.2021.05.012 ↗
6. Enhancing coercivity and thermal stability in high-remanence Nd-Fe-B magnets via TbF3 grain boundary diffusion10.1016/j.actamat.2025.121176 ↗
7. Heavy rare earth free, free rare earth and rare earth free magnets-vision and reality10.1016/j.scriptamat.2018.01.032 ↗
8. Reprint of prospect for HRE-free high coercivity Nd-Fe-B permanent magnets10.1016/j.scriptamat.2018.05.003 ↗
9. Magnetic hardening of Nd-Ce-Fe-B films with high Ce concentration10.1038/s41598-018-29907-4 ↗
10. Magnetizing process in R-Fe-B sintered permanent magnets studied on boron-rich R-Fe-B magnets (R=Pr, Nd)10.1016/0304-8853(87)90325-8 ↗
11. Grain boundary modification via dual main phase strategy achieves enhanced coercivity and thermal stability in (Pr,Nd)-Fe-B magnets10.1016/j.jallcom.2025.183739 ↗
12. Model based on single-ion theory: Preferential substitution at different rare-earth sites in quasiternary (Nd,Pr)2Fe14B compounds10.1103/PhysRevB.43.555 ↗
13. Unveiling the origin of the large coercivity in (Nd,Dy)-Fe-B sintered magnets10.1038/s41427-023-00498-5 ↗
14. Effect of dysprosium and cobalt on the temperature dependence of magnetization and phase composition of a material of the Nd-Dy-Fe-Co-B system10.1007/s11041-007-0029-2 ↗
15. Exchange coupling effect and magnetic properties in sintered RE-Fe-B magnets10.1016/j.jmmm.2023.171248 ↗
16. Effect of terbium addition on the coercivity of the sintered NdFeB magnets10.1016/S1002-0721(10)60300-6 ↗
17. Improved corrosion resistance and thermal stability of sintered Nd-Fe-B magnets with holmium substitution10.1016/j.jre.2018.03.007 ↗
18. Coercivity enhancement of Dy-free Nd-Fe-B sintered magnets by intergranular adding Ho63.4Fe36.6 alloy10.1016/j.jmmm.2015.08.091 ↗
19. Modifying Tb-Cu grain boundary diffusion behavior in Nd-Fe-B magnets by Gd or other rare earth elements10.1016/j.matchemphys.2023.128839 ↗
20. Microstructure of core-shell NdY-Fe-B sintered magnets with a high coercivity and excellent thermal stability10.1016/j.actamat.2020.05.038 ↗
21. Origin of coercivity difference in Nd-Y-Fe-B single-main-phase and multi-main-phase magnets: role of core-shell structures10.1016/j.matdes.2025.114624 ↗
22. Growth and characterization of Ce-substituted Nd2Fe1411B single crystals10.1016/j.jmmm.2016.10.127 ↗
23. Ce and La as substitutes for Nd in Nd2Fe14B-based melt-spun alloys and hot-deformed magnets: a comparison of structural and magnetic properties10.1016/j.jmmm.2019.01.095 ↗
24. Advances in La/Ce-containing Nd-Fe-B permanent magnets: a comprehensive review10.1016/j.jallcom.2025.185152 ↗
25. Strategies for efficient utilization of heavy rare-earth Tb in high-performance Ce magnets with high Ce content
26. Design of novel quasi-trivalent dual-main-phase Ce magnets with high performance by manipulating the chemical state of Ce10.1016/j.actamat.2023.118703 ↗
27. Strategy and mechanism for substantially enhanced coercivity in multi-main-phase Nd-La-Ce-Fe-B sintered magnets10.1016/j.actamat.2023.119408 ↗
28. Elevated temperature magnetic microstructures and demagnetization mechanism for grain boundary diffused dual-main-phase (Nd, Ce)-Fe-B magnets10.1016/j.jmst.2024.04.040 ↗
29. Origin of low coercivity of high La-Ce-containing Nd-Fe-B sintered magnets10.1007/s12598-020-01556-5 ↗
30. R2Fe14B materials: intrinsic properties and technological aspects10.1103/RevModPhys.63.819 ↗
31. The Nd2Fe14B intermetallic compound
32. New developments in hard magnetic materials10.1088/0034-4885/54/9/001 ↗
33. Magnetization and magnetic anisotropy of R2Fe14B measured on single crystals10.1063/1.336611 ↗
34. Magnetic anisotropies and spin reorientations of R2Fe14B-type compounds10.1063/1.337574 ↗
35. Effect of Er30Cu70 on microstructure and properties of sintered Nd-Fe-B by grain boundary reconstruction10.1016/j.jre.2023.02.017 ↗
36. Magnetic properties and corrosion resistance of sintered Nd-Fe-B magnet caused by Er69Fe31 alloy grain boundary addition10.3390/ma18122711 ↗
37. Properties of sintered Nd-Fe-TM-B magnets10.1109/20.11555 ↗
38. Corrosion behavior of sintered Nd-(Fe, Al)-B magnets10.1016/S0966-9795(97)00024-1 ↗
39. Effect of Al, Cu, Ga, and Nb additions on the magnetic properties and microstructural features of sintered NdFeB10.1063/1.1513879 ↗
40. The role of Cu addition in the coercivity enhancement of sintered Nd-Fe-B permanent magnets10.1557/JMR.2009.0041 ↗
41. Optimizing the grain boundary structure of sintered Nd-Dy-Fe-Co-B magnets by low-melting-point alloys grain boundary addition10.1016/j.jallcom.2023.173117 ↗
42. Grain boundary phases in (Ga,Cu)-doped Nd-Fe-B sintered magnet10.1016/j.actamat.2024.120196 ↗
43. Role of ga on the high coercivity of Nd-rich ga-doped Nd-Fe-B sintered magnet10.1016/j.jallcom.2019.03.114 ↗
44. Relationship between the microstructure, local magnetism and coercivity in ga-containing Nd-Fe-B sintered magnets10.1016/j.actamat.2020.116517 ↗
45. A new Nd2Fe15Ga2 phase-driven grain boundary engineering: a breakthrough for high-coercivity ga-doped Nd-Fe-B magnets10.1016/j.intermet.2025.109058 ↗
46. Segregation of Al and its effect on coercivity in Nd-Fe-B10.1063/9.0000645 ↗
47. Structural properties of Nd2Fe14−δAlδB (δ= 0, 0.5)10.1016/S0921-4526(97)00681-9 ↗
48. Microstructure, domain walls, and magnetization reversal in hot-pressed Nd-Fe-B magnets10.1063/1.96704 ↗
49. Effects of Nd-rich phase on the improved properties and recoil loops for hot deformed Nd-Fe-B magnets10.1016/j.actamat.2016.06.015 ↗
50. Microstructure and magnetic properties of sintered Nd12.2Dy2.9Fe71.8-xCo4.7WxB8.4 magnets10.1016/0304-8853(90)90487-B ↗
51. Analysis on coercivity enhancement mechanism of grain-boundary-diffused and dual-alloyed Nd-Fe-B magnets10.1016/j.jmrt.2024.01.245 ↗
52. The physical origin of open recoil loops in nanocrystalline permanent magnets10.1063/1.3013837 ↗
53. Macroscopic phenomenon of exchange coupling and microscopic effect on magnetization reversal in sintered Nd-Fe-B magnets
54. Influence of grain boundary diffusion on the coercivity, thermal stability, and magnetization reversal of sintered Nd-Fe-B permanent magnets10.1109/TMAG.2025.3578188 ↗
55. Origin of recoil hysteresis in nanocomposite Pr8Fe87B5 magnets
56. Magnetization reversal in nucleation controlled magnets. I. Theory10.1063/1.342054 ↗
57. Thermally activated coercivity in core-shell permanent magnets10.1063/1.4916542 ↗
58. Do thermal fluctuations influence the recoil loops of nanocomposite magnets?10.1063/1.2956392 ↗
59. On the limits of coercivity in permanent magnets10.1063/1.4999315 ↗
60. The coefficient of magnetic viscosity10.1088/0305-4608/14/8/005 ↗
61. Multiscale simulations toward calculating coercivity of Nd-Fe-B permanent magnets at high temperatures
62. Atomistic-model study of temperature-dependent domain walls in the neodymium permanent magnet Nd2Fe14B10.1103/PhysRevB.95.094429 ↗