supported by the National Natural Science Foundation of China(52361033);National Key Research and Development Program(2022YFB3505400);the Main Discipline and Technology Leaders Training Plan of Jiangxi Province(2022BCJ23007);the Jiangxi Province Postgraduate Innovation Project(YC2022-S693)。
In this study,DyF_(3)powder was sprayed onto the polar and side surfaces of the magnets to determine the anisotropic diffusion mechanism of Dy in the sintered Nd-Fe-B magnet.The coercivity and squareness of the magnet...
Project supported by the Natural Science Foundation of Inner Mongolia Autonomous Region of China(2021BS02007,2022MS02014);the"Science and Technology Project of Ordos"Program(2021 CGI 17-9,2021 ZDI11-14);the National Natural Science Foundation of China(21971129,21961022,51903125,21661023);the"Inner Mongolia Autonomous Region 2022 Leading Talent Team of Science and Technology"Program(2022LJRC0008);China Postdoctoral Science Foundation(2018M640043,2019T120038)。
Neodymium-iron-boron(Nd-Fe-B)sludge is an important secondary resource of rare-earth elements(REEs).However,the state-of-the-art recycling method,i.e.,HCl-preferential dissolution faces challenges such as slow leachin...
supported by the National Natural Science Foundation of China(Nos.52371188,52061015);Young Talents Program of Jiangxi Provincial Major Discipline Academic and Technical Leaders Training Program(No.20212BCJ23008);Jiangxi Provincial Natural Science Foundation(No.20212BAB214018);the Program of Qingjiang Excellent Young Talents of Jiangxi University of Science and Technology(No.JXUSTQJYX2020003);National College Students Innovation and Entrepreneurship Training Program(No.202110407013);Technology Program of Fujian Province(Nos.2020H6027,2021T3063);Self-deployed Projects of Ganjiang Innovation Academy,Chinese Academy of Sciences(No.E055B002);the Key Research Program of the Chinese Academy of Sciences(No.ZDRW-CN-2021–3).
In traditional Nd-Fe-B-based sintered magnets,the composition,role of each element and microstruc-tures have been extensively investigated globally since they were invented in 1983.However,the effects of boron(B)conte...