Effect of hydriding degree on the microstructure and magnetic properties of sintered NdFeB magnets.pdfVIP

Effect of hydriding degree on the microstructure and magnetic properties of sintered NdFeB magnets Shuai Guo, Youhao Liu, Bicheng Chen, Changjiang Yan, Renjie Chen et al. Citation: J. Appl. Phys. 111, 07A740 (2012); doi: 10.1063/1.3680252 View online: /10.1063/1.3680252 View Table of Contents: /resource/1/JAPIAU/v111/i7 Published by the AIP Publishing LLC. Additional information on J. Appl. Phys. Journal Homepage: / Journal Information: /about/about_the_journal Top downloads: /features/most_downloaded Information for Authors: /authors Downloaded 04 Sep 2013 to 16. This article is copyrighted as indicated in the abstract. Reuse of AIP content is subject to the terms at: /about/rights_and_permissions JOURNAL OF APPLIED PHYSICS 111, 07A740 (2012) Effect of hydriding degree on the microstructure and magnetic properties of sintered NdFeB magnets Shuai Guo, Youhao Liu, Bicheng Chen, Changjiang Yan, Renjie Chen, Don Lee, and Aru Yana) Key Laboratory of Magnetic Materials and Devices, Ningbo Institute of Material Technology and Engineering, Chinese Academy of Sciences, Ningbo 315201, People’s Republic of China and Zhejiang Province Key Laboratory of Magnetic Materials and Application Technology, Ningbo Institute of Material Technology and Engineering, Chinese Academy of Sciences, Ningbo 315201, People’s Republic of China (Presented 31 October 2011; received 23 September 2011; accepted 30 December 2011; published online 14 March 2012) The effects of hydriding degree on the microstructure and magnetic properties of sintered NdFeB magnets have been studied. The degree of crushing depends on the absorption content of hydrogen and affects the magnetic properties of final magnet. Insertion of hydrogen atoms leads to a significan