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Rare earth permanent magnets Sm2(Co,Fe,Cu,Zr)17 for high temperature applications WANG Jingdong1,PENG Long2,ZHANG Ming1,XU Guangliang3,YANG Qiuhui2,ZHANG Huaiwu2 (1.Southwest Institute of Applied... of Materials Science and Engineering, Southwest University of Science and Technology, Mianyang 621010, China) Abstract:Sintered Sm(CobalFexCu0.1Zr0.03)7.5 (x=0.09-0.21) permanent magnets with higher Fe......
magnetic field decreases with the increase of Ti4+ doping. Key words: spinel ferrite; M?ssbauer spectroscopy; hyperfine magnetic field; isomer shift; Ti4+ doping 1 Introduction Transition metal ferrites are a family of oxides having great technological importance because of their novel physical properties. These ferrite materials can be used in the fabrication of the magnetic, electronic......
J. Cent. South Univ. (2019) 26: 1830-1839 DOI: https://doi.org/10.1007/s11771-019-4137-0 Nested Newmark model to estimate permanent displacement of seismic slopes with tensile strength cut-off ZHOU... and input ground motions on permanent displacement. Neglecting the tensile strength can underestimate the permanent displacements of slopes. As the peak acceleration increases, the underestimation......
Magnetic property and microstructure of SmCo magnetic recording films WANG Lijin1,ZHANG En1,LI Ning1,LI Shuai1 (1.Department of Materials Physics, University of Science and Technology Beijing, Beijing 100083, China) Abstract:Cr/SmCo/Cr thin films with Sm concentration of 37.7 at.% were deposited on glass substrates by magnetron sputtering. Meas-urement of magnetic properties showed......
Study of Technology of Stripping Nickel Coating on NdFeB Permanent Magnet Rao Houzeng1,Jiang Longfa1,LI Guohua2,Lin Guanjie1 (1.Department of Environmental and Chemical Engineering, Nanchang... in the solution of stripping the nickel coating on NdFeB permanent magnet on the stripping result were studied systematically.The practical formular contains mainly the oxidant m-O2NC6H4SO3Na, the complex......
; 热处理 中图分类号: TM274 文献标识码: A High performance NdFeB permanent magnetic material prepared by spark plasma sintering WANG Gong-ping, YUE Ming, ZHANG Jiu-xing, LIU Wei-qiang (Key Laboratory...磁性能的影响 Fig.2 Effect of SPS sintering temperatures on magnetic properties of SPS NdFeB permanent magnets after heat treatment at 1050℃ 图3 SPS烧结温度对经1050℃热处理的SPS NdFeB永磁材料密度的影响 Fig.3......
Permanent deformation response parameters of asphalt mixtures for a new mix-confined repeated load testLIAO Gong-yun(廖公云)1, YANG Yi-wen(杨毅文)2, HUANG Xiao-ming(黄晓明)1, XIANG Jin-yuan(向晋源)3(1. School... of permanent deformation response parameters based on field extracted cores and lab-mixed duplicates. A new "mix-confined" test is developed and four new parameters for this test are proposed. Correlation......
. ZHANG Wei, HUANG Ping, MENG Yonggang. Mechanism and experiment research on rotational magnetic field generated by circumferentially arrayed permanent magnets[J]. Journal of Engineering Design, 2008, 15...编号:1672-7207(2015)01-0099-08 Electromagnetic characteristics of large gap magnetic driving axial flow blood pump TAN Zhuo, TAN Jianping, LIU Yunlong, TAN Wei (State Key Laboratory for High Performance......
and kinetical analysis of Sm2Co17 based permanent rare-earth magnets LI Li-ya, YI Jian-hong, HUANG Bai-yun, PENG Yuan-dong (State Key Laboratory of Powder Metallurgy, Central South University, Changsha 410083, China) Abstract: The magnetic properties and one-step aging, two-step aging and multilevel aging treatment of Sm(CoFe0.20Cu0.12Zr0.03)7.5 were investigated, and the kinetic mechanism......
Magnetic Properties of Nd12Co6Pb Compound () Abstract:The magnetic and magnetocaloric properties for the Nd12Co6Pb compound were investigated. The Curie temperature TC of the magnetic transition of Nd12Co6Pb compound is 194 K. The experimentally determined magnetic effective paramagnetic moment is μeff=12.36 μB per formula unit (3.49 μB per Nd atom). The maximum magnetic entropy change......
