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Research Advance on Magnetocaloric Effect of La-Fe-M(Al, Si) Compounds 吴金平1,涂铭旌1,郝春1,肖素芬1,陈云贵1 (1.School of Materials Science and Engineering,Sichuan University,Chengdu 610065,China) Abstract:Recent research progress on magnetocaloric effect of La-Fe-M(M=Al,Si)compounds was presented.La-Fe-M(M=Al,Si)compounds of high Fe content are excellent soft magnetic materials with NaZn13 structure.The......
Structure and Magnetic Properties of Magnetostrictive FeGa Film on Single-Crystal(100) GaAs and(001) Si Substrate Fabricated by Pulsed Laser DepositionY.Zhang1,2,M.Turghun1,C.J.Huang1,T.Wang1,F.F.Wang2,W.Z.Shi1,21. Key Laboratory of Optoelectronic Material and Device,Shanghai Normal University2. Mathematics and Science College,Shanghai Normal University摘 要:
Magnetostriction and hysteresis of <110> oriented TbDyHoFe1.95 alloy张洪波1,2,庞艳荣1,温丽娟1,蒋成保21. School of Quality and Technical Supervision,Hebei University2. School of Materials Science and Engineering,Beihang University摘 要:(Tb0.36Dy0.64)1-xHoxFe1.95 magnetostrictive alloys with <110> orientation were prepared by zone melting directionally......
Magnetostriction and hysteresis of <110> oriented TbDyHoFe1.95 alloy张洪波1,2,庞艳荣1,温丽娟1,蒋成保21. School of Quality and Technical Supervision,Hebei University2. School of Materials Science and Engineering,Beihang University摘 要:(Tb0.36Dy0.64)1-xHoxFe1.95 magnetostrictive alloys with <110> orientation were prepared by zone melting directionally......
树脂基稀土-铁系超磁致伸缩复合材料的制备与压应力效应研究 顾正飞1,成钢1,江民红1 (1.桂林电子工业学院材料科学与工程研究中心,广西,桂林,541004) 摘要:采用粉末粘结-磁场成型法制备了树脂基稀土-铁系超磁致伸缩复合材料(Giant magnetostrictive particle composite, GMPC), 并对样品在不同压应力下的磁致伸缩系数进行了测量, 当样品中的TeDyFe合金颗粒尺寸为0~200 μm,质量分数为90%时, 其磁致伸缩系数于外加磁场达到266 kA·m-1时即已趋近饱和, 饱和磁致伸缩系数达623×10-6;当施加在样品纵向方向上的预压应力为5 Mpa时, 此时样品的饱和磁致伸缩系数最高, 为662×10-6, 比未加预压应力时样品的饱和磁致伸缩系数高39×10-6, 表明所制得的实验样品具有一定的压应力效应, 并且压应力效应在较低压力......
="ChDivSummary">In order to expand the applications of giant magnetostrictive materials in the field of precision positioning,an extreme value model of free energy was established with deflection angle... a foundation for the magnetostrictive mechanism and establishment of precision positioning theories of the giant magnetostrictive materials.关键词:......
="ChDivSummary">In order to expand the applications of giant magnetostrictive materials in the field of precision positioning,an extreme value model of free energy was established with deflection angle... a foundation for the magnetostrictive mechanism and establishment of precision positioning theories of the giant magnetostrictive materials.关键词:......
of giant magnetocaloric effect materials and potential problems for the use of giant magnetocaloric effect materials in magnetic refrigerators with the recent market investigation on rare earth metal... and magnetocaloric properties of Nd monopnictides [J]. Journal of Magnetism and Magnetic Materials, 2004, 272/276(III): 2373-2374. [21] PECHARSKY V K, GSCHNEIDNER Jr K A. Giant magnetocaloric effect......
TiO2/graphene nanocomposites as anode materials for high rate lithium-ion batteriesTANG Yi-ping(唐谊平), WANG Shi-ming(王诗明), TAN Xiao-xu(谭晓旭), HOU Guang-ya(侯广亚), ZHENG Guo-qu(郑国渠) (College of Chemical...) as anode materials for lithium-ion batteries was reported. The morphology and crystal structure were studied by X-ray diffraction (XRD), field emission scanning electron microscopy (FE-SEM......
Magnetostrictive Flexible Thin Film Structure for Micro DevicesHeung-Shik Lee,Chongdu Cho摘 要:Polyimide (Kapton, Dupont Corp.) based magnetostrictive thin... in miniaturized magnetostrictive devices. The films were fabricated on different substrates to compare their different magnetic and structural properties. It showed much more magnetostriction and higher impact......
