1) magnetocaloric effect
磁卡效应
1.
Low-field magnetocaloric effect of La_(0.67)Sr_(0.33)MnO_3/α-Fe_2O_3 composites;
La_(0.67)Sr_(0.33)MnO_3α-Fe_2O_3复合体系的低场磁卡效应
2.
The basic principle of magnetocaloric effect (MCE)and the crystal structure of perovskite-typemanganese oxides are briefly described in this paper.
简要叙述了磁卡效应的基本原理、钙铁矿化合物的晶体结构,对比了不同A、B位离子不同比例取代的钙钛矿化合物的磁熵变,并对其机理做了简要分析。
3.
The structure and magnetocaloric effect of the samples were studied by structure analysis, temperature programmed reduction (TPR) and magnetic measurement.
用溶胶—凝胶法制备了La1- xNaxMnOz多晶纳米颗粒, 用结构分析、程序升温还原(TPR)及磁性测量等方法研究了样品的结构和磁卡效应。
2) Kappa effect
卡帕效应
3) piezomagnetic properties
压磁效应
1.
Infiunce of anneal processes on piezomagnetic properties of FeCuNbSiB amorphous alloy s strip;
退火工艺对FeCuNbSiB非晶带材压磁效应的影响
2.
The strips have excellent piezomagnetic properties,especially frequen.
非晶FeSi带材具有优越的压磁效应,在频率为100MHz,阻抗变化可达34。
4) magnetoelectric effect
磁电效应
1.
Numerical modeling of magnetoelectric effect in a laminated composite;
层状复合材料磁电效应的数值分析
2.
Measurement of magnetoelectric effect by using a dynamic method;
动态法测量材料的磁电效应
3.
The spin wave in the A-type antiferromagnet with magnetoelectric effect;
具有磁电效应的A类反铁磁系统的自旋波理论
5) magnetocaloric effect
磁热效应
1.
Study on magnetocaloric effect of Mn_5(Ge_(3-x)Sb_x)(x=0,0.1,0.2,3) alloys in low magnetic field;
低磁场条件下Mn5(Ge_(3-x)Sb_x)(x=0、0.1、0.2、3)合金磁热效应研究
2.
Influence of heat treatment on magnetocaloric effect of the Mn_5Ge_(2.8)Sb_(0.2) alloy powder prepared by ball miller;
热处理对Mn_5Ge_(2.8)Sb_(0.2)合金粉末磁热效应的影响
3.
Direct measurement of magnetocaloric effect in Gd_(1-x)Zn_x;
Gd_(1-x)Zn_x系合金磁热效应的直接测量
6) Clash-magnetism effect
冲磁效应
补充资料:磁卡效应(magnetocaloriceffect)
磁卡效应(magnetocaloriceffect)
顺磁与铁磁性物质在外磁场的作用下,磁矩由杂乱变为有序,原子磁矩之间及与外磁场之间的相互作用能降低,它的磁熵减小,排出熵的过程也就是放热的过程。反之,在取消磁场的过程中,磁性物质的磁矩由有序而变为杂乱,从外界吸收能量,磁熵增加,在系统绝热的情况下则磁性物质本身降温。这种由外磁场变化而引起磁性物质放热或吸热的现象称为磁卡效应。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条