磁制冷是利用磁性材料的磁热效应(Magnetocaloric Effect,MCE),即等温磁化时,材料向外界放热,温度升高;绝热退磁时,材料从外界吸热,温度降低。
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...制冷机从某种水平下去道全部磁性资料都市在被置进磁场后升温在移出磁场后降温这一特征被称为磁致热效应(magnetocaloric effect)原子经过本身振动储存能量;而该外加磁场将金属中的电子有序分列并制止它们自在挪动时金属原子的振动就会增强温度随之增长移除磁...
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...正文快照】: 0前言磁制冷是指以磁性材料为工质的一种新型的制冷技术,其原理是利用磁制冷材料的磁热效应(Magnetocaloric effect,MCE),即磁制冷材料等温磁化时向外界放出热量,绝热退磁时从外界吸收热量,从而达到制冷的目的。
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The structure and magnetocaloric effect in the compounds were investigated by means of X-ray diffraction and magnetic measurements.
通过X射线衍射和磁性测量研究了样品的物相结构和磁热效应。
参考来源 - MnThe scanning electron microscopy (SEM) has been used to observe the morphology of the samples. The vibrating sample magnetometer (VSM) has been applied to measure the magnetic properties and the magnetocaloric effect of the samples.
用X射线衍射实验(XRD)确定两个系列样品的钙钛矿结构,计算晶格常数和晶胞体积,用扫描电子显微镜(SEM)观察样品的形貌,用振动样品磁强计(VSM)测量样品的磁性能及磁卡效应。
参考来源 - 钙钛矿锰氧化物LaIn this thesis, the main work is to prepare amino-modified Fe3O4 nanoparticles and microspheres with a wide range particle size and to make some investigation on the magnetism and magnetocaloric effect of materials.
本论文的主要工作是采用水热/溶剂热合成方法制备了多种粒径的表面氨基修饰的纳米Fe304颗粒与微球,对这些材料的性质与磁热效应进行了研究。
参考来源 - Fe·2,447,543篇论文数据,部分数据来源于NoteExpress
Magnetic refrigeration is a new technology that makes use of the magnetocaloric effect of solid-state refrigerants.
特别介绍了利用固态致冷剂的磁致变温效应的新技术。
The structure and magnetocaloric effect in the compounds were investigated by means of X-ray diffraction and magnetic measurements.
通过X射线衍射和磁性测量研究了样品的物相结构和磁热效应。
The first order phase transformation in the samples made of commercial Gd was destroyed by impurities, and no giant magnetocaloric effect was found.
发现采用商业级钆配制合金时,由于杂质抑制了材料的一级相变,未发现巨磁热效应。
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