magnetis相关论文
One hundred and seventeen oriented specimens of loess(in the form of cubes with an edgeof 4 cm)were collected from the ......
Compound I was first synthesized and characterized. Its crystal structure and magnetic property were determined and inve......
Nanometer ferromagnetic metal-semiconductor matrix Fe-In2O3 granular films are fabricated by the radio frequency sputte......
It was reported that both dielectricity and magnetism at room temperature were appreciably improved in Bi4Fe2TiO12 film ......
Fe3O4 magnetic nanoparticles were synthesized by the hydrothermal method, and the influences of the surfactant sodium bi......
文中探讨了一种非破坏性的测量技术——电磁传感检测,利用索中放置的电磁传感器,通过测量磁通量的变化来测定索力。这种新型的电磁......
合成和表征了两种新的异双核配合物：［Ｃｕ（ｏｘｅｎ）Ｎｉ（ｔｍｅｎ）２］（Ｃ１Ｏ４）２（１）和［Ｃｕ（ｏｘｅｎ）Ｎｉ（ｔｍｄ）２］（Ｃ１Ｏ４）２·Ｈ２Ｏ（２）；ｏｘｅｎ表示Ｎ，Ｎ’－二（２－氨乙基）草酰胺根阴离子；ｔｍｅｎ为Ｎ，Ｎ，Ｎ’，Ｎ’－四甲基乙二胺；ｔｍｄ表示１，３－丙二胺．经元素分析、红外光谱、电......
本文综述了纳米尖晶石型复合氧化物的合成方法,包括物理合成法和化学合成法.主要介绍了化学合成法,如:沉淀法(直接沉淀法、均相沉......
Ｎｄ１５Ｆｅ７７Ｂ８永磁材料由具有极高磁单轴各向异性的化合物组成，它的主相Ｎｄ２Ｆｅ１４Ｂ呈四方相结构，其晶格常数ａ＝０．８８０ｎｍ，ｃ＝１．２２１ｎｍ，饱和磁感应强度值达１．６１Ｔ，Ｎｄ１５Ｆｅ７７Ｂ８产性能为：Ｂｒ＝１．２３，Ｔ，ＢＨｃ＝８８０ｋＡ／ｍ，（ＢＨ）ｍａｘ＝２９０ｋＪ／ｍ＾３，Ｂｒ的温度系数为－１２６０＊１０＾－６／Ｋ。......
采用化学共沉淀法制备Fe3O4纳米粒子，选择NH3·H2O作为沉淀剂，并与Fe^2＋和Fe^3＋的混合溶液同时同速滴加到由氨水和硝酸氨组成的缓......
采用2步水热法合成了LaPO4∶Eu3＋-Fe3O4复合材料.在LaPO4∶Eu3＋-Fe3O4复合材料中,LaPO4∶Eu3＋为单斜晶相,呈纳米棒状,纳米棒的直径和......
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