铁磁性
- ferromagnetism
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我们提出碳掺杂氧化锌具有铁磁性
We ferromagnetism in carbon-doped ZnO .
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共沉淀法制备Co掺杂ZnO的室温铁磁性的研究
Room-temperature ferromagnetism in Co-doped ZnO fabricated by coprecipitation method
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A-B结构铁磁性超晶格中自旋波局域模与界面模
Confined and Interface Modes of Spin-Waves in Ferromagnetic Superlattices of A-B Structure
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兔眼内铁磁性异物MRI诊断研究
An study of intraocular ferromagnetic foreign bodies on MRI in rabbits
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用于自组装巨磁阻材料的铁磁性纳米Co粒子的研制
Development of ferromagnetism nanometer Co particles used for self-assembled
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具有垂直各向异性的Co/Pt多层膜中各Co层之间铁磁性耦合
Ferromagnetic coupling between Co layers in Co / Pt multilayer with perpendicular anisotropy
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含Al,Si反铁磁性γ-Fe-Mn基合金中的电阻极小
Resistivity minimum in antiferromagnetic γ - fe-mn base alloys containing Al or Si
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铁磁性材料在抑制GIS高频暂态应用中的仿真分析方法
Simulating and Analyzing Method for the Applications of Ferromagnetic Materials in Suppressing High Frequency Transients Within GIS
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铁磁性物质Ni的液态结构的分子动力学模拟
The Molecular Dynamics Simulation of Magnetic Substance Ni
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磁化状态和回火温度对铁磁性恒弹合金Q值的影响
Effects of Magnetization and Tempering Temperature on Q Value of Constant Elastic Ferromagnetic Alloys
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Ti(1-x)CoxO2铁磁性半导体薄膜研究
Study of ferromagnetic semiconductor films : Ti_ ( 1-x ) Co_xO_2
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稀磁半导体Zn(1-x)NixO的室温铁磁性
Room temperature ferromagnetism in Zn_ ( 1-x ) Ni_xO diluted magnetic semiconductor
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Nd(1-x)CaxMnO3中A位替代导致的铁磁性及磁化强度跳变
Ferromagnetism and magnetization steps induced by A-site substitution in Nd_ ( 1-x ) Ca_x MnO_3
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Cr掺杂BN半金属铁磁性的第一性原理计算
The First-principles Calculations of Half-metallic Ferromagnetism in Cr-doped BN
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是由于Co原子聚集形成了超顺磁性的Co纳米颗粒,减弱了样品的铁磁性。
The implanted Co atoms agglomerated and formed superparamagnetic Co clusters , which resulted in the decrease of the ferromagnetism .
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基体Cr含量下降大于6%,合金由抗磁性的变为铁磁性的;
Alloy becomes ferromagnetic from diamagnetic when the loss of Cr content in matrix is more than 6 % .
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结果表明,上述各种缺陷均无法单独在ZnO中诱发铁磁性。
The results show that any of the above-mentioned defects are not able to induce ferromagnetism in ZnO .
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观察到低含量Cu掺杂样品铁磁性减弱,出现金属-绝缘转变与团簇玻璃态行为;
5 % Cu doping results in appearing of metal-insulator transition , weakening of ferromagnetism , and occurring of cluster glass state .
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铁磁性Fe3O4负载TiO2纳米粒子的制备表征及光催化活性
Preparation and Characterization of Ferromagnetic Fe_3O_4 Loaded TiO_2 Nanoparticles
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相应地,2a位的Fe原子,在AFM态为顺磁性,经过该相变后,相应地呈现铁磁性排列。
However , the Fe atoms at 2a also showed a magnetic moment in ferromagnetic state .
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稀释磁性半导体Sn(1-x)MnxO2的室温铁磁性
Room-temperature ferromagnetism in Mn-doped SnO_2 diluted magnetic semiconductor
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这说明单独的Mn掺杂ZnO难以形成具有室温铁磁性的稀磁半导体材料。
It shows that Mn single doped ZnO is difficult to form a diluted magnetic semiconductor with room temperature ferromagnetic .
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由于Co的掺杂量不同,磁性测试结果表明不同Co掺杂SiC纳米线分别具有铁磁性、顺磁性以及抗磁性的特征。
The magnetic properties measurement showed that the nanowires exhibited ferromagnetic , paramagnetic and diamagnetic behaviors , dependent on the concentration of Co doping .
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根据被动磁引信工作特点,设计了基于三维磁阻传感器和DSP的铁磁性目标探测与定位系统。
According to the passive magnetic fuze operational characteristics , the ferromagnetic target detecting and locating system based on tri-axial magnetoresistive sensors and DSP was designed .
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这主要是因为Li掺入后会较大地改变ZnO的载流子浓度,而ZnO基DMS的铁磁性可能来源于载流子媒介的交换作用。
ZnO-based DMS ferromagnetism may originate from the carrier mediated exchange interaction and the carrier concentration of ZnO might change when Li doped .
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以Al2O3为衬底利用多能态离子注入法在离子注入设备上制备了一系列具有室温铁磁性的Al2O3∶Mn样品。
Room-temperature ferromagnetic Al_2O_3 ∶ Mn samples are prepared with the multi-energy ion implantation method by an ion beam implantation system .
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面心立方点阵上Ising自旋1/2系统反铁磁性和AB合金超点阵的统计理论&配分函数的级数展开法
Statistical theory of type I antiferromagnetism and ab alloy superlattice on a face centered cubic lattice-a series expansion method
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并且对它们的合成、结构以及配合物19的磁性做了进一步的研究,结果表明,配合物19中相邻的Cu(Ⅱ)离子之间存在铁磁性相互作用。
Their crystal structures and the magnetic properties of complex 19 were also studied . The magnetic susceptibility studies indicated that between the polymeric Cu ⅱ ions ferromagnetic interactions were existence .
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对纯相样品的磁性测量发现:所有样品均没有铁磁性出现,只表现出反铁磁性,并且该反铁磁性随着Cr掺杂量的增加而增强。
For the impurity-free samples , only antiferromagnetic behavior is observed and no ferromagnetism appears . With increasing Cr doping concentration , the antiferromagnetic interaction between Cr spins is enhanced .
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因瓦问题涉及到3d过渡族金属及合金的铁磁性起源,因此一直是磁性物理学中最重要的研究课题之一。
Because Invar problem is closely connected with the physical origin of ferromagnetism in 3d transition metals and alloys , it has been one of the most important subjects in the field of magnetic physics .