磁各向异性
- 网络anisotropy;magnetic anisotropy;magnetic anisotropic effect;magneticanisotropy
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非晶态Fe(1-x)(Si,B)x合金的内禀磁性和磁各向异性
Intrinsic magnetism and magnetic anisotropy of amorphous alloys fe_ ( 1-x )( si , b ) _x
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磁各向异性对YIG单晶磁性薄膜△H的贡献
The Contribution of Magnetic Anisotropy in Single Crystal Magnetic YIG Film to △ H
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此外,用磁化功的方法计算了应力感生磁各向异性常数Ku。
In addition , the stress-induced magnetic anisotropy constant Ku was determined with magnetization work .
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磁各向异性色散介质散射的Pad啨时域有限差分方法分析
Pad é - finite-difference time-domain analysis of electromagnetic scattering in magnetic anisotropic medium
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多层膜的磁滞回线表明:Co/Pt多层膜具有垂直磁各向异性,易磁化轴垂直于膜面;膜面垂直于外磁场时膜的矫顽力随Co含量的增加而增加。
The results showed that Co / Pt multilayers had perpendicular magnetic anisotropy and the easy-magnetization axis was perpendicular to the film face .
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Fe(Co)Al(Zr)O系薄膜磁各向异性是由形状各向异性引起的。
The origin of anisotropy in Fe ( Co ) Al ( Zr ) O system films is the shape magnetic anisotropy .
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预热温度提高到200℃时,薄膜呈杂乱取向,C轴取向不明显,这很不利于薄膜垂直磁各向异性。
When the temperature increases to 200 ° C , films appear to be with random orientation , c axis orientation is indefinite , which is bad for films PMA .
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非晶态合金Fe(81)B(13.5)Si(3.5)C2在退火过程中磁各向异性和晶化的穆斯堡尔研究
Mossbauer study on changes of the magnetic anisotropy and the crystallization in annealed amorphous alloy fe_ ( 81 ) b_ ( 13.5 ) si_ ( 3.5 ) c_2
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随着Ar气压增加,样品垂直膜面的矫顽力增加,但样品有效磁各向异性常数减小。
With increasing sputtering Ar gas pressure , the perpendicular and in-plane coercivity of the samples increase , but the effective magnetic anisotropy constant decreases .
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讨论了Ce取代的W型铁氧体中Ce~(3+)和Fe(3+)间的交换作用以及W型铁氧体中的磁各向异性问题。
Exchange interaction between Ce ~ 3 + and Fe ~ ( 3 + ) and their magnetic anisotropy in Ce substituted W & type ferrites are discussed .
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一般认为,Co/Pt多层膜的垂直磁各向异性主要源于界面处沿膜面法向的平移对称性中断队及Co与Pt的d电子杂化。
For Co / Pt multilayers , the perpendicular magnetic anisotropy is mainly re-sulted from the reduced symmetry and the hybridization between Co and Pt d orbits at interface .
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实验结果表明,Co薄膜具有比较复杂的结构和沿膜面的易磁化方向,退火时间较长,具有更强的磁各向异性。
The experimental results indicate , more complicated structure and an easy direction along the plane of the film exist in the Co films , magnetic anisotropy is stronger with annealing time longer .
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任意方向磁化磁各向异性单晶YIG薄膜中静磁波色散特性
Dispersion Characteristics of the Magnetostatic Wave in an Anisotropic YIG Film Magnetized in an Arbitrary Direction
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结果表明,NiP纳米线阵列,Ni纳米线阵列和Co纳米线阵列具有垂直磁各向异性,这来源于纳米线较高的长径比导致的形状各向异性。
The results indicate that NiP nanowire arrays , Ni nanowire arrays and Co nanowire arrays have sharp perpendicular magnetic anisotropy , which depends on the shape anisotropy .
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结果表明,Cr底层的存在能够增强TbCo非晶垂直磁化膜的磁各向异性,并使得其矫顽力增加。
It was found that the Cr underlayer could enhance the perpendicular anisotropy and increase the coercivity of the amorphous TbCo films .
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TbCo非晶垂直磁化膜的磁各向异性来源研究
Studies on the Origin of the Perpendicular Anisotropy in the TbCo Amorphous Films
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Weiss理论(1948)为基础的计算表明铬矾单晶的顺磁各向异性是存在的。
Weiss 's theory ( 1948 ) shows that the paramagnetic anisotropy does exist in the single crystals of chrome alums .
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实验发现:当合金内有适当数量的-αFe(Si)晶体相析出时,可形成感生磁各向异性,易磁化方向与带面垂直。
It was found that when a moderate amount of crystalline α - Fe ( Si ) phase precipitates , the induced magnetic anisotropy forms , of which the easy magnetization direction is perpendicular to the alloy ribbon surface .
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根据实验测得的垂直FMR谱,确定了氮离子注入层的磁各向异性随注入剂量而变的关系。
From the perpendicular FMR spectra measured , the variation of the magnetic anisotropy with ion implantation dose is determined .
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非晶态Gd-Co合金薄膜结构、磁各向异性和磁畴的变化
Changes in structure , magnetic anisotropy and magnetic domain of amorphous Gd-Co alloy films
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Gd-Co系非晶薄膜垂直于膜面的磁各向异性的起源
Origin of magnetic anisotropy in amorphous Gd-Co based alloy films and in crystalline FeNi films
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FeCo基纳米晶合金有效磁各向异性与磁致伸缩研究一种高效计算各向异性磁化等离子体的时域有限差分算法
The Effective Magnetic Anisotropy and the Magnetostriction for FeCo-based Nanocrystalline Alloys ; Efficient FDTD Algorithm for Anisotropic Magnetized Plasma
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论述了磁各向异性常数的快速傅立叶变换(FFT)的估算原理、实现方法以及实现中磁转矩函数周期的识别、样本的取舍、傅氏级数的系数选取等问题。并给出一个实际计算的例子。
: The FFT estimating principle and implementation of uniaxial magnetic anisotropic constants , as well as the periodic recognition of the torque function , the determination of sample size and the choice of FFT coefficiences etc are introduced .
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利用MonteCarlo方法模拟了简单立方结构磁性薄膜的自旋重取向行为,重点研究了磁各向异性和偶极相互作用对系统自旋取向的影响。
The spin reorientation of magnetic thin film on a simple cubic lattice is simulated by employing Monte Carlo method . The influence of the magnetic anisotropy and the long-range dipolar interaction on the spin configurations of the system is also studied in detail .
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Ni-FeCr多层膜的磁各向异性和自旋波谱
Magnetic anisotropy and spin spectra in Ni-FeCr multilayer films
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Tb-Fe-Co合金薄膜由于具有大的磁各向异性Ku,其在磁光存储方面的应用被深入的研究。
Due to its large magnetic anisotropy Ku , Tb-Fe-Co alloy film has been widely used in the magneto-optical storage and has been studied by many scholars .
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对Cr含量为0-23at%的不同成分系列的CoCr合金薄膜磁畴的研究表明,随着Cr成分增多时其磁各向异性和相关的磁畴结构都敏感地变化。
Studying on the magnetic domains of different composition sets of CoCr alloy thin films with Cr content of 0-23 at % , experiment shows that the magnetic anisotropy and : related magnetic domain structure sensitively vary as the Cr at % increases .
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结果表明:膜内非S态Tb离子的非球对称电荷分布与局部晶场之间的相互作用,是TbCo薄膜存在垂直磁各向异性的主要原因。
The results shows that the interactions between the non-S state Tb ion in nonspherical electric charge distribution and the deformed local crystalline field , accounts for the major source of perpendicular magnetic anisotropy of TbCo amorphous films .
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理论分析结果表明,TbCo非晶垂直磁化膜的垂直磁各向异性主要来自于Tb离子的非球对称分布电荷与膜内晶场之间的库仑相互作用以及膜内的应力。
Theoretic analysis showed that the main origin of the perpendicular magnetic anisotropy in TbCo amorphous films are the coulomb interaction between the aspheric distribution charges of Tb ions and the crystal field and the stress of the film .
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本文研究了有限宽度及磁各向异性的多磁层结构内的静磁前向体波(MSFVW)色散方程随磁层增加的变化规律。
In this paper , we study the regularity that the dispersion equation of MSFVW ; in a magnetic anisotropy multilayer structure with finite width varies periodically with the number of magnetic layers increasing .