These can satisfy the request of magneto-optical recording media about high coercivity and big kerr rotation. 矫顽力是钴铁氧体薄膜作为高密度磁记录以及磁光记录介质的重要指标。
New Fe-Based Amorphous Alloys with High Initial Permeability, Low Coercivity and Low Core Loss 铁耗少的恒导磁率铁镍钴合金新型的高起始磁导率低矫顽力低铁损铁基非晶态合金
Application of pulsed field technique to magnetic property measurements of rare earth based hard magnetic materials with high coercivity 脉冲磁场技术在高矫顽力稀土永磁测量领域的应用
The temperature dependence of exchange bias and coercivity of ferromagnetic layer and antiferromagnetic gain layer is discussed. 讨论了铁磁反铁磁双层膜中交换偏置和矫顽场随温度变化的关系。
Stray field, caused by different pinned layer, results in observantly different bias field and coercivity of free layer. 不同钉扎层所贡献的漏磁场导致自由层有不同的矫顽场及偏压场。
Coercivity Mechanism Models and Influential Factors of Nd-Fe-B Nanocomposite Magnets 纳米复合钕铁硼磁体的矫顽力模型及影响因素综述
The fundamental characteristics of the latter, including the current research of the remanence and coercivity are analyzed and discussed. 本文对复相纳米永磁的一些基本特征,包括剩磁和矫顽力等的研究现状作了比较深入的分析和讨论。
Physical properties such as electrical conductivity, microhardness, coercivity, and permitivity decrease in proportion to the average particle size of a material. 随着材料平均颗粒尺寸的下降,诸如电导率、显微硬度、矫顽磁力和电容率等物理属性将成比例的减少。
Methods of measurement of the coercivity of magnetic materials in an open magnetic circuit GB/T13888-1992在开磁路中测量磁性材料矫顽力的方法
In the former case, coercivity is inversely proportional to the grain size; 对于前者,矫顽磁力的大小与粒径成反比;
With these improvements, GMR sensors with high MR and low coercivity could be achieved. 通过实施以上的优化方案,可以研制出高磁电阻率和低矫顽力的GMR传感器。
The influence of temperature on coercivity is very strong. 温度对矫顽力机制的影响强烈。
The coercivity of materials can be greatly improved by changing the CoPt alloy microstructure during heat treatment. 热处理过程中合金的微结构发生了变化,可以极大地提高材料的矫顽力。
The variation of effective anisotropy was basically the same as that of coercivity. 有效各向异性与矫顽力的变化规律基本相同。
And the irregular grains have no effects on the remanence, but they decreased the coercivity. 不规则晶粒对磁体的剩磁基本没有影响,但降低矫顽力。
Compared with the bulk sample, Ni 80 Fe 20 nanowire arrays have enhanced coercivity and larger remanence magnetization. 与体材料相比,这些Ni80Fe20纳米线阵列具有更高的矫顽力和较大的剩磁比等性能,在微型磁性元件领域将具有广泛应用前景。
Addition of tungsten to the Co-Pt electrodeposition can have lower Pt content while maintaining high coercivity. 在Co-Pt-W(P)磁性薄膜中钨的共沉积可以使合金薄膜在铂含量较低的情况下仍然保持较高矫顽力。
Furthermore, the coercivity mechanism of such permanent magnets is studied also. 此外,对永磁材料领域的一个关键和热点的问题-反磁化的机理,也进行了研究和讨论。
By addition of Al, the coercivity of alloy increases. 添加Al可以大幅度提高合金的矫顽力。
The angular dependence of coercivity is interpreted in terms of magnetization reversal mechanism. 从反磁化机制的角度对矫顽力随角度的变化规律进行了解释。
The change of the coercivity of the crystalline alloys with annealing temperature was explained. 初步解释了晶态样品在热处理过程中矫顽力随退火温度的变化关系。
It was found that hoth coercivity and remanence were affected by the grain boundary but in quite different way. 发现晶粒边界性质以不同方式影响着磁体矫顽力和剩磁比。
Magnetic measurements show the nanowire arrays have shape anisotropy and enhanced coercivity compared with the corresponding bulk materials. 磁测量的结果显示此纳米线阵列有形状各向异性,同块状材料相比矫顽力有所增强。
The saturation magnetization out-of-plane increases, while coercivity at first increases and then decreases with increase of annealing temperature. 增加热处理时间,面外饱和磁化强度增加,矫顽力先增加后减小。
The coercivity over 300 kA/ m was obtained from the powders with an average diameter of 20 nm. 在平均直径小于20nm的粉末中获得了矫顽力超过300kA/m。
The saturate magnetization and coercivity decrease as Ni content increases. 样品的饱和磁化强度和矫顽力随Ni含量的增加呈下降趋势。
The high perpendicular coercivity is considered as the contribution of grains shape anisotropy. 我们认为如此高的垂直矫顽力,主要是颗粒形状各向异性的贡献。
The reversal process and coercivity mechanism of such magnets have attracted much attention recently. 这种磁体的磁化反转过程和矫顽力机制引起了科学家的浓厚兴趣。
Meanwhile, the coercivity decreases and the saturation magnetization increases with the decrease of the film thickness. 随着薄膜厚度减小,样品的矫顽力降低,饱和磁化强度增大。
M-H curve shows that saturation magnetization, residual magnetization and coercivity increase with the increasing heating rate. 磁滞回线显示产物的饱和磁化强度、剩余磁化强度和矫顽力随升温速率的增加而增加。