一是要求硬磁相有尽可能高的内禀矫顽力和尽可能高的磁晶各向异性;
One is that the hard magnet phase must bear intrinsic coercive force as high as possible.
根据非磁性离子代换量和磁晶各向异性的关系,对实验结果作了合理的解释。
According to the relation between nonmagnetic ion substitution quantity and magnetocrystalline anisotropy, a reasonable interpretation for the experimental was obtained.
本文导出了更精确的单晶铁磁共振公式,其近似度达到磁晶各向异性场的平方项。
More precise analytic expressions for ferromagnetic resonance of single crystals are calculated, the approximation being carried to terms quadratic in the magneto-crystalline anisotropy field.
另外,为了便于分析磁晶各向异性能与温度的关系,本文还给出了分子场强度随温度变化的曲线。
In addition, for analyzing the relation between the magnetocrystalline anisotropy energy and the temperature, the curve of the temperature dependence of molecular field intensity were plotted.
研究了一种双取向硅钢不同方向的磁感(B8)及其与织构和磁晶各向异性能(EK)之间的关系。
The relationship between the different direction magnetic properties (B8), texture and the magneto-crystalline anisotropy energy (EK) of a doubly oriented Si steel has been investigated.
结果发现,有效磁各向异性常数随粒度的减小而增大,微粉的有效磁各向异性常数大于锂铁氧体的磁晶各向异性常。
The calculated results showed that the effective magnetic anisotropy constants of ultrafine particles were larger than the magnetocrystalline anisotropy constant of Li-ferrite.
本模型中铁磁层具有单轴磁晶各向异性和立方磁晶各向异性,而反铁磁层仅具有单轴磁晶各向异性,但其厚度趋于半无穷。
The thin FM film is considered as a single crystal with cubic and uniaxial magnetocrystalline anisotropies, while the AFM film has only uniaxial magnetocrystalline anisotropy.
本模型将铁磁薄层抽象为一个单晶,具有立方磁晶各向异性和单轴磁晶各向异性,而反铁磁层视为厚度趋近于半无穷,且只有单轴磁晶各向异性。
The thin FM film is taken to be a single crystal with cubic and uniaxial magnetocrystalline anisotropies, while the AFM film has only single uniaxial magnetocrystalline anisotropy.
采用含有丰富谐波分量的窄脉冲电流作为励磁信号对非晶丝直接励磁,使传感器具有灵敏度高、响应快的优点。
The magnetic sensor has characteristics of high sensitivity and quick response due to the amorphous wires excited directly by sharp pulse train current containing amount of harmonic signals.
本文详细论述了由两个铁磁相组成的新型纳米晶软磁合金在理论研究和实际应用方面所取得的重要成果。
The important results in theoretical and applied studies on nanocrystalline soft magnetic alloys consisting of two ferromagnetic phases are described in detail in this paper.
观察到非晶合金的晶化温度,磁有序温度和平均磁超精细场有规律性的变化。
The regular variation of crystallization temperature, magnetic ordering temperature and average hyperfine magnetic field of the amorphous alloys with Nb content were observed.
它利用多谐振荡桥励磁的单纳米晶磁芯双绕组差动对称结构。
The sensor has differential symmetric structure with single nanocrystalline core and double coils excited by multivibrator bridge.
非晶合金(金属化玻璃)是一种优异的低损耗软磁材料。
Amorphous alloy is a excellent soft-magnetic material which has lower losses.
利用钴基非晶薄带环形磁芯的巨磁阻抗效应研制了新型非接触电流传感器。
The novel non-contact type current sensor based on giant magneto-impedance (GMI) effect in Co-based amorphous ribbon toroidal core was studied.
有鉴于此,本文设计了基于铁基非晶薄带GMI效应的弱磁传感器。
Then, a weak magnetic sensor based on GMI effect in Fe-based amorphous ribbon is designed in this paper.
当非晶粉末比例达到50%以上,随着非晶粉末质量百分比的增大,复合磁粉芯性能的变化速度较慢。
While the amorphous powder is more than 50wt. %, the properties change slower with increment of amorphous powder.
结果表明,快淬后磁粉的显微结构与快淬速度和晶化温度密切相关。
The result indicated that the microstructure of the powder is clearly related to quenching velocity and crystallizing temperature.
本发明是一种铁基块体非晶合金环形磁芯的铜模吸铸制备装置及其方法。
The invention provides a copper mould suction casting preparation device of an iron-based bulk amorphous alloy toroidal magnetic core and a method therefore.
采用计算机模拟的方法计算了纳米晶复合永磁材料的磁性能,并对软磁相比例对磁性能的影响进行了研究。
Magnetic properties of a model nanocomposite magnet were calculated by means of computer simulation, and the effects of the amount of the soft magnetic phase on them were studied.
同时讨论了纳米晶软磁合金具有优异软磁特性的机理和应用前景。
Mechanism resulting in the excellent soft magnetic behavior and application prospects are discussed.
脱氢再复合后形成的微晶的磁畴结构则表明样品保留了铸态样品柱状晶的构型。
And for the samples after sufficient DR process, it isc onfirmed by the detected domain structures that the configuration of the column -like crystals retains.
首次从无规双相各向异性模型和快速循环退火法两方面入手,建立了RRTA纳米晶化动力学模型,给出了软磁薄膜的磁电性能与纳米晶化工艺的关系。
The crystallization kinetics model is established by using a random two-phase anisotropy film. The influences of RRTA parameters on magnetic and electric properties of soft-magnetic are studied.
研究了获得优异软磁非晶钴磷镀层的工艺条件,并对其巨磁阻抗效应进行了初步研究。
The conditions for fabricating CoP amorphous alloy deposits with excellent soft magnetic property were investigated in detail.
研究了细晶无磁硬质合金金属注射成形工艺中碳含量的控制。
CarbonControl in MIM Process of Nonmagnetic Fine cemented Carbide was studied.
采用磁粉晶化制备纳米晶磁材的方法,研究了热处理工艺对纳米晶复合磁体磁性能的影响。
Nanocrystalline material has been prepared by crystallization. The effect of heat treatment on magnetic properties of nanocomposite material was studied.
通过高电压模拟试验,观测了铁氧体、非晶磁芯和金属磁粉芯三种材料的磁环,特别观测了磁饱和的影响。
High voltage simulation tests were performed on the magnetic rings of three kind materials, i. e. ferrite, amorphous and microcrystalline and metallic magnetic powder core.
铁基纳米晶逆变变压器磁芯其具有高饱和磁感应强度,效率高,激磁功率小,损耗低,良好的温度稳定性。
Fe-based nanocrystalline core transformer inverter which has a high saturation magnetic flux density, high efficiency, small excitation power, low loss, good temperature stability.
铁基非晶纳米晶磁芯具有优良的软磁性能,广泛应用于电子电工行业。
Fe-based amorphous and magnetic-cores have superior soft magnetic properties, which are widely applied to electronic and electric industry.
趋磁细菌细胞内合成的纳米磁小体具有颗粒均匀,晶型稳定的特点,每个磁小体有脂膜包被。
Magnetotactic bacteria can form uniform nanometer sized magnetic particles(megnetosomes)within the bacterial cells and each particle is enveloped in a membrane.
趋磁细菌细胞内合成的纳米磁小体具有颗粒均匀,晶型稳定的特点,每个磁小体有脂膜包被。
Magnetotactic bacteria can form uniform nanometer sized magnetic particles(megnetosomes)within the bacterial cells and each particle is enveloped in a membrane.
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