1) specific magnetic moment
比饱和磁矩
1.
Increase in the lattice parameters a and c, Curie temperature T_c, and specific magnetic moment σ_(?)(T=300K) were observed with iron substituting cobalt.
用水冷铜舟高频感应炉制备化合物R_2Co_(7-x)Fe_xB_3(R=Nd,Sm),当x=0~3时,该化合物可形成六角结构,随Fe含量的增加,晶格常数α、c增大,居里温度T_c和室温时的比饱和磁矩σ_2,也明显增加,样品在磁场中取向前后的X射线衍射谱分析表明,该化合物具有单轴各向异性,易磁化轴在C-轴上,利用CL-16直流磁特性测试装置,测量了该化合物粉末样品室温时的内禀矫顽力_MH_c。
2) saturation magnetic moment
饱和磁矩
1.
In two-step heat treatment,the coervivity is reduced obviously and saturation magnetic moment is improved obviously with prolonging the heat-proof time.
用不同的热处理工艺对1J79合金进行退火,采用振荡样品磁强计(VSM)测得合金的磁滞回线,结果表明,二步法退火与一步法退火相比较,合金的矫顽力Hc显著降低;在二步法退火时,随着退火保温时间的延长,合金的矫顽力Hc显著降低,饱和磁矩增高。
2.
The dependence of cation distribution in lattice and saturation magnetic momenton the content of Co(Ⅱ)have been calculated.
考察了系列组成Co_zFe_3-xO_4样品的穆斯堡尔效应,推算出晶体中阳离子分布与饱和磁矩同Co(Ⅱ)含量的关系。
3.
Preliminary results show that the formation of nanocrystallites gives a drastic increase of the thermal expansion coefficient below Curie temperature TC and the saturation magnetic moment at 77 K, while the expansion coefficient above the TC remains almost unchanged as annealing temperature increase.
初步结果表明,纳米晶的形成导致Curie温度(TC)以下的热膨胀系数和77K下的饱和磁矩急剧增加,而TC以上的热膨胀系数几乎不随退火温度变化,用因瓦效应解释了实验结果。
3) Saturation atom monment
饱和原子磁矩
4) specific saturation magnetization
比饱和磁化强度
1.
The results show that the increase of Ni content leads to the increase of amorphous forming ability,specific saturation magnetization changes complexity and reaches maximum at x=15,coercivity decreases all the while.
结果表明:随Ni含量的增加,FeNiZrNbB系合金的非晶形成能力增强,比饱和磁化强度变化相对复杂,当x=15时达到最大值,而矫顽力却一直呈下降趋势。
2.
Effects of the deposits thickness and heat treatment temperature on the coercive force and specific saturation magnetization were investigated.
通过化学镀方法获得纳米晶Co-B合金,分别研究了沉积层厚度和热处理温度对其矫顽力和比饱和磁化强度的影响。
3.
Their specific saturation magnetization σ s and specific surface area S a were measured.
通过测量它的比饱和磁化强度σs 与比表面积Sa,得出经验公式σs(Sa) =σs(∞ ) ( 1-aSa) ,运用非共线磁结构理论很好地解释了上述经验公式 ,并得到纳米晶的非共线表面层的厚度。
5) saturation magnetization
比饱和磁化强度
1.
The result shows that the effect of cover with silicon on the coercivity (Hc), the saturation magnetization ( ), and the size of the powder particles is obviously, it has the coercivity (Hc), and the saturation magnetization decreased, but the size of the powder particle is decreased, too.
4O19)磁粉的矫顽力、比饱和磁化强度、矩磁比等磁性质及其粒度的影响,结果表明,包硅使钡铁氧体(BaCo0。
2.
The change of structure and magnetic properties of Ni 50 Bi 50 powders during mechanical alloying were studied by using X ray diffraction、DSC and saturation magnetization measurements.
X射线衍射、差示扫描量热分析(DSC)和比饱和磁化强度的测量结果表明:混合粉末的晶粒尺寸随球磨时间的增加而减小。
3.
Objective To investigate the effect of preparation conditions on the effective diameter and saturation magnetization (Ms) of dextran magnetic iron oxide nanoparticles (DMN).
目的探讨葡聚糖氧化铁磁性纳米颗粒(DMN)的制备对其有效粒径和比饱和磁化强度的影响。
6) saturation moments
饱和力矩
补充资料:饱和磁矩
分子式:
CAS号:
性质:当热力学温度趋于0时磁性体的饱和磁化强度,称为(绝对)饱和磁矩。在某一温度下,物体内所有原子的磁矩受到外磁场作用,并都能按照某一方向整齐地排列,这时的总磁矩为该温度的饱和磁矩。在电器铁芯材料(电磁铁和永磁铁)中饱和磁矩是非常重要的物理量。
CAS号:
性质:当热力学温度趋于0时磁性体的饱和磁化强度,称为(绝对)饱和磁矩。在某一温度下,物体内所有原子的磁矩受到外磁场作用,并都能按照某一方向整齐地排列,这时的总磁矩为该温度的饱和磁矩。在电器铁芯材料(电磁铁和永磁铁)中饱和磁矩是非常重要的物理量。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条