查询词典 coercivity

Fe-50%Ni is a kind of excellent soft magnetic material with high permeability and low coercivity which has a wide practical application prospect.

Fe-50%Ni合金是一种典型的高磁导率和低矫顽力软磁材料，有着广阔的应用前景。

5B7 alloy is a superior soft magnetic material with high permeability and low coercivity.

但该合金应力敏感性大，微小的变形导致磁导率的大幅度降低。

The coercivity of cobalt ferrite thin film is one of the most important properties in applications for high density magnetic recording and magneto-optical recording .

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。

Some methods, such as hydrothermal method, sol-gel method and pulse laser deposition method, have been developed to prepare manganite nanomaterials. Studies on the nanoscaled manganites revealed that they exhibit a number of novel physical properties such as low field high magnetoresistance, superparamagnetism, and large coercivity and more promising applications as compared to the corresponding bulk compounds.

发展了低温水热法、溶胶凝胶法、脉冲激光沉积模板法等方法制备锰氧化物纳米材料，研究发现纳米级的锰氧化物表现出了一些不同于块材的奇特的物理性质：如低场高磁阻效应、超顺磁性、大矫顽力、低饱和磁化强度及表面自旋玻璃等。

The coercivity H of the film does not vary monotonously with temperature.

利用振动样品磁强计研究薄膜在不同温度下的磁滞特性。

After the second aging, the microstructure doesn't change and the anisotropy field of ordered phase increases, it leads to an increase of the coercivity.

第二步时效处理后，PtCo合金的微观组织结构不发生改变，有序相的各向异性场增大，使合金的矫顽力增大。

The XRD result indicates that the axial ratio c/a of the tetragonal structure decreases with increasing the content of platinum, which leads to an increase of the deviation from unity of the tetragonal structure. So that, the anisotropy field of the ordered phase is improved and the coercivity is increased.

合金的X射线衍射结果表明：时效热处理后，随着Pt含量的增加，合金面心四方结构的有序相的c/a值逐渐减小，c/a值的减小增大了四方晶格结构的a与c方向的不对称性，使有序相的磁晶各向异性场增大，提高了合金的矫顽力

Considerating over-all performance of mag nets, it was concluded that the optimal amount of doped-Ga was 0.5wt%. The other was that the grains size distribution of grains was narrow and grain distributed homogeneously as to microstructure of magnets when the amount of doped-Ga was 1 .Owt%;(3 ) In the magnets, there existed not only Nd2Fei4-xGaxB, but also GaNd concerning the Ga-elment form. The GaNd increased the amount of liquid and had favorable function during sintering, so it made for the increase of magnets density and the form of the second phase is good for improving coercivity.

综合考虑磁体的性能，最终得出添加0.5wt％为最佳的Ga添加量；(2)对于Nd_(15)Fe_(78)B_7+Ga系永磁体，当Ga的添加量为1.0wt％时，得到颗粒粒度分布范围窄，颗粒分布较均匀的显微结构；(3)元素Ga在磁体中不但以Nd_2Fe_(14-x)Ga_xB形式存在，而且以GaNd的形式存在，在烧结的过程中，增加了液相的数量，起助烧结的作用，有利于磁体密度的提高，形成第二相有利于矫顽力的提高。

For Permalloy/FeMn bilayers, the exchange field and coercivity decay exponentially in time with the application of an applied field antiparallel to the unidirectional anisotropy direction. The relative change of the exchange field, 1-H〓/H〓(t=0) also decays in an exponential manner with the FeMn layer thickness.

通过Py／FeMn双层膜结构研究了反铁磁层的厚度对交换耦合热稳定的影响，发现对于Py／FeMn双层膜，在外场方向与单向各向异性方向反平行时，交换偏置场和矫顽力随时间的变化呈指数衰减，耦合场和矫顽力的相对变化随FeMn层的厚度衰减。

Experimentally, in order to increase the coercivity of the hybrid recording media for increasing the area density, the influences of the magnetron sputtering parameters on the magnetic properties of TbCo films have been investigated.

实验上，围绕着光磁混合记录介质需要具有高的矫顽力，以提高介质记录面密度的问题，采用控制变量法，研究了制膜工艺参数对TbCo薄膜矫顽力的影响，得到了TbCo薄膜获得高矫顽力的最佳制膜工艺条件。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。