晶格

We describe the structure and spin wave spectra of various undoped materials, and discuss how the structural and magnetic transitions are affected by the doping.

文章详细介绍了各种母体中的三维反铁磁结构及其自旋波频谱，并讨论了掺杂对反铁磁相变和晶格相变的影响。

For instance, as temperature decreasing, the Peierls transition will take place in one-dimensional (1D) conductor, at which supperlattice, charge density wave and spin density wave occur.

比如，一维导体是不稳定的，温度降低时会发生Peierls相变，出现超晶格和电荷密度波或自旋密度波，材料成为半导体或绝缘体。

These are large, sometimes the size of one's leg or one's spinal column, and do great damage to the etheric grid work of the form.

这些是大型的，有时候有着与你的腿或脊柱一样大的尺寸，能对形态的晶格层造成巨大的损害。

The modulational instability of nonlinear coherent spin waves in an atomic spin chain of spinor Bose-Einstein condensates confined in an optical lattice is studied.

研究了囚禁在光晶格中的旋量玻色-爱因斯坦凝聚体形成的原子自旋链中的相干非线性自旋波的激发与调制不稳定性。

To understand the mechanism of the luminescent enhancement for the nanocomposites,the measurements of steady fluorescence emission,fluorescence lifetime and spin-lattice relaxation time ( t 1) of the individual carbon atoms in MEH-PPV for the nanocomposite films were carried out.

结果激发态激子自淬灭的几率降低，稳态荧光量子产率提高和动态荧光寿命的延长；通过共轭碳原子的自旋-晶格弛豫时间的测定，观察了MMT对聚合物分子运动的影响，并由此探讨了MEH-PPV凝聚态与光物理性质的关系。

It is explained that saturation moment changes with increasing of Mn concentration in virtue of the sublattice model.

运用次晶格模型解释了化合物饱和磁矩随Mn替代量增加的变化趋势。

The relations forobtaining the phase diagrams,sublattice and the total magnetizationcurves,internal energy and specific heat has been presented.

给出了子晶格磁矩、总的平均磁矩、内能和比热的计算公式。

According to the lowest free energy law of forming steady configuration, it is proved that under the hypotheses of the model the necessary and sufficient condition for the stabilization of magnetic structure is the moment direction of the total saturation magnetization 〓 of a compound should be parallel to that of external magnetic field 〓, and the direction of each sublattice moment 〓 must also be parallel to that of the effective field B〓 acting on the 〓.

根据形成稳定结构的能量最低原理，证明了在该模型的假设条件下，系统磁结构稳定的充要条件是：化合物总的磁化强度m与外磁场B的方向相同，并且各次晶格的磁矩m〓与作用于它们的有效场B〓的方向一致。

For the ferrimagnetic case, the relations of sublattice magnetizations M_A M_B and the total magnetization M with the temperature are obtained, respectively.

在亚铁磁情况下，通过数值求解，得出了亚晶格磁化强度M_A，M_B和系统总磁化强度M随温度变化的曲线，并和以上铁磁情况所得结果进行比较。

The peak has the typical phase transition character. Combined with analyses of XRD and DSC, it is proposed that the peak originates from the ordering process, which is caused by the jump of antisite atoms to their own sublattice sites through the nearest neighboring vacancies.

这个内耗峰具有典型的相变峰特征，XRD和DSC显示，该峰的出现与样品的有序化过程有关，它产生于反位置原子通过最近邻的空位向自身亚晶格位置的跳动。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。