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- reduced wave vector 约化波矢量
- Wave vector resolved surface densities of states and band structure along the surface Brillouin zone are presented. 采用层轨道表象及表面投影技术 ;给出了 (313)表面在二维布里渊区高对称点的波矢分辩的电子态密度和表面投影能带结构 .
- It is found that under little axial strain,armchair carbon nanotubes are still conductors,but Fermi wave vector,Fermi dot and the effective mass near Fermi face are changed. 在小的轴向拉伸下,扶手椅型碳纳米管仍然是良好的导体,但其费米波矢、费米点及费米面处的有效质量都发生了变化。
- The Brillouin scattering tensers and the stiffening Christoffel equations in (100), (010), and (001) planes of C2v point group crystals are obtained at arbitery wave vector directions. 简述了应用布里渊散射测量晶体的弹性和压电系数的方法;推导了C_(2v)点群晶体(100);(010)和(001)晶面内任意波矢方向的布里渊散射张量及声速各向异性方程.
- By introducing "complex wave vector" and applying the Bloch theorem to the N-layer-based SLs, we derive general formulae to calculate the localized electronic states in the infinite SLs with structural defects. 利用复波矢将布洛赫定理运用到多组分超晶格中,推导了计算多组分含结构缺陷超晶格中局域电子能级的公式。 从数值上研究了含结构缺陷的三组分超晶格中局域电子态的性质,详细地比较了对称结构和不对称结构中局域电子态的差异。
- Against the characteristic of electromagnetic wave propagating in left-handed material, researches on surface wave producing condition, draws wave vector equation of TE, TM polarization surface wave. 针对电磁波在左手介质中的传播性质,研究了表面波产生的条件,得出了TE、TM偏振表面波波矢方程。
- This will minimize the frontal resistance as well as reduce wave resistance produced by the swimmer. 这将最大程度地减少前端阻力又会减少游泳运动员产生的波浪阻力。
- A discussion on complex wave vector 关于复波矢问题的讨论
- Extraction level of biomedical signals is improved by reducing wave distortion and average superposition times. 它减少了波形失真度和平均叠加次数,提高了生物医学信号提取水平。
- The Wave Vector Representations in Lattice Dynamics 晶格动力学中的波矢表象
- Considering the interaction between phonons of different wave vectors in the recoil process, the influence on the ground state energy of the magnetopolaron is discussed. 在计及电子在反冲效应中发射和吸收不同波矢的声子之间相互作用时，讨论了对半导体量子点中磁极化子的基态能量的影响。
- Hunger had reduced the dog to skin and bone. 由于饥饿这条狗瘦成了皮包骨。
- GEOMETRIC PHASE OF ELECTROMAGNETIC FIELD IN WAVE VECTOR SPACE 波矢空间中电磁场的几何相位
- He is reduced almost to a skeleton. 他瘦得几乎变成了一个骨头架子。
- They were reduced to begging or starving. 他们穷得不行乞便挨饿。
- The enemy were reduced to the small island. 敌人被困在那个小岛上。
- The seller reduced the price for cash down. 那销售者对现款交易的顾客减价优待。
- Bill wave his hand to us and then drive away. 比尔向我们挥手告别后开车走了。
- Radio2 can be heard on the long wave band. 第二广播电台可在长波段收听到。
- If we consider the interaction between ripplons of different wave vectors in the recoil process,the influency on the ground state energy of the electron-ri-pplon system was discussed. 当计及电子在反冲效应中发射和吸收不同波矢的涟波子之间相互作用时，讨论对电子-涟波子系统基态能量的影响。
