dipole moment

1. An explanation of the magnitude of such a dipole moment must seal explicity with two contributing factors.
   对这和偶极矩大小的解释必须明确研究两个有关的因素。
2. The newest experimental results of weak interaction constants defined in neutron decay and neutron electrical dipole moment are given.
   列举了中子衰变弱相互作用常数和中子电偶极矩的最近测量结果。
3. The molecule has a zero time-average dipole moment.
   分子按时间平均的偶极矩为零。
4. Phenomenological and theoretical interpretation of the dipole moment was discussed in this paper.
   对偶极矩作了象观和理论上的描述。
5. To cause to turn around or as if around a central axis; revolve or rotate. An orbiting electron in an atom will have a magnetic dipole moment.
   旋转使盘旋，使仿佛绕着一中心轴旋转；旋转，回旋一个原子中旋转的电子会有磁偶极距。
6. Effect of side group orientation on the dipole moment of polysiloxanes chains
   聚硅氧烷侧基极性对链均方偶极矩的影响
7. Infra-red absorption takes place only when there is a change of dipole moment.
   红外吸收峰仅在有偶极矩变化时才能实现。
8. Know the concepts of bond length, bond energy and dipole moment.
   了解键长、键能、偶极矩的概念。
9. An orbiting electron in an atom will have a magnetic dipole moment.
   一个原子中旋转的电子会有磁偶极距。
10. The existence of color-electric dipole moment will provide another source of CP-violation, which is crucial in explaining the disparity between matter and antimatter in the Universe.
    色电偶极矩的存在将提供另一种CP破坏的来源，用于解释宇宙中粒子和反粒子的不对称性。
11. The attraction between covalent bonds molecules is the interaction of electrical dipole moment.
    共价键分子间的吸引力是电偶极矩的相互作用。
12. Any heteronuclear diatomic molecule must have a dipole moment since its two ends are different.
    任何异核双原子分子必然具有偶极矩，因为它的两端是不同的。
13. Synthesis and Determination of Transition Dipole Moment for Nonlinear Optical Azo Chromophores
    非线性光学偶氮分子的合成和跃迁偶极矩的测定
14. The dipole moment difference between excited state and ground state for 2-TC-VA was estimated as 18.8 D.
    文中还利用了Bilot－Kawski公式估算了化合物2－TCVA在激发态与基态时偶极矩的差值为18.8D。
15. With geomagnetic field model records, several kinds of secular variation of geomagnetic dipole moment and the position of the geomagnetic north pole during the year 0~ 2000 A. D are calculated and analyzed.
    利用地磁场模型资料，计算和分析了公元0～2000年的地磁场偶极子磁矩和地磁北极位置的长期变化。
16. The permanent electric dipole moment ( PEDM) of hydrogen atom is calculated in classical mechanics and double-wave mechanics.
    用经典力学和双波量子力学计算了氢原子的固有电偶极矩。
17. We find that the atomic dipole moment is dependent on the degree of squeezing.
    我们发现原子偶极矩随时间的变化与压缩真空态光场的压缩参数｜M｜有关。
18. We calculate the W-boson electric dipole moment in the Weinberg& Higgs model in which the Cp violation is mediated by charged Higgs boson exchange and compare our results with other works.
    在Weinberg-Higgs模型中，考虑CP破坏是由于交换带电Higgs粒子而引起的情形，我们计算了W玻色子的电偶矩。同时我们也与有关文献中的结果和推测作了比较。
19. Improving the negative charge at position 3 ′ and molecular dipole moment can increase the anticancer activity.
    提高3′位C原子的负电荷和增大分子偶极矩将有助于提高化合物的抗癌活性。
20. Reasonable results for ionization potential, heat formation, dipole moment, atomic electron densities and spectrum properties were obtained for this molecule.
    这种方法对于该分子的电离能、生成热、偶极矩、电荷分布和光谱等性质也得到了合理的结果。
21. Below the threshold, the atomic dipole moment oscillates with resonance frequency only.
    阈值之下，原子偶极矩以共振频率振荡；
22. Rotational inertia and electrical dipole moment of resveratrol molecule
    白藜芦醇分子的转动惯量和电偶极矩
23. Through the analysis of the distribution of dipole moment of water molecules, we found the interactions between water molecules and tube wall have a greater impact on the static structure of confined water than that of the hydrogen bonds between water molecules.
    通过对水分子偶极矩分布的分析，发现对于碳纳米管水的静态结构分布，管壁与水分子之间的相互作用比水分子之间的氢键相互作用对其产生的影响更大。
24. Finally, the numerical examples are given similarly and compared with the MoM, verifying the method is effective. Finally, the AWE technique and the impedance matrix rational interpolation method combined with the equivalent dipole moment ( EDM) method are analyzed respectively.
    最后同样给出了算例并与MoM对比，验证了该方法的有效性。最后分别将AWE技术、阻抗矩阵有理插值法与等效偶极子（EDM）法相结合。
25. Using electric dipole moment and the rotating wave approximation and matrix theory, the dispersion and absorption properties of the quasi-lambda four-level system driven by different relative phase are investigated on the condition of the interaction representation.
    在相互作用表象下，运用电偶极矩和旋转波近似及其密度矩阵方程理论，探讨了准∧型能级系统中相干光场之间的不同的相对相位对探测光场的色散和吸收的影响。
26. The external EF decreases the LUMO-HOMO gap and increases the molecular dipole moment.
    外电场使分子的LUMO-HOMO能隙减小，分子的偶极矩增大。
27. Third, a small dipole moment can guarantee manifestation of the large macroscopic second-order susceptibility.
    此类体系小的偶极矩能够保证此类材料具有较大的宏观二阶极化率。
28. On the basis of the first-principles calculated results, we can construct the effective Hamiltonian and dipole moment operator, and then extract the crystal-field parameters and the intensity parameters.
    基于第一性原理计算的结果，我们可以构造所研究体系的有效哈密顿量算符以及跃迁偶极矩算符，从而计算稀土离子晶体场参数和跃迁强度参数。
29. The electric field reduces the HOMO-LUMO gap and increases the dipole moment.
    HOMO-LUMO能隙随着电场的增强减小，而体系的偶极矩表现出增大的现象。

noun

1. the moment of a dipole