束缚电荷

Molecule is different with equal numbers of electric charge neutral multi-particle bound system.

分子是带等量异号电荷的电中性的多粒子束缚体系。

It may be used to investigate the dynamics of bound or mobile charge in the bulk or interfacial regions of any kind of solid or liquid material.

它可以用来调查各种固体、流体内部以及界面的束缚和移动电荷的动力学。

Find the surface bound charge density on the two large surfaces of the slab, and the electric field in the slab.

求平板两表面上的束缚电荷密度，以及平板中的电场。

In the space filled with dielectric, Coulomb's law should be: F = kQ1Q2r2.V in the electric field generated dielectric polarization bound charge and bound charge generated within the medium electric field, and external electric field in the opposite direction, so to diminish the external electric field.

在充满电介质的空间里，库仑定律应为：F＝kQ1Q2r2.V在电场作用下电介质极化产生束缚电荷，束缚电荷在介质内部产生电场，与外电场方向相反，所以使外电场减弱。

Based on a spherical shell structure and the graded finite potential well model, shifts of bound states caused by the interface effects on the binding energy level of hydrogenic impurities in a weakly-confined spherical semiconductor quantum dot heterostructures are studied.

采用球壳结构和渐变有限深谐振子势阱模型，利用镜像电荷的方法分析了不同介电常数下，界面效应对半导体量子点异质结中类氢杂质电子束缚能级的扰动情况。

Comparative study of the properties of both ground and excited states of metal-free indoline dyes for dyesensitized solar cells revealed: as the number of rhodanine rings increases, the energy difference between HOMO and LUMO decreases and there is a red shift in the absorption spectrum with the binding energy increased, and the transition dipole moment decreased; Based on an analysis of cha...

对比研究吲哚染料的基态和激发态性质，揭示了随着绕丹宁环数目的增加，HOMO和LUMO的能量差减少，吸收光谱红移，但是束缚能增加，跃迁偶极矩减少；依据电荷差分密度，电荷和能量从苯乙烯转移到吲哚环和绕丹宁；电子空穴相干性主要表现在吲哚环和绕丹宁环，对于吲哚染料系统，存在一个绕丹宁环的体系的激子数目为30个原子，带有两个绕丹宁环的体系激子数目有40个原子。

Polyacence, polypyridinopyridine and paracyanogen molecules have been studied by using quantum chemistry MNDO, 1D tight-binding CNDO/2-CO methods.

采用MNDO、一维紧束缚CNDO/2 CO方法研究聚并苯、聚并吡啶及多聚氰的分子结构，揭示结构稳定性和电荷分布的变化规律。

The limited factors for increasing efficiency are:the bound-energy of exciton is high,the disffusion length of exciton is short,the mobility of carrier is low and charge collection efficiency near the interface of polymer/electrode is uneffective.

而制约其转换效率提高的主要因素是：在聚合物中形成的激子束缚能大、激子扩散长度短、载流子迁移率低和电荷在电极处的无效收集。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。