电荷密度

With quantum chemical calculation, all the information about electronic and spatial structures of specific compounds can be obtained, including molecular orbital energy level, atomic charge density, polarizability, and electrostatic charge of molecules.

通过对化合物进行量子化学计算，可以获得有关分子的电子结构和立体结构信息，如分子轨道能级、原子的电荷密度、极化率以及分子的静电荷等。

It can be speculated that the permanent charge accounts for 70%~90% of the total charge quantity; therefore, the permanent charge is the main type of the soil samples.

例如，温度从298K上升到3 13K时，表面电荷总量降低了50%左右，表面电位降低约加%，而三者的表面电荷密度降低30%左右，这可能由于温度升高导致了胶体凝聚以及离子在双电层中的分布的改变。

The results indicate that the piezoelectric responses not only result from charge density but also correlate to the char...

结果表明，压电效应的大小不仅取决于俘获在材料中的电荷密度的大小，还与被俘获电荷在材料中的存在形式和分布有关。

In this paper, colloid titration is used to measure charge density of CPAM.

通过胶体滴定法测定了CPAM电荷密度，研究了加填及加入CPAM后浆料悬浮液的电荷变化。

The Polarization Vector P and the Effective Charge Density and Surface Charge.

极化向量 P ，有效电荷密度与表面电荷。

Effect of charge and molecular on flocculent performance of Polyacrylamide and cationic PolyvinylformamideC...

研究结果表明：(1)pH值对废水的色度、浊度以及电荷性质有很大的影响，从而对絮凝剂的絮凝性能产生影响；(2)C-PNVF在酸性条件下，电荷密度越低絮凝效果越好：中、碱性条件下，则相反；(3)分子量对各种电荷性质的PAM的絮凝性能的影响规律各不相同。

On the other hand this dissertation develops a numerical model to calculate the Q-V characteristics of fast impulse corona, which is based on the relation to the interelectrode voltage, density of space charge and field intensity in corona region.

在计算方面，给出了冲击电晕特性的计算模型，该模型以电晕电极周围的电场强度、空间电荷密度与极间电压之间的宏观联系为基础，从时间和空间上将电晕发展过程离散化，可计及多层不同极性空间电荷的产生与变化，模型的待定参数由若干实测数据加以拟合。

By the method of electril charge projection the expression of charge density and field intensity on midperpendicular plane on a conductive plate are given.

利用电荷投影方法，给出导体薄板上电荷密度的表示式和中垂面上场强分布。

Therefore,parameters of its electrochemical properties,especially the surface potential and the surface charge density,are of the most important.

但是关于土壤表面电荷性质的资料特别是关于表面电位、表面电荷密度的资料还相当缺乏，最主要原因是长期以来缺少可靠的测定方法[2]。

Using the first-principles self-consistent discrete variational method based on density functional theory, we investigated the effect of alloying element Mn on the electronic structure of the kink on the [100](010) edge dislocations in bcc iron. We calculate the structural energy, the interatomic energy, the local density of states and the charge density.

用基于密度泛函理论的自洽离散变分方法研究了合金元素Mn对bcc Fe中[100](010)刃型位错上扭折的电子结构的影响，计算了格位能、原子间相互作用能、电荷密度及态密度等物理参量。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。