查询词典 surface charge density

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。

The density of states and charge density distribution are used to study the underlying mechanism of structure and phase stability of ternary Laves phases in Mg-Al-Ca alloys.

态密度和电荷密度的计算用来研究Mg-Al-Ca合金中三元Laves相稳定性的内在微观机制。

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。

Based on the ionic model, the effect of covalence and charge density overlap on the total energy of YBa2Cu3O7 with different charge distribution are considered.

基于离子模型，我们对于YBa_2Cu_3O_7中几种可能的电荷分布情况的总能量进行了计算。

The study shows that the adoption of this new technique makes the charge more compact and brings about a satisfactory supplement of liquid ex- plosives,thus increasing the charge density,which is most advantageous to the crimination of pores,cavities,gaps at the bottom and in loose struc- tures.

研究表明，采用这种新方法可使装药更加密实，液态炸药能很好地补缩，从而增加装药密度，消除气孔、缩孔、底隙和疏松结构。

Keywords: Field emission gun, Electron optics, Charge density method, Space charge effect

计算结果表明，这种方法对场发射枪电子光学性质的研究有实际的应用价值。

There are positive charge and negative charge, but the energy density of electric field is all positive, as a result, the integral electromagnetic energy is always positive, electromagnetic mass is always a positive value.

电荷分为正负，但电场的能量密度却总是正的，所以积分得到的电磁能量总是正的，因而电磁质量也总是一个正值。

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。

Cyclic voltammeter and galvanostatic charge/discharge measurements show that the ordered mesoporous HI-e CoOH2 film electrode has excellent electrochemical capacitance between potential range of -0.1-0.45 V,and a maximum specific capacitance as high as 1084 F/g could be achieved in 2 M KOH solution at a charge-discharge current density of 4 A/g.

初步的研究表明该材料具有成本低、比容量高、循环稳定性好等优点，所制备的HI-e CoOH2薄膜在4 A/g的放电电流下具有高达1084 F/g的比电容值，是一种优秀的超级电容器电极材料。5。

The improved positively and negatively corona charged PTFE film electrets not only have a comparable charge storage density but also similar rule for their charge storage and decay in certain temperature region.

经改性后的正、负极性PTFE薄膜驻极体不仅具有相近的电荷储存密度，而且在一定的温度区间内它们的电荷储存和衰减呈现类似的规律。

The French are not suggesting a new EU treaty, but they have plenty of other wheezes.

法国人并不是在建议签署一个新的欧盟条约，但他们有许多其他的阴谋。

This letter was written by my brother.

这封信是我弟弟写的。