查询词典 external field

One positive bipolaron can be slipt into two positive polaron, and one positive polaron can be split into one a negative polaron and the other a positive bipolaron—where this photoinduced carrier fission does not need the aid of an external electric field, which is a typical symmetry breaking.

一个正的双极化子裂变成两个正的单极化子，以及一个正单极化子可以裂变成一个正的双极化子和一个负的单极化子。光诱导的载流子裂变不需要一个外电场的帮助，是一个典型的对称性破缺。

In this thesis, by continuously changing an external electric field across a specially-designed three-barrier-double-well tunneling structure, the density of excess electrons in the QW can be turned in a controllable manner.

本论文主要通过改变在特殊设计的三势垒双势阱结构的样品两端外加垂直电场的大小，使得量子阱中的过剩电子变得可控。

On the basis of this,the influences of the external magnetic field on the properties of the quantized vertical spin waves as well as the spin wave energy band s are analyzed.

在此基础上重点讨论了垂直于膜面的外加磁场对自旋波能带结构的影响，结果表明，磁场对自旋波的能带结构有很大的影响，足够大的磁场可以使体模消失

Incipient ferroelectrics or quantum paraelectrics constitutes a very unique subject of current interest due to its high value of dielectric constant , low dielectric losses and high degree of tenability by the external electric field and temperature .

等由于其高介电常数，低介电损耗，对外场和温度高度的可调协性等独特的性质和应用价值一直是一类人们广泛研究的晶体材料。

For one-dimensional mesoscopic metal rings system in external magnetic field, supposing the system has a symmetry under translation in charge space, the quantum current relation in mesoscopic metal rings is given by solving the eigenvalue equation of the current, the property of quantum current have been investigated and analysed.

针对处于外磁场中的一维介观环系统，假设在电荷空间中具有变换的对称性，通过求解电流算符的本征值方程，给出系统中的量子电流关系，分析和研究一维介观金属环中量子电流的性质。结果表明，量子电流不仅与外磁场、介观金属环参数有关，而且还明显地依赖于电荷的量子化性质

When electron spins were unpolarized, the dependence of the low-lying energy of the barrier Li QD on an external magnetic field B and the distance d was obtained.

研究表明，当电子自旋为非极化时，束缚锂量子点的低态能谱受磁场B和距离d的影响，其最低态角动量L随B和d的变化而跃迁，并从动力学方面进行了分析。

Work function change of Ag, Au, K adsorbed on W(001) surface as a function of external electric field

Ag，Au，K吸附在W(001)表面上的功函数随外加电场的变化

By using first principles pseudopotential method and density functional theory, the effect of external electric field on the work function changes of Ag, Au and K adsorbed on W(001) surface has been studied.

基于局域密度泛函理论和第一性原理赝势法，计算了Ag ，Au ，K在W(0 0 1)表面上吸附时的功函数随外加电场的变化关系。

The results show that the magnitude and direction of the external electric field have important effects on these characteristics of the AlN molecule.

结果表明，外电场的大小和方向对AlN分子基态的这些性质有明显影响。

Human arseniasis is still the problem which has been paying close attention to so far in the internal and external medical field.

人类砷中毒至今仍是国内外医学界关注的课题。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。