电子云

关于P原子轨道和电子云的角度分布

On Atom ( p ) Orbit and the Distribution Chart of Angles of Electron Cloud

用电子云移动模型计算H2O基态

Calculation of h_2o ground state by the electron cloud displacement model

使用MATLAB绘制原子轨道和电子云图形

Drawing atomic orbital and electronic cloud using MATLAB

用Matlab获得氢原子的电子云图像

Probability image of electron in hydrogen by Matlab

氢原子波函数角度和电子云径向分布的CAI初探

CAI Package about Angular Distribution of Wave Function and Radial Distribution of Electronic Cloud around Hydrogen Atoms

探讨了小分子物质与DNA作用的方式及二者的分子结构、分子构象及电子云分布之间的关系。

The interaction of small molecule and DNA , the molecule structure , and the relationship between the molecule conformation and the distribution of electron cloud were studied .

II类灵芝酸由于具有稳定的共轭体系，电子云分布比较均匀，在两类溶剂中均稳定。

Owing to the stable conjugated system and uniform distribution of electron cloud , Type ⅱ GAs were stable in both types of solvents .

提高了催化剂体系碱性及SiO4四面体周围电子云密度。

Meanwhile , the basicity of the catalyst systems and the electron cloud density were both enhanced .

激发态的HOMO→LUMO电子云密度分布从生色基团向BP基团上移动。

Electron cloud distribution of the excited HOMO → LUMO moved from chromophore moiety to BP moiety .

这是什么，和sigma相反，它是包覆在核上的平面电子云，有一个界面。

And so it has what ? In contrast to the sigma , it has a nodal plane containing both nuclei .

BEPC中的电子云不稳定性研究

Studies on Electron Cloud Instability in the BEPC

用R1微型计算机模拟1S电子云

Simulation of IS Electron-Cloud with Rl Microcomputer

使用密度泛函理论（DFT）计算了化合物的能级及电子云分布。

The energy levels , as well as the electron distribution of the dyes were computed by Density Functional Theory ( DFT ) calculations .

本文采用电子云移动模型计算H2O分子的基态。其中既移动了H的原子轨道，也移动了O的原子轨道。

Based on the electron cloud displacement model ( the atomic orbits of H and O were displaced ), the total energy of H2O molecule is calculated by an initial method with STO-3G .

研究了电子云扩大效应对Tb3+离子5d能级的影响。

In this paper , the nephelauxetic effect of 5d levels of Tb ~ ( 3 + ) was considered .

从量子化学的角度探讨了染料分子中的电子云在HOMO能级与LUMO能级的分布。

Distribution of the electron cloud in the HOMO and LUMO levels are discussed from the view of quantum chemistry .

HEMT最大的优点就是拥有高电荷密度的二维电子云及高速度的载子迁移率。

Since HEMT has high-speed electron mobility , it can result in higher transconductance ( gm ) and improved high-frequency characteristics .

HOMO和LUMO上电子云主要集中在主链芴环上，侧链上几乎没有电子云分布，与其它轨道相比电子流动性较强。

The electronic clouds focus on the main chain fluorene units but none on side ones on both HOMO and LUMO .

正电子储存环在多束团运行时有可能发生电子云不稳定性（ECI）。

Electron Cloud Instability ( ECI ) may take place in positron storage ring when the machine is operated with multi-bunch positron beam .

电子云效应限制了几台加速器的高束流密度运行，例如SLAC和KEK的B工厂，CERN的SPS与PS。

The electron cloud effect limits the performance of several accelerators with high beam current , such as SLAC and KEK B factories , the CERN SPS and the CERN PS.

芳环电子云密度下降使得红外光谱中芳环ν（c-c）下降，~（13）CNMR谱也有相同的规律性。

Owing to the decrease of aromatic ring electron density , ν _ ( c-c ) decreases in the IR spectra , ~ ( 13 ) CNMR spectra give the identical regularity too .

而且随着相互作用的这两个芳香环体系的电子云密度差值的减小，重排的产物的比率由9%（10i）提高到了14%（10j）。

In addition , the ratios of rearranged isomers increased from 9 % ( 10i ) to 14 % ( 10j ) as reducing the dispersion of electron density between the two interacting aromatic system .

以氢原子为例，以MATLAB为程序开发语言，设计了一种精确、快速、简便地绘制原子轨道和电子云图形的应用程序。

Taking the hydrogen atom as an example , the author designs a precise , speedy and convenient application program to draw the atomic orbital and electronic cloud with MATLAB language .

核外电子云三维动态随机过程的实现

Realization of 3-D dynamic stochastic process of the extranuclear electron cloud

基于电子云导体模型的成品油识别系统

Product oil identification system based on inductor model of electron cloud

微机上实现电子云密度立体图的绘制

Method of Drawing Three-Dimensional Figures of Electron Densities on Microcomputers

模拟电子云居民分布模型研究

Research on the Inhabitants Distribution Model by Simulation Electron Cloud

氢原子电子云密度分布分析

An analysis of the probability density distribution in hydrogen atom

氢原子电子云界面图

Contours of the electron cloud of the hydrogen atom orbitals

对称性高的电子云对原子、分子结构的影响

The Influence of High Symmetrical Electronic Cloud on Atom or Molecular Structure