Valence-shell electron pair repulsion theory 价层电子对推斥理论
Acid: Any substance that can accept an electron pair. 酸:任何可以接受电子对的物质。
Base: Any substance that can donate an electron pair. 碱:任何可以给出电子对的物质。
A hypothesis of electron hole pair is raised in this paper with a complete new point of view. 本文以全新的观点提出了电子空位对假说。
Effect of lone electron pair on molecule configuration was analyzed, with the aim to predictmolecule configuration by knowing its lone electron pair numbers. 本文重点分析了孤对电子对分子构型的影响,从而确定分子的几何构型;
An axial electron pair meets at right angles with 3 neighboring pairs. 轴向电子对与三个相邻的电子对相交成直角。
Valence-Shell Electron Pair Repulsion Theory and Molecular Geometry 价电子对互斥理论与分子构型
The effect of ATP/ ADP and Fe/ MoFe ratios on the number of ATP molecules hydrolyzed per electron pair transferred ( P/ 2e-ratio) was determined for nitrogenase from Azotobacter vinelandii and Clostridium pasteurianum. 分别用来源于Av和Cp的固氮酶,研究了ATP/ADP和铁蛋白/钼铁蛋白(以下简写为Fe/MoFe)比对每传递2个电子时被水解的ATP分子数(即P/2e~-)的影响。
Measurements of the cross section of electron pair production near threshold using a low intensity~ ( 60) co γ ray source 用低能弱γ源测量电子对的近阈产生截面
A new approach on covalent bond theory& brief introduction of the hypothesis of electron hole pair 共价键理论新探&电子空位对假说简介
The exact solution of Dirac equation under a constant uniform electric field and the electron positron pair creation rate in vacuum 均匀电场中Dirac方程的严格解和真空中正负电子对的产生率
On cause of "inert electron pair effect" in view of atomic structure 从原子结构看惰性电子对效应的产生
A brief analysis of inertia electron pair effect 浅析惰性电子对效应
The Research and Progress of Non-thermal Electron Pair Cascade Models in AGNs: The Case of Pure Compton Scattering Mechanism Cooling 活动星系核的非热致电子级联模型研究及其进展:纯康普顿机制冷却情形
The conjugation between the isolated electron pair at N atom in CCN group and the π electrons on the aniline ring framework& n-π conjugation, and the electronic effect of the substituent in p-position of aniline ring are very subordinate factors. CCN基团上N的孤电子对与苯胺环π电子的共轭nπ共轭,以及苯胺环对位上取代基的电子效应是很次要的因素。
During the recent decades, along with developments of AGNs structure research and high energy continuum spectra observations, the non-thermal electron pair cascade models, which can be used to explain the high energy radiation of AGNs, have been developed and are being perfected. 近十年来,随着活动星系核结构模型研究以及其高能连续谱观测的发展,解释活动星系核高能辐射的非热致电子级联模型得以产生、发展和完善起来。
In the formation of HN_3, for the mixture of SP and SP~ 2 pattern, its track of mixture and atomic track overlap with electron pair, and then three N atoms form linear structure and different bond patterns. 在形成HN3分子时,由于N原子采取了SP型以及SP2型杂化,其杂化轨道以及原子轨道各自相互重叠电子配对,从而使三个N原子获得直线形结构和形成不同的键型。
The effect of diagonal disorder on the upper critical field of the local electron pair system is studied in the framework of the mean field approximation. 本文应用平均场近似讨论了对角无序对局域电子配对系统的上临界磁场的影响。
The influence of the electron and one pair of phonons interaction on Holstein polaron 电子与双声子相互作用对Holstein极化子的影响
Effect of lone electron pair on bond angle was also introduced and discussed here. 另外还介绍孤对电子对分子键角的影响。
This paper analyzes shell electron pair repulsion theory, valence-bond theory and molecular orbital theory on molecular structure of noble gas compounds. 对稀有气体化合物的分子结构分别用价层电子对互斥理论、价键理论和分子轨道理论进行了分析处理。
The physical model of p ( proton),γ,β irradiation damages ( including the concentrations of electron hole pair and displaced atom) on CMOS electronic device has been established. 建立了CMOS电子元器件中质子、电子和光子辐照损伤(电子空穴对和离位原子浓度)计算模型。
Inert Electron Pair Effect and Elemental Properties 惰性电子对效应与元素的性质
Early research on electron-positron pair 关于正负电子对的早期研究工作
We propose that lattice distortion that inhibits the hole and electron pair recombination dominates the above factors and to some extent determines the photocatalytic efficiency of titanium dioxide dispersions. 发现晶格畸变应力对空穴电子对复合速率的影响在诸因素中占主导地位,并在一定程度上决定了二氧化钛悬浮体系的光催化效能。
Owing to its vacant d atom orbit, the center tin atom is able to accept single electron pair form such donor atoms as oxygen, nitrogen or sulfur to form new compounds. 由于锡原子具有空的d轨道,所以可以接受来自N、S、O等原子的孤电子对而形成化合物。
But if two electrons are in different quantum dots, they will not be local in the initial state. ( 3) The effects of electron pair tunneling on the current and noise is studied by the method of quantum rate equation. 利用量子率方程的方法研究电子对隧穿作用对耦合双量子点系统输运电流和噪声的影响。
When the energy levels in two quantum dots are detuned, the localization of the electron depends on the initial state of the system due to the Coulomb interaction and electron pair tunneling. 两量子点能级失谐时,库仑作用和电子对隧穿作用使得电子局域化特性依赖于系统的初态。
Natural γ-ray interaction with the material of the three main forms: photoelectric effect, Compton scattering and electron pair effect. γ射线与物质相互作用的三种主要形式:光电效应、康普顿散射和形成电子对效应。