电子对

diàn zǐ duì
  • electron pair;duplet
电子对电子对
  1. 酸:任何可以接受电子对的物质。

    Acid : Any substance that can accept an electron pair .

  2. 碱:任何可以给出电子对的物质。

    Base : Any substance that can donate an electron pair .

  3. 电子对振动态CO分子的碰撞激发几率;

    Secondly , the impact excitation rates of electron for the vibrating CO molecules ;

  4. 随着合金中Ni含量的增加,Ni的d电子对费米能级的贡献增大。

    The contribution of Ni d-electrons increases as the content of Ni increase in the Ni-Al alloys .

  5. 电子对Cl2的离解附着

    Dissociative attachment of electrons to c1_2

  6. ESEM中裙散电子对微区元素定量分析结果的影响

    The Effect of the Skirt Electrons on Micro-area Analysis in ESEM

  7. 同时我们还讨论了QCD相变和正负电子对湮灭对引力波的影响,发现这两种效应会使引力波谱的幅度下降明显。

    Then the influences of the QCD phase transition and e + e ~ annihilation effect are considered . These two progresses are able to decrease the amplitude of RGWs obviously .

  8. 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。

    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 .

  9. SISIS结中的电子对隧道效应的某些详细的分析和计算结果

    The detail in the analysis and calculation on the tunnelling effect of Cooper pair in SISIS structure

  10. 应用时间相关的局域密度近似模型研究了Na2价电子对超短激光脉冲的响应。

    The linear dynamical response of the valence electrons of Na 2 is investigated using time dependent local density approximation with frozen ionic positions .

  11. 结果表明,在没有任何外部因素(如外电压、外磁场等)影响时,完全由于SISIS结内部的电子对隧道效应,在SISIS结中会出现交流电,这种交变电流用椭圆函数表示。

    It is found that , because of the tunneling effect of the Cooper pairs , an alternating current exists which can be expressed by an elliptic function .

  12. 渗透探伤中金属价电子对渗透作用的影响

    Effect of valence electron of metal on penetrating action in penetrant testing

  13. 一维势场中电子对强激光场的非线性散射

    Nonlinear scatter of intense laser pulse by the electron bound in one-dimensional potential

  14. 塑料闪烁体&高纯锗三晶电子对谱仪

    Plastic High Purity Ge Three Crystal Electron-Pair Spectrometer

  15. 从原子结构看惰性电子对效应的产生

    On cause of " inert electron pair effect " in view of atomic structure

  16. 关于正负电子对的早期研究工作

    Early research on electron - positron pair

  17. 含平流单温吸积流:电子对由非热过程产生情形

    The one-temperature accretion flows with advection : e ~ ± pair production by nonthermal processes

  18. 正在阿富汗,根柢讲没有上甚么电子对抗战通信足艺。

    In Afghanistan , there have been no countermeasure , and munication technology at all .

  19. 低能电子对电池的损伤主要是电离效应。

    The damage effect of the low energy electron on the solar cell is the ionization effect .

  20. 激光辅助的电子对氢原子的自由-自由跃迁

    Laser-assisted Electron-atomic-hydrogen Free-free Transition

  21. 我们发现自旋向上和自旋向下电子对电导和散粒噪声的贡献是不同的。

    We find that spin-up and spin-down electrons have different contributions to the conductance and the shot noise .

  22. 因此,吡咯烷基氮原子上面的孤电子对和花核之间具有更加强烈的共轭相互作用。

    Therefore , the lone pair of the pyrrolidinyl nitrogen atom has more intense conjugate interaction with the perylene .

  23. 用双晶γ谱仪研究正负电子对的近阈产生

    Study of the e ~ + e ~ - Pair Production Near Threshold Using Double Crystal γ - ray Spectrometer

  24. 这样一来,这种所谓的“库珀电子对”的联系就变得较弱,不计其数的库珀对就可以没有能量损失地流过晶格。

    In this way , these so-called Cooper pairs of electrons became weakly bound together , and a sea of them could flow through the lattice without losing energy .

  25. 光子在和物质相互作用的过程中失去能量,除了发生光电效应和康普顿效应外,还有一种就是电子对生成的过程。

    Photons lost energy in the process of interaction with other particles , in addition to the photoelectric effect , Compton effect , another effect is the electron-positron pair production .

  26. 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。

    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 .

  27. 本文指出:真空电弧蒸发源中热电子对电离作用通常占统治地位,等离子体近似处于局部热平衡状态。

    Abstract This paper has indicated that the ionization by the thermal electron is frequently the dominating mechanism in vacumm arc evaporation source , that the plasma of vacumm arc is approximately local thermal equilibrium ( LTE ) .

  28. 介绍了高能核-核碰撞中直接电子对产生截面的理论结果,计算了高能氧核与核乳胶电磁作用中产生直接电子对的截面。

    According to the theoretical result of production cross-section of direct e + e - pairs in high energy nucleus-nucleus collisions , the cross-sections of direct e + e-pairs produced in electromagnetic interactions of oxygen nucleus with nuclear emulsion at high energies are calculated .

  29. 在类感应电场力的作用下,束缚电子对质心定向运动速度由零增大到103-104ms-1,使超导电流的熵小于正常电流的熵。

    Under the influence of the like induction electric field force , the velocity of the mass motion of the binding electron pairs increases from zero to 10 3-10 4 ms - 1 , making the entropy the of superconducting current less than the one of the normal current .

  30. 对半导体单异质结系统,引入三角势近似异质结势,考虑电子对杂质库仑势的屏蔽影响,利用变分法讨论在界面附近束缚于正施主杂质的单电子基态能量。

    A variational method is used to investigate the ground state of an electron bound to a donor impurity near a single semiconductor heterojunction by considering the influence of a triangular potential and the screened Coulombic impurity potential . The screening effect is considered with the random phase approximation .