We calculate its radialization correction and make the correlative discussion,obtain the cross section of electron-antielectron collision under chain approximation,and compare the tree-level cross section with the cross section under chain approximation.
对其辐射修正作了相关的计算和讨论,从而得到了电子-正电子碰撞在链近似下的散射截面,并与最低阶的散射截面作了比较。
L-shell ionization cross sections of Ag by electron impact in the energy range from 5 to 22 keV have been determined with a Si(Li) X-ray detector.
作者用Si(Li)探测器测量了能量为 5～ 2 2keV的电子碰撞Ag的L壳总平均电离截面 ;用MonteCarlo方法计算的电子反射能谱 ,修正了来自衬底的反射电子对测量结果的影响 作者对实验结果与Cryzinski的理论计算结果进了比较 。
Especially in high-temperature plasmas-whether in laboratory (nuclear fusion) or in astrophysics (atmosphere of stars)-atoms become ionized into multiply-charged ions by electron impact.
主要揭示了不同电离机制对高电荷态离子单电离和多重电离的贡献 ,包括直接电离 (一步过程 )、激发 自电离 (两步过程 )以及内壳Auger过程 ,研究了高电荷态镨离子的电子碰撞电离 。
The electron-impact ionization cross section for metastable state ion;
亚稳态离子的电子碰撞电离截面
proton electron positron colliding beams
质子 电子 正电子碰撞束
pulsed electron impaction source
脉冲电子碰撞离子源
physics of electronic and atomic collisio
电子碰撞和原子碰撞物理学
an accelerator that collides electrons and positrons.
正负电子相互碰撞的加速器。
large electron positron storage ring
大型电子正电子对撞机
A Study on the Non-Linear Dynamical Fluctuations in High Energy Hadron-Hadron and e～+-e～- Collisions and the Non-Linear Property Inside Jets;
高能强子-强子与电子-正电子碰撞中的非线性动力学起伏与喷注的非线性性质的研究
proton electron positron storage ring
质子 电子 正电子贮存环
Resonances in E~+-He Collision at Low Energy
低能情况下正电子与氦碰撞的共振现象
One-loop Electroweak Corrections to Electron-positron Pair Production Via Two Photon Collisions in the SM;
标准模型下双光子碰撞产生电子对的一圈弱电辐射修正
The energy equipartition time is longer than the interparticle collision time by the mass ratio of proton and electron.
由于质子与电子的质量比很大，能量平衡时间比粒子间碰撞时间长。
In an aerosol containing equal numbers of charged particles of both signs, the diffusive encounters for oppositely charged particles are more effective than for uncharged particles.
若气溶胶中含有等量正负带电粒子，那么正负带电粒子间的扩散碰撞比非带电粒子更容易实现。
Coupled-Channels Optical Potential Method for Positron-magnesium Collisions;
正电子与镁原子碰撞的耦合通道光学势方法的理论研究
Study of the Measurement of Atomic Inner-Shell Ionization Cross-sections by Electron Impact;
电子碰撞原子内壳层电离截面的实验研究
Elastic collisions deplete very little of the electron's energy.
弹性碰撞中电子减少的能量非常少。
proton-electron-proton reaction
质子－电子－质子反应
According to the electron collision ionization theory of Townsend, the electron avalanche is the basic process in gas discharge.
根据汤逊电子碰撞电离理论,电子崩是气体放电最基本的过程。
collision between high energy proton and nucleus
高能质子同核的碰撞
ELECTRON IMPACT EXCITATION OF MULTI-CONFIGURATON IONS IN THE BORN APPROXIMATION
玻恩近似下电子与离子碰撞的多组态计算