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
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。
proton electron positron colliding beams
质子 电子 正电子碰撞束
physics of electronic and atomic collisio
电子碰撞和原子碰撞物理学
pulsed electron impaction source
脉冲电子碰撞离子源
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
Relativistic distorted wave study on electron impact excitations
电子碰撞激发过程的相对论扭曲波理论研究
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。
Theoretical Studies of Photoionization and Electron Collision Scattering Cross Sections of Atoms;
原子的光电离截面及电子碰撞散射截面的理论研究
an accelerator that collides electrons and positrons.
正负电子相互碰撞的加速器。
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。
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
Studies on Differential Cross Sections of Low-energy Electron Scattering from N_2 Molecule;
低能电子与N_2分子碰撞的微分散射截面研究
Momentum-space Calculation of Electron-impact Molecule in Distorted-wave Born Approximation
电子与分子碰撞动量空间畸变波玻恩近似方法
Ion-molecule Collision Modeling in Direct Current Gas Discharge
直流气体放电过程中的离子分子碰撞模型
Atom-orbital close-coupling calculation of charge exchange processes in collisions of H~+ with Li(5d)
氢离子与里德伯原子碰撞中的电荷转移过程
Encounters of like charges act to diminish the coagulation rate.
同性带电粒子间的碰撞作用减少凝聚率。
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
collision between particles in plasma
等离子体中的粒子碰撞
She bruised herself against the car.
她碰到车子上撞伤了。