电子电离
- electron ionization
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纯C(60)/C(70)的热解吸电子电离质谱研究
Thermal Desorption Electron Ionization Mass-Spectrometric Investigations of Purified C_60 / C_70
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研究了内壳层电子电离对截面和速率系数的影响。
The influ - 'ences of inner-shell electron ionization on cross sections and rate coefficients have been researched .
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瞬态电离效应是辐射导致外层电子电离,并在LD中产生光电流,这种电流与电源注入电流是无差别的,因此进一步导致光功率增加。
The radiation will lead to the ionization of outer election in LD , and generate photocurrent in LD ; this kind of current has no difference with the injection current , thus leading to an optical power increases .
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二乙胺合三(2-苯骈噻唑基)硼烷在电子电离质谱中的反应
The Reaction of Diethylamine Tri ( 2-benzothiazolyl ) Borane in EI-MS
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激光辅助电子电离源有机质谱分析
Organic Mass Spectrometric Analysis Using a Laser Assisted EI Source
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聚(α-甲基苄基)酚聚氧乙烯醚的电子电离质谱研究
Study on poly (α - methylbenzyl ) phenopolyethoxylate ether by electron impact mass spectrometry
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隐丹参酮的电子电离和电喷雾电离质谱分析
Analysis of Cryptotanshinone by Electron Spray Ionization Mass Spectrometry and Electron Ionization Mass Spectrometry
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阴极爆炸发射电子电离气体原初过程的动力学模拟
Dynamic simulations on initial process of the gas ionization by cathode explosive emission electrons
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报导了采用激光辅助电子电离源进行有机质谱分析的研究结果。
The experimental results of organic spectrometric analysis using a lasr assisted EI source are presented .
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研究了10种2,4-二氨基-6-取代磺酰胺喹唑啉类药物的电子电离及场解吸质谱。
The electron impact and field desorption mass spectra of 10 2,4-diamino-6-substituted quinazoline sulfonamides were investigated .
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N-二异丙基磷酰基氨基酸的电子电离和快原子轰击质谱的比较
A Comparison of Fast Atom Bombardment and Electron Ionization Mass Spectra of DiisopropylPhosphoryl Protected Amino Acids
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运用GC/MS的电子电离和化学电离技术,考察了精神病患者头发中精神药物及其代谢物的存在状况;
The presence of therapeutic drugs and their metabolites in the hair of psychiatric patients was investigated using GC / EIMS and GC / PCIMS .
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在一定条件下,光与原子、分子相互作用会导致分子离解和原子中的电子电离。
The interactions between the light and molecular lead to the molecular dissociation , the interactions between the light and atoms can cause the electrons ionization .
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MS条件:电子轰击电离源能量,70eV;
MS conditions : ion energy : 70 eV ;
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原子Na的电子碰撞电离
Electron Impact Ionisation of Atom Na
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类Na离子电子碰撞电离产生类Ne离子激发能级布居的速率系数
Rate coefficients for populating excited levels of Ne-Like ions by electron-impact ionization of Na-like ions
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本文结合各种文献和数据建立了Ar气在真空中的电子碰撞电离模型。
In this thesis , we develop an ionization model of energy electron colliding with residual Ar gas .
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运用电子碰撞电离、强流粒子束平衡体系理论方程与等离子复合特性等理论对这种新型X射线激光器的工作原理及其方案的可行性作了进一步的理论分析与探讨。
Its working principle and feasibility are analysed and proved by many theory such as electron impact ionization , equilibria system of high-energy particle beams and recombination properties of plasma produced .
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近些年来,电子碰撞电离的(e,2e)过程越来越受到人们的广泛关注。
In recent years , a number of new directions have been pursed in ( e , 2e ) investigations of election-impact ionization processes .
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SF6/N2混合气体在均匀场电极中的击穿强度可由两种气体组分的有效电子碰撞电离系数算得。
The breakdown strength of SF6 / N2 gas mixtures in a uniform field gap can be calculated if the effective ionization coefficients of the two component gases are known .
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研究了胆甾醇酯类和胆甾醇卤代物的电子轰击电离(EI)、场解吸电离(FD)、化学电离(CI)的质谱。
Mass spectra ( MS ) of cholesterol esters and halides were obtained by means of Electron Impact ( EI ), Field Desorption ( FD ) and Chemical Ionization ( CI ) .
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应用MonteCarlo方法,模拟了Tokamak装置中的中性粒子的输运过程,模型考虑了中性粒子在等离子体中的电荷交换、电子碰撞电离、离子碰撞电离等离化过程。
The transport process of neutral beam ions in HT-7 Tokamak was simulated by Monte-Carlo method . The neutral-plasma collision processes taken into account , which include the charge-exchange , electron impact ionization , ion impact ionization , etc.
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对原子的弹性光散射和Raman散射的成功应用推出了原子和原子的价电子逐级电离所形成的离子的所有原子能级的普适近似公式。
The successful applications to resonance elastic light scattering and resonance Raman scattering by atoms lead to a universal approximation formula of atomic energy & levels of atoms and atomic ions formed by gradual ionization of valence electrons of their atoms .
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R&矩阵程序包和电子碰撞电离的计算程序
The r - matrix package and calculations of electron impact ionisation
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原子的电子碰撞电离截面的高精度计算
An accurate calculation for impact ionization cross sections of atoms by electron
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等电子系列电离能与过渡金属离子的电子层结构
Ionization Energy of Equal Electronic Series and Electron Shell Structure in Transition-metal Ions
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电子碰撞电离的近似计算
Approximate calculation of ionization cross section by electron impact
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二次电子的电离作用;
The ionization of gas molecules by secondary electrons ;
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静电探针测量强流电子束电离气体产生的等离子体密度
Using Langmuir probe to diagnose plasma produced by relativistic electron beam ionizing neutral gas
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在离子计内的氢气是用一个加热阴极放射电子来电离的。
The hydrogen in the gauge is ionized by electron emission from a heated cathode .