查询词典 ionization potential

Using a nonperturbative scattering theory developed by Guo,Aberg and Crasemann the angular distributions of electrons in above threshold ionization of Krypton atoms irridated by a bichromatic phase-controlled laser field of linear polarizations is studied. The bichromatic phase-controlled laser field is composed of a sequence of identical one-cycle laser pulses.

采用基于Guo， Aberg 和Crasemann发展的强激光场中的非微扰量子散射理论，研究了线偏振双色激光场中氪原子阈上电离的光电子角分布，双色激光场由一系列相同的单周期激光脉冲组成。

Nm~3,μ= 4.836 mm~(-1), F(000)= 677, R = 0.0403, wR = 0.0673. Both of the complex adopt distorted trigonal bipyramidal geometry, with the basal plane defined by the SS atoms of the tridentate ligand and the oxo-group. The N of the tridentate ligand and the S of the monodentate ligand occupy two apical positions. Ionization of the sulphur atoms leads to a neutral compound.

0403，wR = 0.0673。配合物的两个部分均采取扭曲的三角双锥几何结构，基底面由三齿配体的两个硫原子与氧原子构成，三齿配体的一个氮原子和单齿配体的一个硫原子分别占取两个顶角位置，硫原子的离子化致使配合物呈电中性。

The time of flight mass spectra of bromobenzene at 266nm were obtained using Multiphoton Ionization Time-Of-Flight Mass Spectrometric technique.

在266nm激光作用下，利用多光子电离-飞行时间质谱法获得了溴苯分子的MBPIF-TOF质谱。

The primary research works are summarized as follows:(1) Using resonance-enhanced multiphoton ionization scheme, we investigated the photodissociation of some alkyl bromides C_2H_5Br, n-C_3H_7Br, n-C_7H_(15Br, and bromobenzene (C_6H_5Br) near 234nm and 267 nm.

测出了这几种含溴化合物在不同波长下光解产物Br~*和Br的分支比N/N ，从头计算结果显示这几种含溴化合物的光解产物分支比随光解波长的变化与其激发态势能面的结构有关。

Bromobenzene ; time-of-flight mass spectra ; multiphoton ionization-fragmentation.

溴苯；飞行时间质谱；多光子电离碎片化

The total amount of Mg and Fe ions in the equilibrium solution depends on the solubility of resulting double salts. The reaction speed is decided by the speeds of ionization of ammonia salts and brucite together.

平衡溶液中镁、铁离子的总量取决于生成复盐的溶解度，反应的速度是由铵盐电离的速度和水镁石电离的速度共同决定的。

Proteins associated with the membrane and the cytosolic portions of the proteome under different copper ion concentrations were differentially labeled with an acid cleavable isotope-coded affinity tag reagent, and the labeled peptides were separated by two-dimensional chromatography and characterized by electrospray ionization-tandem mass spectrometry.

我们分别将在不同铜离子浓度下的细胞质以及细胞内膜中所有蛋白质标识上酸裂性同位素亲和性标识(acid cleavable isotope-coded affinity tag， cICAT)试剂，用二次元管柱层析将所有标识并酵素水解过的片段分离，并且用电洒式串连质谱(electrospray ionization-tandem mass spectrometry， ESI-MS/MS)以及基因体定序资料库决定蛋白质序列。

Electrospray ionization mass spectrometry and collisional activation technology were used to determine target compound and compounds that were produced in side reactions in ractopamine synthesis .

采用电喷雾电离质谱结合碰撞诱导解离技术分析了合成莱克多巴胺产品溶液中目标化合物和副反应产物。

The methods of determination of crotonaldehyde in various samples of the PVA producing line by gas chromatography and flame ionization detector are discussed in this paper.

探讨了采用气相色谱法，氢火焰离子化检测器测定聚乙烯醇生产过程各种有机物料中的丁烯醛含量的方法以及操作条件、内标校正因子的求法。

Detailed measures of decreasing nocuous facors in office environment include improving natural airiness of the office,forbiding smoking,increasing the function of mold-avoiding and dehumidify,making use of ionization-avoiding radiation equipmentsuch as screen saving,using savage and hurtless building material and so on

减少办公环境中有害因素的具体措施，包括改善办公室的自然通风，禁止吸烟，增加防霉除湿功能，使用防电离辐射的设备（如视保屏，选用天然无害的建筑材料等）。

In this new architectural plan the Garden of Golgotha came to be at the centre of the new city.

Aelia 是高举他自己，并在此城内朝拜罗马诸神。

The continuous nature of peat accumulation means that terrestrial coaly rocks may provide a higher resolution and more complete record of base-level change than the time-equivalent shallow-marine strata, thus enabling the identification of highfrequency cycles that are not recorded in themarine strata.

泥炭积累的持续性质的手段，陆地coaly岩石可提供较高的分辨率和更完整的记录基准面变化的影响时，相当于浅海阶层，从而使确定的高频周期，不记录在themarine 阶层。