查询词典 ionization potential

Applications of these new ionization methods to various problems are also discussed. The progress in hybrid TOF instruments and miniaturizing instruments is reviewed and perspectives for the development of TOE-MS instrument are provided.

针对不同的电离方法简单评述了其性能及应用，同时介绍了飞行时间质谱在串联方面的新发展，以及TOF-MS在仪器微型化方面的进展及其应用，并对飞行时间质谱仪今后的发展作了展望。

Methods by using a broad pH range column(Gemini NX C18,4.6mm×150mm,5μm),basic mobile phase which was[H_2O-ammonia-glacial acetic acid] (96:3.6:0.4)-methanol,the related substances in etimicinsulfate were separated and detected by electrospray ionization and positive ion monitoring,the ESI ion source condition was following: temperature is 350℃,nebulizing pressure is 50 psi,dry gas flow is 10 L /min.some related substances in etimicinsulfate were identified by comparing the retention time in chromatography,~+ spectrum and MS~2 spectrum with reference substances\',the others which haven\'t reference substances were identified or speculated by analyzing their MS~2 fragmentation with the help of a rule summarized from the MS~2 fragmentation of gentamicin C1a,micronomicin and etimicin.Results nineteen related substances in etimicinsulfate were separated and detected.

方法利用宽pH范围的Gemini NX C18(4.6mm×150mm，5μm)色谱柱，在碱性条件下，以[水-氨水-冰醋酸(96：3.6：0.4)]-甲醇(70：30)为流动相，直接分离各组分；并用HPLC-ESI-MS~2检测样品中各组分，质谱条件：ESI离子源，离子源温度350□，雾化室压力50 psi，干燥气流速10 L/min，正离子检测方式；对有对照品的有关物质采用比对有关物质与对照品的色谱保留时间、准分子离子的质荷比及二级质谱方法进行鉴定，无对照品的有关物质，则是先通过解析庆大霉素Cla、小诺霉素、依替米星的二级质谱，对该类化合物的二级质谱裂解规律进行归纳，并以此推测未知新化合物进行结构，再用推测的结构对二级质谱进行解析，如所有的碎片离子均合理解释，表明推测合理。

M. More and the photon absorption coefficients of hydrogen-like ions, the mean ionization states and radiative opacities for medium and low Z plasmas have been calculated.

M。 More提出的改进型平均原子模型和类氢离子的光吸收系数，计算了中低Z元素等离子体的平均电离度及辐射不透明度。

The sample was redissolved in the acetonitrilved in the acetonitrile-water (3:2, v/v), then analyzed using LC-MS/MS in multiple reaction monitoring mode via positive electrospray ionization with an Agilent ZORBAX SB-C18 column as the analytical column.

样品用1%醋酸乙腈溶液萃取，经Waters Sep-Pak Vac固相萃取柱净化，乙腈－甲苯（体积比为3：1）洗脱，旋转蒸发浓缩，用乙腈－水（体积比为3：2）溶解，以Agilent ZORBAX SB-C18色谱柱分离，以电喷雾电离串联质谱在正离子多反应监测模式下进行测定。

Renewed, the Battlepods leaped to regain their lost ground, trading energy salvos with the larger ships, their orange and blue bolts cutting swaths of angry ionization through the moon's thin atmosphere.

增援的天顶星战斗囊跳跃着赶来收复他们失去的阵地，双方的齐射火力交织在一起，橙色和蓝色的火舌在泰洛稀薄的大气中划出一条条汹涌的辐射轨迹。

They use a form of ionization with a photocatalyst complex sterilizing collection technology.

他们使用一种光催化复合杀菌集合的离子化技术。

Under the nanosecond UV laser irradiation, single-photon ionization and hole trapped at the tetrahedrons with two nonbridging oxygens attributed to the color center HC〓 formation.

在K9玻璃中，生成了非桥氧、空穴心HC〓和硼氧空穴心，非线性电离和空穴捕获是色心形成的原因。

In this paper the experimental results of laser multiphoton ionization of background gases (mostly oil-vapor) in the vacuum chamber for laser produced plasma study are presented by using high power laser irradiation.

本文报道了在高功率密度激光辐照下，激光等离子体研究用的真空室中背景气体(主要是真空系统中的油蒸气)的多光子电离的实验研究结果。

According to this formula, the composition of alloy coating can be calculated by means of the degrees of ionization of alloy elements.

此公式可以根据合金元素的离化率计算涂层的合金成分。

The influences of incomplete ionization of deep-lying impurity state and the interface state charges that have an important effect on the 6H-SiC MOSFET are considered simultaneously.

模型採用薄层电荷近似，考虑了6H-SiC中杂质不完全离化的特点以及界面態电荷对器件特性的影响，可用於所有的器件工作区。

This matter overthrew all basises I learned from Sunday school .

这件事把我从周日学校学到的所有道理都颠覆了。

It's one of the cruel ironies of aging: if you want to remember your favorite restaurants, the less you should eat at them.

这是一个老化的残酷讽刺：如果你想记住你最喜欢的餐馆，你应该更少吃到它们。