laser ionization 中文意思是什麼

laser ionization 解釋
激光電離
  • laser : n 鐳射激光，受激發射光，激光；萊塞；激光器，光激射器 （ ＝ light amplification by stimulated emis...
  • ionization : n 【物理學】電離（作用）；離子化。 ionization by impact [light] 碰撞[光感]電離。 ionization const...
  1. For protein identification, proteins spots of interest on the gels stained with colloidal coomassie brilliant blue g - 250 were excised, digested in - gel with trypsin, and analyzed by peptide mass fingerprinting ( pmf ) with matrix assisted laser desorption / ionization - mass spectrometry ( maldi - ms ). erp60, trypsinogen, proelastase, lipaseandso on were identified. this will enable us to present an overview of the proteins expressed in rat pancreas tissues and lays the basis for subsequent comparative proteome analysis studies with pancreas development

    從中隨機選擇一些差異蛋白質點，進行基質輔助激光解吸-電離飛行時間質譜（ maldi - tof - ms ）測定其膠內酶解后的肽質指紋圖譜，用mascot軟體查詢swiss - port數據庫，初步鑒定為一些與生長發育、物質代謝、細胞因子、信號轉導等有關的蛋白質，如erp60 、 trypsinogen 、 proelastase 、 lipase等。
  2. Proteins were identified with peptide mass fingerprinting using matrix - assisted laser desorption ionization time of flight mass spectrometry ( maldi - tof ms ) after tryptic in - gel digestion

    差異蛋白經胰蛋白酶酶切后產生肽片段，再利用基質輔助激光解吸電離飛行時間質譜得到肽指紋圖譜來鑒定。
  3. Chapter 4 : there are a summary of two methods used in this thesis, together with the further work, a introduction of vlasov equation and its moment equations, i. e., the continuity equation, the force equation and the pressure equation, and the ionization and recombination associated with the laser propagation in media

    第四章：本章主要是在總結了兩種方法的基礎上提出進一步可以做的工作，介紹了等離子體動力論中的vlasov方程及它的三個矩方程（連續性方程、力方程和壓強方程） ，以及強激光在介質中傳輸涉及到的電離和復合機制。
  4. Ionization balance in corona of laser - produced gold plasma

    金激光等離子體冕區電離態特性研究
  5. In order to improve the output quality of th e laser, we brought forward the concept of double pre - ionization, which is beneficial for the effective excitation of the laser media in the resonator

    為了提高激光器輸出性能，我們提出了有利於腔內介質有效激發的雙預電離概念。
  6. Therefore, either reinforcing the pre - ionization or eliminating the harmful impurity is propitious to increasing the effective excitation of the laser media in the resonator so as to increase the output power

    因此增強預電離和消除有害雜質均有利於提高腔內激光介質的有效激發進而提高激光器輸出功率。
  7. The present thesis is devoted to improving the excitation of the laser media ( gas mixture ) in the resonator of the high - average - power tea co2 laser by means of reinforcing the pre - ionization and eliminating the harmful impurity

    本文正是從提高預電離及清除混合氣中的雜質這兩個方面研究改善高平均功率teaco _ 2激光器腔內介質（混合氣體）的激發性能的。
  8. Under high air pressure, a critical problem for the normal discharge is whether enough pre - ionization can be achieved in the laser media or not. however, the cycling pumping oil steam emerging during the flow of the gas mixture and the vapor infiltrating from outside have a strong absorption of the infrared light or a role of counteracting the excitation

    在高氣壓條件下能否正常放電，關鍵問題是主電極間的激光介質能否獲得足夠的預電離；而混合氣流動過程中出現的循環泵油蒸汽，及從外界滲透的水蒸汽等都對紅外光有相當強的吸收作用或消激發作用。
  9. Study on the new liquid matrix for laser desorption - ionization mass spectrometry

    激光解吸電離質譜新型液相基質研究
  10. We construct eigenfunctions from the linear combination of the b - spline functions and the truncated fourier series, and extend pseudospectral method to calculate above - threshold ionization electron spectrum of one - dimensional atom in intense laser fields. our results are also in very good agreement with those of split - operator method

    本文還利用b樣條函數和傅立葉級數的線性組合構造原子未微擾的本徵函數，將偽譜方法推廣用來計算一維模型原子在強激光場中的閾上電離譜，其結果與分裂算符方法所得的結果也符合得很好。
  11. Ionization mechanism in matrix assisted laser desorption - ionization mass spectrometry

    基質輔助激光解吸電離質譜的離子化機理
  12. Seldi - tof - ms surfaced enhanced laser desorption ionization time of flight mass spectroscopy

    方法採用表面增強激光解吸電離飛行時間質譜技術
  13. The effect of quantum interference among many ionization channels on photo - ionization properties of an atom in a laser - induced continuum structure system is analyzed

    分析了激光場誘導原子連續態結構系統中多個離化通道間的量子干涉效應對原子離化的影響。
  14. Firstly, the propagation of intense laser light in ionizing gases is analyzed including the ionization - modulation instability, the vectorial and nonparaxial effects, and the mechanism of laser energy loss. secondly, we analyze the propagation of intense laser light in plasmas, and effects such as the weakly relativistic nonlinearity, the ponderomotive force and the wakefield are analyzed

    文中對強激光在電離氣體中傳輸的電離不穩定性、矢量非傍軸傳輸和能量損耗機制，以及強激光在等離子體中傳輸的弱相對論性非線性效應、有質動力作用和尾波場效應等都作了基本的分析。
  15. The output spot - size of our non - flowing tea co2 laser is quite large, only slightly smaller than the section of the excited media, this agrees with the calculated spatial distributions of the initial electron density for pre - ionization well

    由我們的非流動型teaco _ 2激光器獲得的輸出光斑相當大，僅比激活區截面略小，這與理論計算的預電離初始電子密度空間分佈規律有較好的一致性。
  16. Twenty - six induced proteins were analyzed by matrix assisted laser desorption / ionization time - of - flight mass spectrometry ( maldi - tof / ms ) and identified by database searching. among them, 20 ones were assigned and their functions were known, including salt stress proteins, or enzymes are related to salt stress, y - butyrobetaine and iipopolysaccharide synthesis, metabolism pathway and signal transduction

    應用maldi - tof ms對26個鹽激誘導蛋白進行分析，將獲得的肽指紋圖譜經數據庫檢索，初步確定了20個誘導蛋白的功能，其中包括與鹽脅迫、 -丁酰甜菜堿、脂多糖合成、代謝途徑和信號傳導等有關的酶。
  17. We calculate high order harmonic generation and ionization probability of one - dimensional atom in intense laser field. our results are in good agreement with those of split - operator method

    ） dinger方程，研究了一維模型原子在強激光場中的高次諧波和電離幾率，其結果與分裂算符方法所得的結果符合得很好。
  18. Then we also investigate the high harmonic generation and ionization of the long - range and short - range potential atoms by using numerical solution of the time - dependent schrodinger equation for a one - dimensional atom in intense laser fields

    ） dinger方程，研究了具有相同基態能量的一維長程勢原子和短程勢原子產生高次諧波和電離幾率的特點。
  19. It is found that the intensities of high harmonic generation for both cases are similar, but the short - range potential atom does not radiate the low - order harmonic spectra, and the ionization probabilities of the long - range and short - range potential atoms as a function of the laser intensity are obviously different

    在強激光場中，長程勢原子和短程勢原子產生的高次諧波對應的平臺和截止位置相同，但是短程勢原子沒有低階的高次諧波，而長程勢和短程勢原子在激光場中的電離幾率明顯不同。
  20. Finally, by using split - operator method to solve time - dependent schrodinger equation of two - dimensional atom in intense laser field, we calculate high order harmonic generation and ionization probability of two - dimensional atom in intense laser field and compare our results with those of one - dimensional atom with same binding energy. it i & found that the cutoff position of high order harmonic generation obtained by using these two models are same, but there are great differences in ionization probability

    ） dinger方程，研究了兩維模型原子在強激光場中的高次諧波和電離幾率，並與具有相同基態能量的一維模型原子所得的結果進行了比較，結果表明，用這兩種模型所得的高次諧波的截止位置相同，但電離幾率有很大的差異。
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