掠射光 的英文怎麼說
中文拼音 [lüèshèguāng]
掠射光
英文
glancing light掠射光學 grazing incidence optics-
The phenomenon of interference is presented when the x - ray beam hits the thin layer sample at glancing angle, the angles corresponding maximal and minimal intensity of x - ray fluorescence are described when the phenomenon of double - beam interference or multiple - beam interference is occurred
介紹了掠射x射線與薄膜樣品作用時產生的干涉現象，給出了x射線雙光束干涉和多光束干涉產生極值的條件。In the theoretical description of grazing emission fluorescence, the mode of fluorescence intensity emitted from layered materials dependence of grazing angle is established by applying asymptotic approximations to double fourier integrals, and the theoretic calculation formula of fluorescence intensity from a thin layer is derived. by the derived expressions, the theoretic simulation curves of several thin layers on si substrate are calculated. in the experimental setup, the requirement of construction of the setup and some important parameters are brought forward
最後，利用平穩位相方法建立了掠出射情況下薄層樣品產生的熒光強度和掠出射角的對應關系數學模型，推導了薄層樣品熒光強度理論計算公式，並以此為依據模擬計算得出了cr 、 fe 、 ti和ni等幾種以si作基底的單層薄膜樣品的熒光強度隨掠出射角變化的理論曲線。The only requirement is that you look at road at near glancing incidence because the rays bend very gradually.
唯一的條件是要從接近掠入射的方向去看公路，因為光線彎曲得非常慢。This demonstrates the feasibility of using grazing emission x - ray fluorescence spectroscopy as a method of studying the thin layer ' s characteristics, such as composition and thickiness etc. with the intimately combining of theoretical, set - up and experimental research, the study on the analysis techniques of grazing emission x - ray fluorescence is developed, and the first set of grazing emission x - ray fluorescence setup is established. at the same time, the angular dependence of the fluorescence intensity with different thickness layer is measured. all the work in this thesis provides the basis for the further researches
本論文採用理論、裝置和實驗研究密切結合的方式，開展了掠射x射線熒光分析技術研究工作，在國內建立了首臺掠出射x射線熒光光譜分析裝置，並對不同厚度單層和雙層薄膜樣品在掠出射條件下產生的熒光光強與掠射角的對應博士學位論文:掠射x射線熒光分析技術研究關系進行了實驗測定。The poles are strange, beautiful places, where the sun moves sideways, nights last for months, and bone - chilling winds scar the landscape
兩極是個奇妙，美麗的地方，那裡陽光是斜射的，夜晚會持續幾個月之久，刺骨的寒風掠過大地。It reformed the coventional grazing incidence method of reflecting x ray, and made it possible to reflect x ray in normal incidence way. it moves x ray optics forward greatly
它從根本上改變了傳統的掠入射反射x光的方法，使正入射反射x光成為可能，並極大的促進了x光學的發展。3 the main facilities in our experiment are introduced. they consist of the hi - 13 model tandem accelerator, the 2. 2 - meter grazing incidence vuv to soft x - ray monochromator and the data - processing system. the testing system is also described
3介紹了主要的實驗設備，即hi - 13串列加速器和2 . 2米掠入射真空紫外到軟x射線譜段光譜儀的結構和原理，介紹了實驗數據獲取系統和實驗系統的調試。In theory, firstly, the theorectical considerations on soft x - ray are discussed. secondly, the conclusion is obtained based on the applying the lorentz reciprocity theorem, which demonstrates that equivalence of brazing exit and grazing incidence methods
在理論研究方面，首先討論了軟x射線熒光產生的原子物理相關理論；其次根據洛倫茲互換定理，得出了掠出射和掠入射兩種熒光分析理論具有互換性的結論。The phase structure of different cu - fe thin films were studied by using grazing incidence x - ray analysis ( gixa ). the texture and residual stress of different cu - fe thin films were measured by scan of x - ray diffraction ( xrd ) and 2 scan with different. the thicknesses of different thin films were characterized by means of small angle x - ray scattering ( saxs ) technique. by using atomic force microscope ( afm ) measured surface roughness of thin films. the component of different thin film was characterized by energy disperse spectrum ( eds ) and x - ray fluorescence ( xrf ). the magnetic properties of cu - fe thin films were measured by means of vibrating sample magnetometer ( vsm ). in addition, the giant magnetoresistance ( gmr ) effects of different films were also measured. the original resistance of the film fabricated by a direction - current magnetron sputtering system is directly affected by bias voltage
利用掠入射x射線分析（ gixa ）技術對不同cu - fe薄膜的相結構進行了研究;利用xrd掃描及不同角度的2掃描對薄膜進行了結晶織構及殘余應力分析;運用小角x射線散射（ saxs ）技術測量了薄膜的厚度;採用原子力顯微鏡（ afm ）觀察了薄膜的表面形貌;運用能量損失譜（ eds ）及x射線熒光光譜（ xrf ）對薄膜進行了成分標定;使用振動樣品磁強計測量了不同cu - fe過飽和固溶體薄膜的磁性能;最後利用自製的磁阻性能測試設備測量了真空磁場熱處理前後不同薄膜的巨磁阻值。During explaining the model ' s physical meaning, it focused on the physical parameter ' s character which induced the photo - thermal effect. then this paper introduced three types of pbd technique applied in the experiments - that is transverse photo - thermal deflection technique ( mirage effect ), photo - thermal reflectance detection technique and transmission photo - thermal deflection technique
然後介紹了在實驗中具體應用到的三種光熱偏轉方法- -即掠射式的光熱偏轉方法、反射式的光熱偏轉方法和透射式的光熱偏轉方法。In experiment, the alignment and calibration to the monochromator were described firstly. then, a gas - flow proportional counter and the multi - channel analyzer ( mca ) are calibrated by the radio isotope source 55fe, and the dead time, counting rate plateau and x - ray linearity have been measured
最後利用同步輻射光源做激發源，在掠出射方式下研究了si片上不同厚度單層cr膜和雙層fe v膜樣品產生的熒光光強和掠出射角的對應關系。The experimental results demonstrate that the intensity of grazing emission x - ray fluorescence becomes more intensive with the higher anode voltage of x - ray tube or the bigger grazing emission angle, which provide a possibility for accelerating the process of grazing emission x - ray fluorescence analysis
實驗結果表明，掠出射x射線熒光強度隨x射線管陽極高壓的增大而增大；隨掠出射角的增大而增大。這為提高掠出射x射線熒光分析的速度提供了可能。The spectrometer is the first one in our domestic area, which allows the use of gas - flow proportional counter and wavelength dispersive method
在實驗研究方面，首先對掠出射x射線熒光光譜儀的色散單元進行了調整和波長標定。In this dissertation, a research of grazing x - ray fluorescence analysis has been carried out, and on this basis, an energy - dispersive method to measure soft x - ray fluorescence based on grazing emission has been studied
本文在分析國內外掠射x射線熒光分析技術的基礎上，對能量色散掠出射軟x射線熒光探測方法進行了深入的研究。分享友人