線發射光譜法 的英文怎麼說

中文拼音 [xiànfāshèguāngpǔfǎ]
線發射光譜法 英文
x-ray emission spectroscopy
  • 線 : 名詞1 （用絲、棉、金屬等製成的細長的東西） thread; string; wire 2 [數學] （一個點任意移動所構成的...
  • 發 : 名詞（頭發） hair
  • 射 : Ⅰ動詞1 （用推力或彈力送出） shoot; fire 2 （液體受到壓力迅速擠出） discharge in a jet 3 （放出） ...
  • 光 : Ⅰ名詞1 （照耀在物體上、使人能看見物體的一種物質） light; ray 2 （景物） scenery 3 （光彩; 榮譽） ...
  • 譜 : Ⅰ名詞[書面語]1 （按類別或系統編成的書或冊子等） table; chart; register 2 （指導練習的格式或圖形）...
  • 法 : Ⅰ名詞1 （由國家制定或認可的行為規則的總稱） law 2 （方法; 方式） way; method; mode; means 3 （標...
  1. And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed

    研究結果如下：首先針對荒漠化地區的地物特徵，對高光譜數據不同波段的數據質量、波段組合進行了評價，提出了適用於荒漠化監測的基本波段選擇集；初步了解和掌握了研究地區的地物光譜特性及變異規律，進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎；發現了基於光譜整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象，對于譜形相似而整體反射率的值相差較大的兩類地物，通過引入均值和方差圖像參與分類得到解決；研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段，這些波段與植被生物量和蓋度都有密切的關系，是開展精細植被分類研究和植被定量反演的重要基礎；像元的導數光譜分析可以消除土壤背景的影響，是進行植被生物量和蓋度定量反演的有力工具；建立了荒漠化監測主要評價因子的定量反演模型，並分析了模型的適用性。
  2. The contents of metal elements in silk gland and silk fiber of b. mori silkworm have been detailedly analyzed by proton induced x - ray emission ( pixe ), inductively coupled plasma mass spectroscopy ( icp - ms ) and atomic adsorption spectroscopy ( aas )

    摘要用不同的測試方法，即質子誘導x射線發射（ pixe ） 、電感耦合等離子體質譜（ icp - ms ）和原子吸收光譜（ aas ）對桑蠶絲腺體和絲纖維中金屬元素的含量進行了詳細的表徵。
  3. Therefore, the diagnostics of electrical and optical characteristic of plasma form the basic respects of plasma diagnostics. the author reports in detail in the dissertation the experimental investigation on the phenomena of some common discharge systems at typical operation status such as dc glow ; rf ( radio frequency ) glow and microwave ecr ( electron cyclotron resonance ) discharge

    創新之處： （ 1 ）提出了雙原子分子轉動分辨發射光譜的擬合方法，並利用擬合方法進行了氮氣直流輝光放電產生的第一負帶轉動分辨光譜和磁控濺射沉積cnx膜過程中cn基團的振動帶的轉動線型擬合，獲得了相應的轉動溫度。
  4. The variation of the film composition can be monitored by using the method of spectrum analysis during the film deposition ( for the intensity of the persistent line is proportional to the particle density of the element in the vacuum chamber ). the measurement of the transmission spectrum of the film on a transparent substrate can be used to calculate the film parameters, such as refractive index, extinction coefficient and the thickness of the film. therefore, the combination of the two methods would be helpful to on line monitoring the film constituents and the optical paramenters in the preparation of thin films

    在制備薄膜的過程中，利用光譜分析的方法，以放電光譜特徵譜線強度的變化來反映相應物質成分的變化，以連續光譜光源發出的光透射過薄膜的透射率的變化，來反映薄膜的厚度、折射率、吸收系數等光學參數的變化，從而達到在制膜過程中，對薄膜的成分、厚度等參數進行在線監控的目的
  5. By the essential control of the initial stage of - material growth, the high - quality crystal films can be obtained. by using mocvd technology, studies of some kinds of methods such as hydrogen - terminated, nitridation, plasma - assisted, growth of two stages and sputtering buffer layers have been conducted. by measuring of xrd, pl, sem and tem, and analysis of spectra of xrd, raman scatting, oa, and pl at different temperatures, we observed that the crystal quality has been improved markedly

    本文利用mocvd技術，採用各種對si襯底處理的方法，如氫終止法、氮化法、等離子體轟擊方法、兩步生長法、濺射緩沖層法等進行了試驗與研究，通過x射線衍射技術（ xrd ） 、光致發光技術（ pl ） 、掃描電子顯微術（ sem ） 、透射電子顯微術（ tem ）等檢測，並對其x射線衍射光譜、拉譜光譜、吸收光譜及不同溫度下的光致發光光譜分析，發現外延晶體的生長質量得到了明顯提高。
  6. In the present research, scanning electron microscope ( sem ), laser raman spectroscopy ( lrs ), x - ray photoelectron spectroscopy ( xrs ), x - ray diffraction ( xrd ) and electron probe micro analysis ( epma ) were utilized to investigate the difference in micro - structure and elements distribution between domestic and foreign pdcs. combined with analysis on current manufacturing process, the mechanism for the difference was discussed. scanning electron microscope ( sem ), laser granularity analysis, atom emission spectroscopy ( aes ) and plasma emission spectroscopy ( icpaes ) are also utilized to investigate the grain shape and impurities of key material - diamond power

    本課題採用掃描電鏡、拉曼光譜、光電子能譜、 x -射線衍射分析、電子探針等方法分析了國內外聚晶金剛石-硬質合金復合片在微觀組織結構、元素成分分佈方面的差異，結合對現有燒結工藝的分析，研討了造成這些差異的機理；採用掃描電子顯微鏡、激光粒度分析、原子發射光譜、等離子發射光譜等方法對關鍵原材料-金剛石微粉的晶形、雜質含量進行了比較分析測試。
  7. Standard practice for sample preparation for x - ray emission spectrometric analysis of uranium in ores using the glass fusion or pressed powder method

    使用玻璃熔化或壓制粉末法制備礦石中鈾的x射線發射光譜分析用樣品的標準實施規范
  8. Standard test method for trace element analysis of hazardous waste fuel by energy - dispersive x - ray fluorescence spectrometry

    能量發散x射線熒光光譜法分析危險廢油中痕量元素的標準試驗方法
  9. Standard test method for x - ray emission spectrometric analysis of low - alloy steels and cast irons

    低合金鋼和鑄鐵的x射線發射光譜測定分析法
  10. The effective method of nucleation and growth of nanoparticles as applied to synthesize w - and mo - containing polyoxometalates nanoparticles in precursor films by making use of their acidity or oxidative property. the controllable synthesis of nanoparticles can be achieved by increasing synthetic cycle of polyoxometalates. the composition, structure, and properties of the as prepared composite films have been characterized in detail by uv - vis, ftir, x - ray photoelectron spectra, scanning electron microscopy, atomic force microscopy, transmission electron microscopy and cycle voltammograms

    利用有效的在前體膜中成核、生長納米粒子的方法，使用keggin型鎢系、鉬系多酸，有目的地利用其酸性，強氧化性，在膜中發生反應，從合成出基於多酸的納米粒子，通過增加多酸的反應循環數，我們可以實現了納米粒子的可控合成，採用uv - vis光譜、 ftir光譜、 x -射線光電子能譜、掃描電子顯微鏡、原子力顯微鏡、透射電子顯微鏡、循環伏安對所制備的納米復合膜進行了組成、結構和性質表徵。
  11. In this paper, the growth technology is presented for epitaxial silicon carbide films on sapphire with a buffer layer by atmospheric - pressure chemical vapor deposition ( apcvd ) process. the effect of temperature and precursors flow rates on the growth of silicon carbide films by chemical vapor deposition is analyzed. the structural properties of the films grown on sapphire compound substrate are studied by x - ray diffraction ( xrd ), x - ray photospectroscopy ( xps ) and photoluminescence spectroscopy

    本論文提出了在藍寶石上引入一層緩沖層材料形成復合襯底，採用常壓化學氣相淀積（ apcvd ）方法在其上異質外延生長sic薄膜的技術，分析了cvd法生長sic的物理化學過程，通過實驗提出sic薄膜生長的工藝條件，並通過x射線衍射（ xrd ） 、 x射線光電子能譜（ xps ） 、光致發光譜（ pl譜）和掃描電鏡（ sem ）對外延薄膜的結構性質進行分析。
  12. ( 2 ) iiexagofla1 and cubic gan epitaxia1 1ayers were grown by meta1organic chemical vapoi " deposit ion ( m0cvd ). the x - - ray di ffract ion ( xrd ), photo - 1umi nescence ( i3l ), raman scatter i ng spectra ( raman ) were appl ied to s tudy the samp1es, and we made some detai 1ed discuss ion

    （ 2 ）我們對用mocvd方法生長的六方相、立方相兩類gan樣品材料進行了x射線衍射（ xrd ） ，光致發光譜（ pl ） ，喇曼（ raman ）散射譜的測量，並對測量結果作了較為詳細的分析與討論。
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