x-ray technique 中文意思是什麼

x-ray technique 解釋
x線技術
  • x : X2= (羅馬數字)10 XX = 20 IX = 9 XV = 15 XL = 40 LX = 60 XC = 90 DXL = 540 MX = 1010 =...
  • ray : n 雷〈姓氏,男子名, Raymond 的昵稱〉。n 1 光線,射線,熱線;〈詩〉光輝,閃爍,曙光,一線光明。2 ...
  • technique : n. 1. (專門)技術;(藝術上的)技巧,技能。2. 手法〈如畫法,演奏法等〉。3. 方法。
  1. The as - grown crystals were characterization by cutting and directional, x - ray diffraction, high resolution ohmmeter, ir transmission spectroscopy, visible light absorption spectroscopy, scan electronic microscopy ( sem ) and positron annihilate time technique ( pat ). the ir transmittance of czt single crystals grown with cd - riched is about 53 %, while 23 % with no cd riched

    採用解理實驗、 x射線衍射、電學性能測試、紅外透過譜測試、可見光吸收譜測試、 sem蝕坑分析、探測器的試制等分析測試方法,並首次採用正電子湮沒壽命譜分析方法來研究czt單晶體的空位缺陷,綜合表徵了所生長的晶體的質量和性能。
  2. Thirty - one crystals of polyoxometalates ( 1d, 2d, 3d ) were prepared by means of middle hydrothermal technique, molecular design and self - assembly, and characterized structurally by single crystal x - ray diffraction. the thermal stability, activity of catalysis and magnetism of some compounds were systematically studied. the continuous appearance of p - v - o, p - mo - o, v - mo - o, v - o system with novel structure enrich polyoxometalate chemistry, the reaction characterization and the synthesis law of molybdates, tungstates and vanadates under hydrothermal conditions were explored

    由於p - v - o 、 p - mo - o 、 v - mo - o 、 v - o體系新結構不斷出現,豐富了多金屬氧酸鹽化學,探討水熱條件下釩、鉬、鎢物種的反應特性和生成規律,研究原料的選擇、配比、加料順序、濃度、酸度、反應溫度、反應時間等因素對產物的生成及結構的影響,為新的催化劑、導電材料、磁性材料的研製與開發積累經驗。
  3. Ge - sio2thin films were prepared by an rf co - sputtering technique on p - si substrates from a ge - sio2 composite target. the as - deposited films were annealed in the temperature range of 300 - 1000 under nitrogen ambience. the structure of films was evaluated by x - ray diffraction ( xrd ), x - ray photoernission spectroscopy ( xps )

    當溫度較低時(沉積時的基片溫度ts 450 ,后處理退火溫度ta 800時,制備的樣品均為非晶結構,當溫度較高時( ts 450 , ta 800 )薄膜樣品中才出現si的結晶顆粒。
  4. Again, because the ion influx technique have a little damnification on the skin - deep structure for the cdte thin films, among the experiment, we have let the doped cdte thin films be annealed a hour with n2 atmosphere at 500, and then slowly cooled until the room temperature. via the test and analyse, heat treatment has very important effect on the comeback of crystallattice surface disfigurements. finally, the films were characterized by x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), ultraviolet visible ( uv ) and the hall effect measurement

    再次,由於離子注入會對薄膜表面的結構造成損傷,本實驗把被注入離子的cdte薄膜在n2氣氛中500下退火1個小時,然後緩慢冷卻至室溫。經測試分析,熱處理對晶格表面缺陷的恢復有很重要的作用。最後,利用xrd 、 sem 、紫外可見分光光度計及hall測試系統研究其結構,表面形貌和光電性能。
  5. The properties of thin films have been investigated with modern analysis technique, such as afm ( atom force microscopy ), sem ( scanning electron microscope ), xrd ( x - ray diffraction ) and rocking curve ( - scan ). and the properties of ybco thin film and its substrate and deposition temperature have been analysed, comparing with lao substrate ' s crystallization quality, ybco thin film properties, such as morphology and degree of grain alignment, was concluded to correlate with the crystal orientation uniform of lao substrate as revealed by xrd

    本文結合afm 、 sem研究ybco薄膜的表面形貌, xrd 、 fwhm分析薄膜的結晶情況,並結合成膜溫度和基片的質量進行一系列結構與性能的對比研究,發現laalo3 ( lao )基片的質量對ybco薄膜的結構完整性有很大影響,不僅影響了薄膜的c軸取向性,而且影響了ybco的超導性能。
  6. Fourth, the advanced surface analysis technique - x ray photoelectron spectrum is employed to study the adsorption of soluble - starch on the pvdf membrane. then we test by using xps combined with sem the original sample, the fouled sample and the washed sample with rubber sponge balls

    第四,採用x射線光電子能譜( xps )技術分析了可溶性澱粉在聚偏氟乙烯膜表面的吸附,並將xps技術與電子顯微鏡技術相結合,對原始樣品、污染樣品和海綿橡膠球清洗樣品進行了測試和分析。
  7. The composition, structure, and properties of the as prepared composite films have been characterized in detail by uv - vis, ftir, and x - ray photoelectron spectra, ellipsometry, scanning electron microscopy, atomic force microscopy, transmission electron microscopy, fluorescence spectroscopy, and standard four - probe technique

    採用uv - vis光譜、 ftir光譜、 x -射線光電子能譜、橢圓光度法、掃描電子顯微鏡、原子力顯微鏡、透射電子顯微鏡、熒光光譜和標準四探針技術對所制備的納米復合膜進行了組成、結構和性能表徵。
  8. The influence of nano - al2o3 on the sintering and the properties of the si3n4 ceramics was researched in this paper. the samples with different amount of nano - al2o3 were obtained by using pressureless sintering at 1600, 1650, 1700 in the nitrogen atmosphere. the microstructure and the composition of the ceramics were determined by the means of x - ray, sem, micro - hardness meter etc. it is show that the sisty ceramics can be densified at 1650c to % percent of the theory density through the addition of nano - al2o3 ( the value could be 90 percent by other technique ). the crystalline growth of the cylindrical - si3n4 and the ratio of its longitude to its diameter are increased with the addition of nano - al2o3. a uniform microstructure and an fined crystal as well as more sialon phases can be obtained in the si3n4 ceramics through the addition of that

    實驗結果表明:在碳管爐中、氮氣保護下進行燒結,添加劑為納米al _ 2o _ 3粉末時,由於納米粉末的高活性、高燒結驅動力,在1650就可使si _ 3n _ 4完全地燒結,並使其緻密度可達理論密度的96以上(比其它工藝高6左右) ;同時,納米al _ 2o _ 3地加入大大促進了長柱狀? si _ 3n _ 4的生長和發育及柱狀晶長徑比的提高,使微觀結構均勻、細化,形成了更多力學性能優異的固體? sialon相,減少了不利於陶瓷材料性能的晶間玻璃相,凈化了晶界。
  9. Using the coded - aperture imaging technique, ram is suitable for imaging in x - ray, with high spatial resolution and fast temporal resolution

    該裝置基於編碼孔徑成像技術,具有較高的空間和時間解析度,特別適合於x光條件下成像。
  10. In the second chapter, during the study of compound x - ray refractive lenses, diffraction function of compound lens is derived in the light of refraction and absorption effect and the design theory of x - ray is deduced using diffraction theory in connection with the characteristic of x - ray band. the structure design of this device and micro - machined technique are also discussed

    在第二章x射線聚焦組合透鏡的研究中,針對x射線波段的特性,綜合考慮折射和吸收效應得出組合透鏡的衍射屏函數,利用衍射理論推導出x射線聚焦組合透鏡的設計理論並進行結構設計與微細加工製作技術研究。
  11. 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。
  12. In this work, using elemental powders as starting reactant materials several carbide powders such as wc, sic, tic, zrc and corresponding alloys had been fabricated by ball - milling technique. x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), transmission electron microscopy ( tem ) and other measurement techniques had been used to monitor the structural changes of powders after some ball milling time and the properties of the cemented tungsten carbides. and the mechanism for the formation of matal carbides by ma has also been discussed

    本文主要對機械合金化( ma )技術在碳化物制備中的應用進行了研究,利用高能球磨,以元素粉末為原料,制備出wc 、 sic 、 tic 、 zrc的粉體以及wc基硬質復合材料,並利用x射線衍射、掃描電鏡、透射電鏡等方法分析和研究了球磨過程粉體的變化以及燒結后硬質合金的性能,對機械合金化制備碳化物的有關機理進行了研究和探索。
  13. Methods condylar compressive mechanical properties and its bone mineral content were analyzed quantitatively by compressive mechanical property measurement technique and dual energy x - ray absorptiometry in 6 and 6 adult dogs undergone either high shaping or reconstruction of condyles respectively, and compared with 12 normals

    方法採用壓縮力學性能測試技術和雙能x線吸收法,定量分析12側正常、 6側髁突高位切削術及6側關節重建術的成年雜種犬髁突的壓縮力學性能和骨礦含量。
  14. Abstract : the cold - pressing ceramic processing technique was used to prepare ce - doped barium titanate ceramics. the solid solubility of ce ions in batio3 lattice and the effect of the ce doping on the structure of batio3 dielectric ceramics were investigated by x - ray diffraction spectroscopy

    文摘:採用冷壓陶瓷處理技術制備了鈰參雜的鈦酸鋇陶瓷.應用x光衍射譜來調查鈰在鈦酸鋇晶格中的固溶性以及鈰的參雜對鈦酸鋇介電陶瓷結構的影響
  15. Based on this, the abstract of my work is shown following : 1. x - ray diffraction ( xrd ) technique was used to investigate the phase - separation and microstructure of the ba / sa mixed multilayers

    本論文涉及到以下幾個方面的工作: 1 、用xrd和原子力顯微鏡的接觸模式研究了不同ba sa配比的21層混合lb膜的分相和微結構以及膜的質量。
  16. Los alamos national laboratory scientists have developed a new technique to see fingerprints on surfaces by using mini - x - ray fluorescence to detect chemical elements in fingerprints without altering them

    美國洛斯阿拉莫斯國家實驗室的科學家們發明了一種新型的指紋檢測技術,利用微x射線束熒光技術可以在不破壞指紋的情況下探測到物體表面指紋所攜帶的化學成分
  17. The obtained thin films were characterized by x - ray diffraction ( xrd ) - 2 scan. sem and edx were used for the films " morphology and compositional analysis. the temperature dependence of the resistance was measured by the standard four - probe technique

    運用x射線衍射的- 2掃描對薄膜的相組成進行了分析;採用sem和edx分別對薄膜的表面形貌和成分組成進行了分析;採用標準的四引線法測量了超導薄膜的臨界轉變溫度。
  18. X - ray microbeam technique x

    射線微束技術
  19. The application of x - ray fluorescence analytical technique and gamma spectrum in the study of guocheng gold deposit, jiaodong province

    熒光法和伽瑪能譜法在膠東郭城金礦找礦預測中的應用
  20. Analyzing quantitatively the structural features of soft soil from marine accumulation around vacuum preloading by means of x - ray, scanning electronic microscope and computer image processing technique, together with the experiment and comparing the changes of soft soil in microstructure and engineering properties, the authors studied the consolidation mechanism of vacuum preloading

    摘要藉助x -射線、掃描電鏡及計算機圖像處理等技術,對海積軟土真空預壓加固前後的結構特徵進行定量分析,並結合室內試驗,對比研究土體微觀結構和工程性質的變化,探討真空預壓加固的機理。
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