衍射結晶學 的英文怎麼說

中文拼音 [yǎnshèjiējīngxué]
衍射結晶學 英文
diffraction crystallogphy
  • : [書面語]Ⅰ動詞(開展; 發揮) spread out; develop; amplifyⅡ形容詞(多餘) redundant; superfluousⅢ名...
  • : 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) ...
  • : 結動詞(長出果實或種子) bear (fruit); form (seed)
  • : Ⅰ形容詞(光亮) brilliant; glittering Ⅱ名詞1. (水晶) quartz; (rock) crystal 2. (晶體) any crystalline substance
  • : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
  • 結晶 : 1 (析出晶體) crystallize2 (晶體) crystal 3 (成果) crystallization; fruit; product; quintess...
  1. Among various fabrication techniques of thin film, the sol - gel process has gained much interest for the preparation of pzt thin film, due to ihe advantages of good homogeneity, easy control of composition, low in - ill i reaving temperature, easy formation of large area thin films pb ( zrxti : - k ) 0 :, ( pzt ) films were prepared on the ito coated glass plates and low resistor silicon wafer in sol - gel dip - coating process associated wi di heat treatment : at different temperatures and characterized by x - ray diffraction ( xrd ) and transmission electron microscopy ( tem ). lt is shown that the pzt ferroelectric thin films with ( 110 ) preferred orientation and well - crystallized perovskite structure can be obtained after annealing at 680 ? for 30 minutes on ito substrate and at 800 " c for lornin on silicon substrate

    Pzt的制備方法有很多,其中溶膠?凝膠( sol - gel )方法可以和集成電路( ic )光刻工藝相互兼容,處理溫度低,有大面積塗敷性能,能精確地控制組分,無需復雜的真空設備,成本低廉,所以對于集成鐵電薄膜電容的應用這種方法有很廣闊的前景。本文利用sol - gel技術在摻錫的in _ 2o _ 3透明導電薄膜( ito )襯底和低阻硅襯底上成功地制備了pzt鐵電薄膜。運用了x, sawyer - tower電路和lcr電橋分別對薄膜的化溫度,構和電性能進行了測試。
  2. This study was focused on the occurrence characteristics of the cryptomelane - bearing ores and the mineralogical characteristics of natural cryptomelane. the morphology, chemical and structure features of natural cryptomelane were characterized by means of powder x - ray diffraction, scanning electron microscopy, electron probe microanalyzer, energy dispersive spectrometer and x - ray fluorescence

    利用x -線粉掃描電鏡電子探針電子能譜和x熒光光譜對天然錳鉀礦的形貌特徵化成分構特徵進行研究,果表明天然錳鉀礦體形態主要為針狀纖維狀,沿
  3. The inperfect crystal structure and its analysis for materials, is an elective course for the master graduate student, which include the crystallology principle, development of crystal diffraction, crystal determination and computer simulation of new phase, analysis of solid solution and superstructure, correction of crystal structure and bondvalent theory, analysis of inperfect crystal structure, analysis of amorphous structure and so on

    材料不完整構及其分析方法,為材料科及工程等專業碩士研究生的選修課,內容包括基礎、技術最新進展、新相構測定與數值模擬、固溶體與超構分析、構修正與價鍵理論、不完整構分析、非構分析等。
  4. The epitaxial growths of ingaas / gaas / algaas fundamental material and the fabrication of 45 - deflector are extensively studied in our work. some measuring methods are used to evaluate the growth quality of our grown structure by pl, cv, x - ray double crystal diffraction, sem etc. property analysis are provided for it

    利用高能電子、電化c - v 、掃描電鏡( sem ) 、 x線雙儀、光熒光譜儀( pl ) 、原子力顯微鏡等多種方法對制備的器件進行了檢測,同時對實驗果進行了必要的分析。
  5. With the very low water to cement ratio, rpc has ultra - high strength high ductility and low permeability. in this paper, the compressive strength of rpc can reach to a high point with the number approximately 135mpa. as illustrated from the study results, we can approve some fundamental conclusions : there are big effects on rpc with deferent kinds and properties of raw materials and deferent curing conditions ; stress - strain curve shows the process of destroy with rpc samples ; x - ray diffraction analysis indicates that heat treatment at temperatures 90 accelerate the hydration of rpc sharply, therefore, mechanical and microstructural properties of rpc are highly dependent on heat treatment ; it is believed that rpc materials have excellent resistance to chloride permeability ; during the heat treatment, the shrinkage of rpc developed quickly because of chemical reactions ; the rpc with slag mostly has the advantage of rpc without slag about resistance to solutions corrosion

    研究果表明:通過對rpc各組分摻量變化的研究,可以找到rpc的最優配合比;試件成型后的熱養護制度對rpc的性能影響巨大; rpc的抗壓應力?應變曲線可以反映出試件受破壞時微裂紋的擴展情況,剛纖維的摻入可以大幅改善rpc的韌性; rpc在成型后存在較大的收縮,而其中的化收縮要遠遠大於乾燥收縮; rpc具有很強的抗氯離子滲透性能,漿體的密實度很高;通過x實驗,可以發現rpc的膠凝體中ch體已經幾乎不存在,膠凝體主要由c - s - h凝膠和未水化水泥顆粒組成;在抗溶液侵蝕的實驗中,摻礦渣rpc的抗溶液侵蝕性能在絕大多數情況下要好於不摻礦渣試件,酸、堿溶液和浙江工業大碩士位論文摘要一些鹽溶液都會對rpc的構產生侵蝕作用,但是機理各有不同。
  6. Obtaining structure and function of proteins is one of the main purposes of research in biology, but determining three - dimensional structure of protein by means of x - rays crystallography and nuclear magnetic resonance spectroscopy, and research in protein structure by the way of biochemistry, already can ’ t adapt the need of the rapid increase of protein sequence

    獲取蛋白質的構和功能是生物研究的重要目的之一,但是使用x光和核磁共振技術等實驗手段測定蛋白質的三維構,以及使用生物化方法研究蛋白質的功能時效率不高,已經無法適應蛋白質序列飛速增長的需要。
  7. No87 : two - stage image processing in high resolution electron microscopy, f. h. li, proc. intern. congress on electron microscopy, paris ( 1994 ) vol. 1, 481 - 4

    高分辨電子顯微術與電子合測定構,李方華,自然科進展- - -國家重點實驗室通訊, 3 ( 1993 ) 385 - 394
  8. The effect of growth parameters on the morphology, structure and chemical compositon of sic whiskers have been characterized by x - ray diffraction ( xrd ), scanning electron microscope ( sem ), energy dispersive x - ray spectroscopy ( eds ) and transmission electron microscope ( tem )

    運用x( xrd ) 、掃描電子顯微鏡( sem ) 、電子能量色散譜( eds ) 、透電子顯微鏡( tem )等表徵手段,系統研究了工藝參數對sic須形貌、構和化成份的影響。
  9. This part emphasizes the synthesis of nanoarrays, aiming at controlling the size and distance of nanocrystallites using calixarene derivatives by altering the size, length and chemical structure of the organic molecules ; 2. this part emphasizes in situ synthesis strategy for fabrication of polymer network of zns based nanopowder, aiming at size controls, coating and preventing agglomeration following " one - pot " synthesis ; this method fits to low cost, large scale production ; 3. according to development in zno nanomaterials, we first report on the synthesis, characterization of amorphous zno, aiming at describing the principles and approaches of synthesis techniques, optical properties, spatial structure and doped effect ; the amorphous zno displays cage - like structure, showing a strong ultraviolet emission while the visible emission is nearly fully quenched, a potential uv - emission material ; 4

    本論文以量子構自組裝為出發點,提出利用杯芳烴及其生物的化受限反應實現尺寸可調半導體納米粒子自組裝;提出有機聚合網路原位組裝zns基納米熒光粉方法,把熒光粉的納米化、包敷、防團聚在「一鍋」反應中完成,適于低成本,批量生產;根據當前zno的研究情況,我們首次合成了非zno ,研究了它的光性質,確定了它的構,並對其摻雜進行了初步的研究,非zno表現出強的深紫外發光特性,而可見發非常弱,是一種有巨大潛在應用價值的深紫外發光材料;利用非zno的亞穩特性,對化過程中非zno納米zno三維受限量子構特性,界面特性進行了深入的研究;利用固相熱分解一般受擴散控制特性,實現了尺寸可控的zno三維量子構的自組裝;利用非zno的高度分散性,容易均勻成膜特性,實現了非誘導低溫液相外延自組裝生長高取向zno體薄膜。
  10. ( 211 ) reflection of the polycrystal a - iron sample is used in the simulation experiments, and both the resulting full - width - at - half - maximum ( fwhm ) of the diffraction peaks and peak shifts under tensive and compressive strain are in accord with that expected from analytical methods. the instrumental resolution curves, under various combination of the first collimator and second collimator and take - off angle of the monochromator, are given

    用- fe多樣品的( 211 )面進行了模擬實驗,得到的峰半高寬以及拉應變和壓應中國原子能科研究院博士位論文變作用下峰移動的模擬果都與解析方法的預期值符合得很好。
  11. According to the significant improvement in properties of ions and particles doped perovskite, tb and cnt doped pt materials were prepared, and the properties studied. tb and cnt doped pt powders and films were successfully prepared by sol - gel method. by differential thermal analysis ( dta ), scanning electron microscopy ( sem ), transmission electron microscopy ( tem ), x - ray diffraction ( xrd ), fluorescent analysis and dielectric constant analysis, the morphology and phase transformation, crystalline properties, fluorescent properties and dielectric properties of the materials were studied

    本研究中採用溶膠凝膠法制備了具有優良性能的稀土離子tb及納米碳管摻雜的鈦酸鉛( pt )超細粉末和( 100 )取向生長的薄膜,並利用差熱分析、掃描電子顯微鏡、透電子顯微鏡、 x、熒光分析和介電常數等多種分析測試手段對摻雜后的pt薄膜及超細粉末的相構、光性能、性能以及介電常數等進行了研究。
  12. The occurrence, mineral composition and constructure of titanium in solidified slags which are obtained from blast furnace slags via selective precipitating and growth have been studied, and the contribution of titanium among different mineral phases has been calculated by optical microscope, x - ray diffraction ( crd ) as well as scanning electron microscope ( sem )

    本文採用光顯微鏡、 x線粉、圖象分析和掃描電鏡等多種手段,研究了攀鋼含鈦高爐渣經選擇性析出處理的凝渣中鈦的賦存狀態、礦物組成及構,計算了鈦在各礦物相中的分佈,測定了原料中鈦礦物的解離度,為鈦的綜合利用提供了科依據。
  13. Abstract : the occurrence, mineral composition and constructure of titanium in solidified slags which are obtained from blast furnace slags via selective precipitating and growth have been studied, and the contribution of titanium among different mineral phases has been calculated by optical microscope, x - ray diffraction ( crd ) as well as scanning electron microscope ( sem )

    文摘:本文採用光顯微鏡、 x線粉、圖象分析和掃描電鏡等多種手段,研究了攀鋼含鈦高爐渣經選擇性析出處理的凝渣中鈦的賦存狀態、礦物組成及構,計算了鈦在各礦物相中的分佈,測定了原料中鈦礦物的解離度,為鈦的綜合利用提供了科依據。
  14. Among them the x - ray diffraction analysis is mainly used to confirm clay mineral assemblages and their crystallinity ; chemical analysis and electronic microscope are used to study the source, the genesis and the evolvement process of clay minerals ; radioactive isotopes analysis can make up the relationship between the time and space which is based on the climate index and the chronology ; hydrogen and oxygen isotopes also provide important evidence for reconstructing paleoclimate

    其中, x分析主要用來確定黏土礦物組合及其含量以及某些黏土礦物的度化分析電鏡分析主要用於黏土礦物的來源成因演變過程的研究放性同位素的研究使氣候指標和年代建立起時間和空間上的聯系而氫氧同位素分析亦能對古氣候重建提供重要佐證。
  15. It was the first time that the silica nanoparticles was coated with gd2o3 : eu rare - earth oxides, then the core - shell structure compound particles were obtained. the characterizations showed that the thickness of uniform coating is in 10 - 20nm ; the silica core is linked with the gd2o3 : eu shell by chemical bond si - o - gd ; because of the size effects and interface effects of nano - crystal coating, the diffraction and emission peaks become broadened. and at the same time, the transfer temperature of silica from amorphous to crystal is decreased

    首次在納米sio2表面包覆一層gd2o3 : eu稀土復合氧化物,得到了核-殼構的復合顆粒,表徵果表明,均勻包覆層的厚度為10 - 20nm ; sio2核和gd2o3 : eu殼層物質之間通過化鍵si - o - gd鍵的作用合在一起;由於包覆層納米的尺寸效應和界面效應使xrd峰和熒光光譜發峰出現了寬化現象。
  16. In this article, molybdenum wire multi - doped with la2o3 and k, al, si, molybdenum wire doped with k, al, si and molybdenum wire doped with la2o3 or y2o3 are analyzed by dsc, hot - draw, sem, optical microscope, micro - hardness, x - ray and tem. it is found that multi - doped molybdenum wire is better at elevating the recrystallization temperature and improving the micro - structure and mechanic properties after recrystallization than molybdenum wire doped with k, al, si

    本文通過差熱分析、熱模擬、掃描電鏡、金相顯微鏡、顯微硬度、 x和透電鏡等實驗手段對復合摻雜k 、 al 、 si和稀土氧化物的鉬絲、單摻雜k 、 al 、 si的鉬絲以及單摻雜稀土氧化物的鉬絲的再溫度、高溫下的綜合力性能和組織形貌進行了綜合對比分析。
  17. The suitable preparing condition of the composite has been set down by a series of experiments. the clay / poly - acrylamid superabsorbent composite is characterized by infrared ( ir ), thermogravimetry, analysis ( tga ), differential scanning, calorimetry ( dsc ) and x - ray diffraction analysis ( xrd )

    在理論研究方面,利用x線粉光譜、紅外吸收光譜、熱重分析法、示差掃描量熱法、電化分析等方法對超吸水性復合材料的吸水性能與超吸水性復合材料的組成基團以及構關系進行了深入探討。
  18. Abstract : crystallinity and mechanical properties of poly ( ester - ether ) liquid crystalline elastomer and their fibers were investigated by waxdand single fiber electronic tensile strength tester

    文摘:利用廣角x儀和單纖維電子強力儀對聚酯醚液彈性體及其纖維的性和力性能進行了研究。
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