衍射測定法 的英文怎麼說
中文拼音 [yǎnshècèdìngfǎ]
衍射測定法
英文
diffractometry- 衍 : [書面語]Ⅰ動詞(開展; 發揮) spread out; develop; amplifyⅡ形容詞(多餘) redundant; superfluousⅢ名...
- 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) ...
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 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...
- 測定 : determine; determination; setting-out; admeasurement; assignment; assay; finding
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Pigments and extenders. titanium dioxide. ratio of anatase to rutile by x - ray diffraction
顏料和填料.二氧化鈦.用x -射線衍射法測定銳鈦礦和金紅石之比Test method for ratio of anatase to rutile in titanium dioxide pigments by x - ray diffraction
X射線衍射法測定二氧化鈦顏料中銳鈦和金紅石比率的試驗方法Method for crystallite size determination in metal catalysts by x - ray diffractometry
用x射線衍射儀測定金屬晶體中晶粒大小的方法Standard test method for determination of crystallite size of calcined petroleum coke by x - ray diffraction
用x射線衍射法測定焙燒石油焦結晶大小的試驗方法Measuring retained austenite of carburize layer of low carbon alloys with x - ray diffraction method
射線衍射法測定滲碳鋼中殘余奧氏體The corrosion behavior of nanocrystalline ( nc ) copper bulks with various grain sizes prepared from igc ( inert gas condemsation ) and vacuum annealing in comparison with conventional microcrystalline ( mc ) copper ( as - rolled and electrolytic ) in acid copper sulphate solution and neutral solution containing chlorides under free corrosion conditions and anodic polarizations has been studied using potentiodynamic polarization, potentiometric analysis, cyclic voltammetry and electrochemical impedance spectroscopy. x - ray diffraction was used to estimate the grain size of the annealed nc copper. field emission gun scanning electron microscopy and x - ray energy - dispersive spectroscopy was used to characterize the surface morphology and analyze the surface composition after the polarization and potentiometric test of both nc and mc copper
本文研究了用igc (惰性氣體蒸發凝聚原位溫壓法)制備並真空退火到不同晶粒尺寸的納米晶銅和微米晶銅(冷軋紫銅、電解銅)在酸性硫酸銅溶液和中性含氯溶液中,在自腐蝕狀態和陽極極化狀態下的腐蝕性能。使用了動電勢極化、電位測定、循環伏安法( cv )和電化學阻抗譜( eis )等方法。 x -射線衍射( xrd )的方法用來估算納米晶銅晶粒尺寸。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
材料不完整晶體結構及其分析方法,為材料科學及工程等專業碩士研究生的選修課,內容包括晶體學基礎、晶體衍射技術最新進展、新相晶體結構測定與數值模擬、固溶體與超結構分析、晶體結構修正與價鍵理論、不完整晶體結構分析、非晶結構分析等。The expansion and dehiscence behavior during the vacuum reactive sintering below 660 of compact ti / al composite powders was experimentally investigated, and the reasons of expansion and dehiscence were theoretically analyzed. the method of low temperature reactive sintering was generalized, and the experiment testified the method effective. the rule of the expansion of the billets was generalized from the result of density of the billets
低溫反應燒結工藝:研究了高能球磨ti / al復合粉體在溫度低於660下真空無壓反應燒結過程中的膨脹和開裂行為,分析了產生膨脹和開裂的主要原因;並提出了能夠有效預防坯料開裂的方法;通過測定坯料在低溫燒結后的密度,總結了其體積膨脹的規律;通過x射線衍射技術分析了隨球磨時間不同,金屬間化合物的生成情況。The position and size of the monochromator, focusing curvature radii and tilting angles of the germanium focusing monochromator under different different take - off angle, size and divergency of the second collimator and intensity loss due to the use of it were determined. the neutron flux at different wavelength, under different reflection and take - off angle of the monochromator and divergency of the first collimator, were given. the simulation on the aperture used for limiting beam size in front of the sample showed that, smaller the size of the aperture and further the distance from the aperture to the sample, greater the loss of the intensity and more serious the spread of the beam along vertical direction at the sample position which makes the practical sampling volume greater than expected
用蒙特卡羅模擬方法對中子應力衍射譜儀的設計方案進行了優化研究,提出了一系列可供參考的數據:確定了單色器的位置、尺寸、垂直聚焦單色器在不同起飛角下的聚焦曲率半徑和傾角;討論了第二準直器的尺寸和發散,以及使用第二準直器造成的強度損失;給出了在不同單色器反射面、起飛角、中子波長和第一準直器發散度的情況下樣品處的中子注量率,以及多種組合情況下譜儀的解析度曲線;對限束方孔的尺寸、距離樣品遠近對強度損失和測量中的影響做了深入研究。Determination of crystallinity and lattice parameters of synthetic molecular sieve by x - ray diffraction
射線衍射法測定分子篩晶胞參數與結晶度By contrasting the dimension and appearance of fe of different precursors, verified it is true that the dimension and appearance of precursor affect these facets of fe. modern measures, for instance xrd, tem, sem, laser and infrared technique etc. are used to research the technique indexes of sfp of fe, such as crystalline, dimensions and its distribution, shape and appearance, assemble status and its oxygen content
對所制備的超微fe粉,採用x射線衍射法( xrd ) 、透射電鏡法( tem ) 、掃描電鏡法( sem ) 、激光衍射粒度分佈測定法以及紅外測氧法等現代分析測試手段,詳細考察了超微fe粉的晶態、尺寸、粒度分佈、形貌與團聚狀態、氧含量等多項技術指標。Determination of particle size distributions for fine ceramic raw powders by laser diffraction method
激光衍射法對細陶瓷原料粉末的粒子尺寸分佈進行的測定Modification of particle measurement considering the absorption of particles
激光衍射散射測量法的定量修正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
獲取蛋白質的結構和功能是生物學研究的重要目的之一,但是使用x光晶體衍射和核磁共振技術等實驗手段測定蛋白質的三維結構,以及使用生物化學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。Standard test method for verifying the alignment of x - ray diffraction instrumentation for residual stress measurement
殘余應力測量用x射線衍射儀校準檢定的測試方法Biology, etc. owing to many merits has not yet been used to measure parameters of gratings. the paper researches on the subject in view of current lack of it. the main tasks of the paper include : analyzing ellipsometric characteristics of gratings in detail with vector diffraction theory and ellipsometrics ; devising a reflective quarter wave plate at normal incidence according to some ellipsometric characteristics ; making use of normal simplex algorithm during ellipsometric inversion of gratings parameters, inversing ellipsometric parameters with gaussian noise of different standard deviations to simulate actually measured values with examples of isotropic metallic and anisotropic step gratings and testing that ellipsometry about gratings parameters is feasible with the range of certain precision ; discussing choice of incidence angle at length
本論文的主要工作包括:結合光柵的矢量衍射理論和薄膜的橢偏理論,詳細分析了光柵的橢偏特性;並且根據一些橢偏特性設計出一款正入射反射型單波長1 4波片;在光柵參數的橢偏反演中,引入正單純形法作為反演演算法,分別以各向同性的正弦形金屬光柵和各向異性的階梯型光柵為例,在標準橢偏值的基礎上加入不同偏差的高斯噪聲來模擬實際的橢偏測量值進行反演,在一定精度范圍內得出滿意的光柵參數,說明光柵參數的橢偏測量是可行的;還就入射角的選取問題進行了一定的探討。The lattice constant determination of metals - method of x - ray diffractometer
金屬點陣常數的測定方法x射線衍射儀法Sem has been used to analyze the microcosmic morphology of cement - rock, xrd to its phase, and imp to the porosity structure. the grading and distribution of the porosity has also been analyzed. the grading of concrete aggregates and porosity have been studied by fractal geometry theory
結石及純水泥漿結石等進行了微觀分析研究,用sem (掃描電鏡)研究結石的微觀形貌,用xrd (衍射)分析結石的物相,用imp (汞壓)法測定結石的孔隙結構,並對結石孔級配及分佈進行了統計分析,用分形理論對混凝土細骨料顆粒級配進行了研究探討。Non - destructive testing - standard test method for determining residual stresses by neutron diffraction iso ts 21432 : 2005 ; german version cen iso ts 21432 : 2005
無損檢驗.用中子衍射測定殘余應力的標準試驗方法In addition, we also explored that : montmorillonite which has been treated by bs - 12 was treated secondly using mma by the method of emulsion reaction and prepared pvc / montmorillonite composite on the way of melt interaction again. by measuring xrd and mechanical properties and observing the section morphology of flexural sample through sem, we found that : after secondly treated, the intension and toughness of pvc / montmorillonite composite were greatly increased. the results indicated that using using montmorillonite can toughen and reinforce pvc effectively, so the study and application of it have a bright prospect
此外,還探討了對經bs - 12初次處理過的蒙脫土,用甲基丙烯酸甲酯採用乳液聚合的方法進行二次處理,再次通過熔融法製成pvc蒙脫土插層復合材料,並通過x ?射線衍射測定和力學性能測試以及掃描電鏡觀察材料的斷面形貌,結果發現,蒙脫土經甲基丙烯酸甲酯通過乳液聚合法二次處理后製成的復合材料與只用bs - 12初次處理的蒙脫土製成的復合材料相比,其強度和韌性得到了明顯改善。分享友人