xrd 中文意思是什麼

xrd 解釋
繞射儀
  1. It focuses on the theory of the mineral functional materials " improving the anti - chloride permeability and the chloride binding. the main achievements of this article include : 1 ) use the technology of xrd, sem, bet, laser particle size distributor etc to test the component, the construction, particle size distributor, specific surface etc of micro - silica, ultra - fined slag, high quality fly ash, meta - kaolin clay, four types of the mineral functional material, theoretically analysis the functions which the four mineral functional minerals act on cement concrete, namely pozzolanicity effect, filling effect, micro - aggregate effect, surface adsorption effect and so bring into play the affect of plastification, lowing of temperature, reinforcement, improvement of durability. base on this analysis we can conclude that the proper diameter of the mineral functional material is 5 m - 15 m, that is blain fineness 4500cm2 / g - 7500cm2 / g

    本論文的主要成果包括以下幾個方面: ( 1 )採用xrd 、 sem 、 bet 、激光粒度分析儀等多種測試手段,探明了以硅灰,超細磨粒化高爐礦渣,優質粉煤灰及偏高嶺土超細粉等4種超細礦物功能材料的組成、結構、粒度分佈、比表面積等基本性質;從理論上分析了礦物功能材料在混凝土中的4種效應,即火山灰效應、填充密實效應、微集料效應、表面吸附效應,並由此發揮出增塑、溫峰削減(降熱) ,增強及耐久性改善等作用;通過相關理論分析,推導出礦物功能材料的合理粒徑范圍在5 m 15 m ,即勃氏比表面積為4500cm ~ 2 g 7500cm ~ 2 g 。
  2. This film has been identified as polycrystal znse with zinc blende structure by xrd

    Xrd結果顯示該薄膜為立方閃鋅礦結構的znse多晶薄膜。
  3. Zn power, se power and diethylamine was used as the sources in this method and nanocrystal znse powders were synthesized at 225. these powders have been identified as polycrystal znse with zinc blende structure by xrd. the size of particle is about 100nm ~ 200nm

    採用zn粉和se粉為原料,以二乙胺為溶劑,在225下得到了znse粉末, xrd結果顯示其為znse多晶粉末,從tem照片可看出其顆粒的尺寸約為100nm 200nm 。
  4. Authigenic minerals and their occurrence in the meso - cainozoic reservoir sandstones were observed and analyzed by optical microscope, sem, epma and xrd

    採用光學顯微鏡、掃描電鏡、電子探針及x射線衍射觀察分析了塔里木盆地中新生界儲層砂巖自生礦物及其在巖石中的產狀。
  5. There is no dissociative ch and bigger porosity existing in hardened mortar, depended on the testing results of xrd and sem, and this entire characteristic expresses its excellent anti - penetrability and durability

    Xrd 、 sem檢驗結果表明硬化砂漿中沒有游離的caph人存在,結構緻密,預示其有好的抗滲性能和耐久性能。
  6. The structure evolution and reaction mechanism of silicon - iron composite powders treated at the temperature ranging from 700 c to 1200 c respectively were carefully investigated through xrd, sem, epma, dsc. it was found that the chemical formula, fe + si - fe ( si ) + fe3si ( si ), controls the reaction process, and the reaction mechanism of powder homogenization was clarified

    通過利用xrd , sem , epma , dsc等多種測試手段,詳細研究了鐵硅復合粉末帶材在700 1200的熱處理溫度條件下的反應狀況及結構變化,明確了反應過程中的化學方程式: fe + si fe ( si ) + fe _ 3si ( si ) ,並解釋了各個熱處理溫度范圍內,鐵硅粉末均一化的反應機理。
  7. In this thesis, in order to reducing the amount of the pt catalyst, improving the electrocatalytic activity of the pt catalysts and utilization ratio of pt, the electrochemical codeposition method by cyclic voltammetry ( cv ) was used to prepare a series pt / moox / glassy carbon ( gc ) composite electrodes with high dispersibility. the composite electrode, pt / moox / gc, was characterized to study its composition and its electro chemical behavior by cv. using the xrd and sem techniques, the size and the dispersion degree of the catalyst particles were studied in presence or absence of moox in the catalyst

    為了降低主催化劑pt的用量、提高pt的活性和利用率,本論文利用循環伏安法共沉積制備高分散的pt moo _ x催化劑顆粒,利用循環伏安電化學表徵、 xrd和sem技術研究了引入moo _ x后的催化劑即pt moo _ x顆粒的粒子大小、分散狀態;利用icp - aes定量分析pt moo _ x催化劑顆粒的組成含量;並藉助于電化學方法分別評價了pt moo _ x gc電極催化劑的對甲醇的電催化活性和穩定性、氧還原電催化活性。
  8. As a comparison, ba1. 03ce0. 8gd0. 2o3 - was synthesized by sol - gel method. among these samples, nonstoichiometric samples were synthesized for the first time. the research work involved : the crystal phase of the sinters were determined by xrd ; ionic conduction under different experimental atmospheres was measured by gas concentration cells ; performances of hydrogen - air fuel cells with the sinters as electrolytes and porous pt as electrodes were measured

    用粉末x射線衍射儀鑒定它們的結晶相;在( 600 1000 )范圍內,以燒結體作為電解質隔膜,多孔性pt黑為正、負電極, pt - rh合金網為集電極,分別組成氫濃差電池、氧濃差電池及氫?空氣燃料電池並測定了它們的性能,研究了不同氣氛下樣品的離子導電特性及影響燃料電池性能的因素。
  9. By means of modern testing instrument such as xrd, sem, hydration token and structure of hardened mortar are analyzed and condign production parameters are obtained

    應用x衍射儀、掃描電鏡等現代測試手段,分析了硬化砂漿的水化特性、結構。提出了普通干拌砂漿適宜的生產工藝參數。
  10. Mas precursor powders are prepared using aluminium sulfate, colloidal silica, and magnesium nitrate as raw materials via sol - gel methods, dsc - tg and xrd show that the mas precursor powders transform to cordierite completely at 1300

    以硫酸鋁、硝酸鎂和硅溶膠為原料,採用溶膠-凝膠法,制得mas先驅體粉末, xrd表明,該粉末經1300的熱處理后,完全轉變為堇青石。
  11. The structures and characteristics of several graphite samples are measured by means of powder x - ray diffraction ( xrd ), brunauer - emmer - teller ( bet ) surface area measurement, inductively coupled plasma ( icp ) spectroscopy, particle size analysis and electrochemical measurements. the effects of origin, structure, impurity, particle size, specific surface area of carbon materials on the electrochemical characteristics are studied. a synthetic graphite with abundant resources, low cost and favorable performance is determined as the raw material for modification of graphite

    採用xrd 、 bet 、 icp 、激光粒徑分析及電化學性能測試等方法,對國內外多種典型石墨樣品的結構與性能進行比較,研究石墨材料的來源、晶體結構、雜質含量、顆粒大小、比表面積等因素對其充放電性能的影響,確定一種性能較好、價格低廉、來源廣泛的普通人造石墨粉作為熱處理與摻雜改性、以及復合結構炭材料研究的原材料。
  12. In chapter two, we fabricated r - ni - fe / al2o3 nanocomposites successfully by using ball - milling mixing method plus hot - pressing process. meanwhile, their microstructures are characterized by x - ray diffraction ( xrd ) analyser, transmission electron microscopy ( tem ), field emission scanning electron microscopy ( fe - sem ) and brunauer - emmett - teller ( bet ). the results indicate that ni - fe particles are homogenously dispersed in the matrix in the composites

    在第二章中,我們採用高能球磨混合方法加上熱壓燒結工藝,成功制備了ni - 20fe al _ 2o _ 3納米復合材料,並通過x射線衍射儀( xrd ) 、透射電鏡( tem ) 、場發射掃描電鏡( fe - sem ) 、比表面孔隙儀( bet )對該復合材料的微結構進行了表徵。
  13. In at last, on base of electropolymerization of urushiol, electropolyurushiol / cus hybrid film ( hybrid - epu / cus ) was manufactured by the method of ion exchange process. then hybrid - epu / cus was characterized by ft - ir, fluorescence, dmta xrd and tem

    最後,本文在電化學聚合漆酚的基礎上,用電化學聚合漆酚銅配合物,在一定條件下與nfos作用,可獲得聚合漆酚納米clls雜化材料。
  14. The petrographic and xrd analysis reveals that the reservoir of the upper part of kongdian formation mainly consists of feldspathic and minor amount of lithic sandstone. the feldspar is consisting mainly of na

    巖石學與xrd全巖分析表明,孔店組上段砂巖主要為長石砂巖,此外還發育少量巖屑砂巖。
  15. In this thesis, the uper - iron alkaline batteries. utilizing insoluble ferrate ( vi ) - k _ 2feo _ 4 as cathode active material, was more systematically investigated by the mothods of eb, xrd, and cv

    本論文對以難溶高鐵酸鹽k _ 2feo _ 4為正極活性物質的水溶液堿性高鐵電池進行了較為系統的研究。
  16. Studies of photoelectric property about nanocomposite oxide with sno2 and a - fe2o3 using sol - gel method we prepared nanocomposite oxide with sno2 and a - fe2o3, we analyzed it ' s property with xrd uv spectra surface photo voltage spectra ( sps ) and field induced surface photovoltage spectra ( fisps )

    一fez仇復合氧化物納米粒子,並用xrd 、紫外可見吸收光譜、表面光電壓譜( sps )以及場誘導表面光電壓譜( fisps )進行了分析和表徵。
  17. Based on the review, the main objectives of this work had been determined. the thermodynamic analysis indicated that corundum - mullite - gahnite multiphase materials can be synthesized. the investigation of x - ray diffraction ( xrd ) and scan electron microscope ( sem ) proved the validity of thermodynamics research

    通過對al _ 2o _ 3 - sio _ 2 - zno體系相關反應熱力學的計算表明能夠合成出剛玉?莫來石?鋅鋁尖晶石復相材料, x ?射線衍射( xrd )和掃描電子顯微鏡( sem )的研究證實了熱力學計算的可靠性。
  18. An overview of the preparation and photoluminescence properties of zno colloids, powders with different morphology and thin films was presented. quantum - size 2 - propanol zno colloids, hydrosol and powders / thin films were prepared by sol technology, and were characterized by xrd, tem, xps, ir, uv - vis, tg, afm and laser granulometry methods

    本文在系統總結zno膠體、不同形貌納米晶、薄膜的制備和熒光性質的基礎上,採用溶膠法制備了量子尺寸的zno異丙醇溶膠和水溶膠,制備了納米zno粉體及其薄膜。
  19. Xrd is used to measure the crystalizaiton index of the illite in the clay mineral

    摘要利用x射線衍射儀可以測量粘土礦物中伊利石結晶程度。
  20. Studies on the stress of copper interconnects include the stress measurement by xrd, computer simulation and observation the local stress distribution with snam

    利用薄膜應力測試分佈儀和xrd測量硅基銅膜及銅互連線薄膜宏觀應力。
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