amorphous materials 中文意思是什麼

amorphous materials 解釋
無定形材料
  1. 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。
  2. These amorphous carbon tubes are totally different from those graphitized carbon nanotubes obtained through traditional methods. the simple and direct synthesis method is superior to the usual casting method by mesoporous silica materials

    相對于利用中孔sio _ 2為模板合成的中孔碳材料,我們的合成方法更簡單直接,並且如此大孔徑的有序中孔碳材料也是首次報道。
  3. The design of amorphous photonic material and photonic crystal devicements we design to make a reflecting mirror of cylinder paraboloid of an antenna by using amorphous photonic materials. we calculated the transmission of the mirror and the distribution of electric field by using multiple scattering method. the result shows that it can be used as a reflecting mirror of an antenna

    非晶光子材料和光子晶體器件的設計提出了用介質圓柱光子晶體作微波天線的柱拋物面反射鏡,用多重散射方法計算了反射鏡的透過譜,並模擬計算了天線的電場分佈,初步認為可以用非晶光子材料作微波天線的反射鏡。
  4. Being fine, homogeneous and free of melting, the powder prepared by mechanical alloying has applied to develop scattering strengthen - material, magnetic material, high - temperature material, superconductivity material, amorphous, and non - equilibrium material, compound material etc. as a high - tech technology to prepare alloying powder, ma has become a more and more important method for preparing new materials

    機械合金化法制備的粉末晶粒細小、成分均勻,且能避免熔化過程,已用於開發研製彌散強化材料、磁性材料、高溫材料、超導材料、非晶、準晶、納米晶等各種狀態的非平衡材料、復合材料、輕金屬高比強材料、儲氫材料、過飽和固溶體等。作為制備合金粉末的非平衡高新技術,越來越成為一種制備新材料的重要方法。
  5. By means of the calorimetric experimental results and the temperature dependence of heat capacity differences, four kinds of temperature dependences of configurational entropy, dielectric relaxation index and cooperatively rearranging region are studied, on the basis of configurational entropy theory on cooperatively rearranging region in disordered amorphous materials by the methods of the relationship between configurational entropy and heat capacity difference, and the equation of relaxation time with activated energy barriers

    摘要基於無序非晶材料「關聯重排區域」的構型熵理論,運用構型熵與熱容量差的關系式、弛豫時間與活化勢壘的基本公式,及聚合物量熱學的實驗結果和熱容量差與溫度的基本關系,研究了4種情況下構型熵、介電弛豫指數和關聯重排區域大小的溫度變化關系。
  6. Furthermore, they offer a number of advantages compared to the predominant ito films nowadays : ( i ) cheap and abundant raw materials ; ( ii ) nontoxicity ; ( iii ) good stability in hydrogen plasma, which is of significance for applications related to amorphous silicon solar cell. so the study on zao film is becoming fashionable

    而zno : al ( zao )薄膜由於具有優良的光電特性而成為ito薄膜的潛在替代材料,且它還具有原材料來源豐富、成本低廉、無毒以及在氫等離子體中具有較好的穩定性等優點,是目前研究的熱點薄膜材料之一。
  7. Noticing that strong exothermic reaction due to large negative enthalpy of mixing can occur among major components of ti - zr - based quasicrystal alloy systems and zr - based bulk amorphous alloy systems, we developed for the first time a new technique for fabricating both ti - zr - ni systems quasicrystal materials and zr - al - ni - cu systems amorphous - based composite materials using laser - induced self - propagating reaction synthesis ( lsrs )

    注意到構成ti - zr基準晶合金體系和zr基大塊非晶合金體系的主要組元之間具有很大的負混合焓,因而能夠發生很強的放熱反應。利用這一特點,我們首次開展了激光誘導自蔓延反應合成ti - zr - ni系準晶材料和zr - al - ni - cu系非晶復合材料的探索研究。
  8. Standard test method for alternating - current magnetic properties of amorphous materials at power frequencies using wattmeter - ammeter - voltmeter method with sheet specimens

    帶片狀試樣使用電力表-測量表-電壓表方法在電源頻率下非晶材料的交流電磁性能的標準試驗方法
  9. 5. amorphous ruos xt ^ o was intensively used as electrode materials for pseudo capacitors

    在法拉第準電容器中,目前研究最多的是無定型的rlloz ? xhzo 。
  10. The structural characterization of v _ 2o _ 5 compounds were measured bymeans of differential thermoanalysis ( dta ) and thermogravimetry ( tg ), scanning electron microscopy ( sem ), and x - ray diffraction ( xrd ). the testsreveale that materials which were prepared by sol - gel ( inorganic sol gel andmelting - coling ) showed that the amorphous structure, and the interlayer spacingenlarge a lot than that of crystalline v _ 2o _ 5

    採用熱重與差熱( tg - dta ) ,掃描電子顯微鏡( sem ) , x射線衍射( xrd )等測試手段對材料的結構性能進行表徵,結果顯示兩種溶膠-凝膠法(無機溶膠凝膠法和熔融淬冷法)制備的v _ 2o _ 5材料均為無定型結構,其層面間距均比晶體v _ 2o _ 5成倍增大。
  11. Defect states in two - dimensional amorphous photonic materials the defect states in two - dimensional amorphous photonic materials composed of dielectric cylinders are calculated by using a multiple scattering method

    二維非晶光子材料的缺陷態應用多重散射的方法計算了由二維介質柱構成的非晶光子材料的缺陷態。
  12. Test method for alternating - current magnetic properties of amorphous materials at power frequencies using wattmeter - ammeter - voltmeter method with sheet specimens

    使用萬用表在電源頻率下測試片狀試樣非晶材料交流電磁特性的方法
  13. This paper focuses on recent progress of preparation of crystal alloy, nano - crystal alloy, amorphous alloy and composite electrode materials by the electrochemical method, and the mechanism of catalytic activity of hydrogen evolution reaction ( her ) is reviewed

    介紹了採用電化學方法制備晶態合金、納米晶合金、非晶態合金及復合金屬等析氫電極材料的研究進展,並對電極催化析氫機理進行了概述。
  14. Friction - reduction mechanism of dlc gradient film could be attributed to its smooth and hard amorphous structure. the hemocompatibility of dlc gradient film had been evaluated by investigating platelet consumption ratio, blood protein adsorption and platelet adhension and morphology on surface of materials

    Dlc梯度薄膜材料與ti6a14v合金材料的血小板消耗率相差不大,但是dlc梯度薄膜材料對血漿蛋白的吸附明顯低於ti6a14v合金材料,可以預料血小板在dlc梯度薄膜材料表面粘附也會較少。
  15. In this paper, the preparing technological parameters, formation mechanism and structures of ( lithium ) vanadium oxides ( nanocrystalline vo2, amorphous v2o5, layered li1 + xv3o8 and inverse spinel linivo4 ) are systematically studied and discussed, and some properties of the products are measured as cathode materials for lithium ion batteries. the main results are as follows : ( 1 ) nanocrystalline vo2 has been successfully synthesized by a solution chemical reaction method in normal temperature and pressure. the procedure involves v2o5 reacts with koh to form k3vo3 in water and then k3vo3 is reduced with kbh4 around ph = 4 forming vo2 precipitation in aqueous

    本文從實驗與理論分析相結合的角度對(鋰)釩氧化物(納米vo _ 2 、非晶態v _ 2o _ 5 、層狀li _ ( 1 + x ) v _ 3o _ 8及反尖晶石型linivo _ 4 )制備過程中工藝參數、結構和形成機理等方面進行了系統深入的研究,對(鋰)釩氧化物電性能進行了初步測試,取得的主要結果如下: ( 1 )成功的在常溫常壓下通過溶液化學反應直接制得具有納米結構的vo _ 2粉。
  16. Amorphous materials have disordered atomic structure as compared to crystalline materials : that is, they have only short - range order rather than the long - range periodicity of crystals

    與晶體材料相比,非結晶體材料使原子結構發生無序變化,即:它們只有晶體的短程序列特徵,而沒有晶體結構的長期周期性特徵。
  17. Test method for alternating - current magnetic properties of amorphous materials at power frequencies using wattmeter - ammeter - voltmeter method with rodial specimens

    用萬用表測試非晶材料環形樣品在電源頻率下交流磁特性的方法
  18. Standard test method for alternating - current magnetic properties of amorphous materials at power frequencies using wattmeter - ammeter - voltmeter method with toroidal specimens

    用環形樣品的瓦特計-安培計-伏特計法測定工頻下非晶形材料的交流磁特性的標準試驗方法
  19. Hydriding properties of mg x mm nicomnal 5 nano - amorphous composite materials prepared by ball milling

    5復合儲氫材料吸放氫性能研究
  20. These reveal that the defect of the amorphous photonic material have the same property as the defect of a periodic photonic crystal for the case of strong energy localization, furthermore the defect modes in the amorphous photonic materials are riche than in the periodic photonic crystal

    這表明非晶光子材料中形成的缺陷模不僅具有周期性光子晶體的缺陷模的強局域化特徵,而且缺陷模更富於變化。
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