fabrication properties 中文意思是什麼

fabrication properties 解釋
工藝性能
  1. Taking the andalusite from south africa and alumina fiber as raw materials, adding aluminum sulphate as binder, fabrication and properties of alumina fiber reinforced andalusite composite was studied through wet dispersion, mould pressing and sintering processes

    以紅柱石和氧化鋁纖維為原料,用硫酸鋁作為結合劑,經過分散、混合、半干法成型、高溫燒成工藝,對氧化鋁纖維增強紅柱石基復合材料的制備及性能進行了研究。
  2. A review of the development of organic semiconductor composite photo - conductive materials and devices was followed by a proposal of the researching theme in this thesis. the effects of fabrication arts such as solvents, gradient, interfacial layer and configurations on the photoconductive properties of the single - layer chlorodiane blue azo / tiopc composite photoreceptors were systematically studied in chapter ii. the results showed that the solvent played a decisive role in the multiphase and multicomponent system composed of two photogeneration species ( chlorodiane blue azo and tiopc ), a transporting material ( hydrozone ) and polymer binder ; 1, 4 - dioxane, as an amphiphilic solvent can effectively disperse and stabilize such multiphase and multicomponent systems, the derived photoreceptors presented improved photoconductive properties superior to those of dual - layer counterparts and demonstrated the evident synergetic enhancement and complementary effects ( eg

    結果表明:在由兩種光生材料氯丹藍偶氮和酞菁氧鈦、傳輸材料萘苯腙以及聚合物介質組成的多相多組分復合體系中,分散溶劑是至關重要的因素,二氧六環作為典型的雙親性溶劑,有效地分散和穩定了該多相多組分復合體系,得到的復合單層光導體的光敏性在整體上優于雙層光導體,復合材料在可見光和近紅外光區分別表現出的偶氮和酞菁氧鈦的光敏性(如azo / tiopc = 8 / 2 , cgm / ctm / pc = 1 / 120 / 120時,具有明顯的互補效應;在近紅外光區明顯高於酞菁氧鈦與偶氮光敏性的線性加和,表現出協同增強正效應。
  3. The direct application of eftl is flat panel displays. it has several preferences, emissive, wide view angle, quick response, wide working temperature range, high pixel resolution, anti - strike, long life, less number of fabrication process etc. all these properties are better than plasma display fed and lc

    它的主動顯示、平板化、視角大、反應快、工作溫度范圍寬、像素鑒別率高、抗震動、壽命長、工序少等特點,都勝過液晶、等離子體、 lc等顯示技術:第一章介紹了無機電致發光及有機電致發光的發展現狀和存在問題。
  4. Fabrication and properties of white luminescence conversion leds

    的研製與特性
  5. The disperse degree of the ceramic can greatly affect uniformity of the composite, which limit the poling voltage and affect the piezoelectricity. in this paper, the relationships among constitutes, microstructures, dielectric and piezoelectric properties were calculated by employing the banno unit cell mode ; pzt ceramic were synthesized by the hydrothermal method and the appropriate solution was selected according the adsorption of pvdf on the ceramic particle surface ; then, relationships between the disperse degree and the fabrication process were studied. base on these, the pzt / pvdf composites intermingled some pan were prepared and the microstructures were investigated

    論文首先利用bannounitcell模型,計算了pzt pvdf壓電復合材料的組成、結構、與其壓電和介電等性能之間的關系;針對壓電復合材料存在的均勻分散性差的缺點,選用水熱法制備的粒度均勻的pzt陶瓷粉末,並採用溶液混和法與聚合物pvdf進行分散復合,重點研究了不同工藝條件下陶瓷的均勻分散性及其與材料微觀結構之間的關系。
  6. Compared to other commonly referenced high - k materials, hfo2 is known for its stability on silicon and process compatibility. the fabrication and electrical properties of hfo2 and hfoxny gate are carefully studied. with the study on hfo2. we can receive a few significative conclusion : 1

    結果表明,與傳統的hf清洗的si表面相比, nh _ 4f清洗的si表面與hfo _ 2具有更好的熱力學穩定性,因而可獲得更低的eot和柵泄漏電流密度; 3 )研究了濺射氣氛和退火工藝對hfo _ 2柵介質薄膜性質的影響。
  7. Epoxies have good casting properties and the parts may readily be cemented together at room temperature, allowing the fabrication of complicated models.

    環氧樹指的澆鑄性能良好;由此種材料製成的部件,在室溫下很易於粘合,可用來製造形狀復雜的模型。
  8. Fabrication and properties of 1 - 3 cement based piezoelectric composites

    3型水泥基壓電復合材料的制備及性能
  9. Because of its excellent properties, such as high strength, high module, wear resisting, and etc., sicp was added to ferroalloy as a reinforce phase. but the intrinsic difference between the bonds led to poor fabrication of the composites. in this paper, the effects of alloying, sintering, and heat - treatment on the properties and microstructures of sicp / ferroalloy - based composites were studied, : it was found that sic particles reacted with ferroalloy when sintered in 1100

    碳化硅因其高強度、高模量、耐熱、耐磨等優良性能而被作為顆粒增強體來制備鐵基復合材料,但因其共價鍵與鐵基體的金屬鍵之間的本質區別導致兩者復合困難,本文擬從基體合金化、燒結及熱處理工藝等方面對鐵合金基復合材料組織與性能的影響進行考察,具體內容如下:加入fe - cu - c基體中的sicp顆粒, 1100燒結時就已經開始發生分解,但反應不強烈,在顆粒表面鍍鎳可以延緩基顆粒與基體之間的反應。
  10. We researched fabrication at different asputtering and annealing atmosphere, the different process conduced different electrical properties. we can conclude a higher annealing temperature and higher proportion of o2 during reactive sputtering favors the improvement of electrical performances of hfo2 dielectrics ; 4. the analysis of i - v curves of these devices displays different leakage current mechanism under different area of applied bias - voltage ; as to silc. there are different leakage current mechanism at influence of sil. c ; 5

    研究表明,在優化工藝條件下制備的hfo _ 2介質層中,襯底注入條件下由於其較低的體和界面缺陷密度,漏電流的輸運機制主要以schottky發射為主; silc效應導致hfoz / si界面缺陷態的增加,從而使得襯底注入條件下,柵泄漏電流機制不僅有schottky發射還有f一p發射機制起主要作用; 5 )初步研究了氮化的hfo : ( hroxny )柵介質的電學特徵。
  11. Because there are many kinds of matrixes in titanium matrix composite, we select some typical ones as investigated subject in many titanium alloys or titanium aluminide intermetallics, and then simulate the distribution of thermal residual stresses under the appropriate composites fabrication and heat treatment parameter. we not only hope to seek better titanium matrix, but also discover the relationship between the material properties and the thermal residual stresses, and then provide some theoretical guidance for the selection of the matrix in titanium matrix composites

    鑒于當前鈦基復合材料中鈦基體的多樣性,我們將在各種類型的鈦合金和鈦鋁金屬間化合物中,挑選出較為典型的作為研究對象,利用本文得到的較為理想的復合材料加工和熱處理工藝參數,逐一模擬它們的殘余熱應力,找到殘余熱應力分佈較為理想的鈦基體,並且,希望能夠尋找到材料性能與熱殘余應力的相互關系,為鈦基復合材料基體的選擇提供一定的理論指導。
  12. The dissertation gives a comment on the field of energy - transmitting fibers for mid - infrared laser, an introduction to the mechanism of infrared - transmitting fibers in view of radiations and waveguides, and a theoretical analyze of the layer - selecting method for the fibers with multi - layer dielectric films. in view of the properties of sic in the region of mid - infrared, the author has done many works about the energy - transmitting fibers with sic, and summarized as follows : first, it is found that sic is a very good material for the fabrication of power - transmitting fibers for mid - infrared laser, especially for co2 laser that works at 10. 6um wavelength, and sic / sio2 hollow fibers has not been studied in the world for the first time to our knowledge. second, it is pointed out, for the first time to our knowledge, that the hollow fibers with a structure like si / sic / sio2 or ge / sic / sio2 have very good properties for the mid - infrared laser power transmitting, especially for co2 laser

    本論文評述了關于中紅外傳能光纖的國內外進展,從光射線理論和波導理論出發介紹了紅外傳能光纖的傳輸機理,從薄膜光學出發分析了多層介質膜傳能光纖的膜層選擇機理等基礎理論,針對碳化硅( sic )在中紅外區的特點,在導師侯藍田教授領導的科研組已有成果的基礎上進行了以下幾個方面的研究:發現了sic是制備紅外傳能光纖的良好的紅外材料, sic sio _ 2空芯傳能光纖在國際上還沒有人進行研究:提出了具有si sic sio _ 2和ge sic sio _ 2膜結構的空芯傳能光纖,據我們所知,這種光纖目前在國內外還沒有人進行研究,並對其傳輸性能進行了可行性分析。
  13. Sic whisker is incorporated in the raw material of reaction bonded silicon carbide ( rbsc ) to prepare sicw / sic composites. the effect of fabrication process on the microstructure and the properties of the sintered body are investigated in this paper. based on the research results on the sinter process, it is concluded that the sic whisker solve rapidly even at 1450

    本課題將sicw引入反應燒結碳化硅( rbsc )體系,提出了一種制備高sicw含量sicw / sic復合材料的思路,研究了材料制備工藝對sicw / sic復合材料顯微結構的影響,討論了sicw / c坯體的反應燒結機理,對材料顯微結構與力學性能的相關性作了研究。
  14. Recently, the fabrication, structures, properties and applications of electro - optic materials have obtained significance in the novel materials science in the world

    近年來,電光材料的制備、結構、性能和應用己經成為國際上新型材料研究的一個熱點。
  15. Fabrication of polyimide silver composite films and study on the relationship between morphology and properties of the films

    銀復合膜的制備及其亞微相態與性能研究
  16. The device structure and physical models of 4h - sic mosfet and mesfet are built and the properties are simulated with the use of medici software. the influence of the temperature and structure parameter on the device ' s properties is summarized indicates that no negative resistance exists in breakdown property and the breakdown voltage is up to 85v and 209v separately. the maximum power density of 4h - sic mesfet is as high as 19. 22w / mm. at the same time, the processes of sic field - effect transistor is studied and the fabrication processes suitable to sic mosfet are developed.

    論文分析建立了4h - sicmosfet和mesfet器件的結構模型和物理模型,採用二維器件模擬軟體medici對4h - sicmosfet和mesfet的輸出特性進行了模擬分析,研究了溫度和結構參數對器件特性的影響,表明兩種器件的擊穿特性均沒有負阻現象,擊穿電壓分別達到85v和209v ,由此得到4h - sicmesfet最大功率密度可達到19 . 22w mm ;同時,研究了sic場效應晶體管的製作工藝,初步得到了一套製造sicmosfet器件的製造工藝流程,研製出了4h - sicmosfet器件。
  17. Aluminum has been widely used in the production of non - ferrous metal alloys and fabrication of modern compound materials for its light weight and superior mechanical strength and corrosion - resistant properties

    金屬鋁由於其輕質量、高強度、耐腐蝕、易導電和易延展等優良特性已被廣泛應用到有色金屬的合金生產和新型復合材料的制備過程中。
  18. In this work, the influences of fabrication process on microstructure, dielectric properties, ferroelectric properties and pyroelectric properties of plt films have been studied. plt films were prepared on the pt ( 111 ) / ti / sio2 / si ( 100 ) substrates by radio frequency magnetron sputtering method and then annealed by rapid thermal annealing process ( rta ) or conventional furnace annealing process ( cfa ). with the help of atom force microscopy ( afm ), x - ray diffraction ( xrd ) and some other apparatus, it was found that : lower substrate temperature ( ts ) was helpful for plt films to form better surface morphologies. with the increase of substrate temperature, the dielectric constant of plt films increased

    Afm 、 xrd以及性能測試結果表明:較低的基片溫度有利於形成表面均勻緻密的薄膜,且薄膜的表面粗糙度均方根較小;隨著基片溫度的升高,經過快速退火的plt薄膜的介電常數逐漸增大;相比于傳統退火,快速退火縮短了退火時間,提高了薄膜的介電和鐵電性能;快速退火隨著保溫時間的延長,大部分鈣鈦礦結構的特徵峰的峰強增大,半高寬減小,峰形越來越尖銳,但當保溫時間為80s的時候, ( 100 )和( 110 )峰的強度有所下降,因此保溫時間在60s較為適宜。
  19. 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

    本論文以量子結構自組裝為出發點,提出利用杯芳烴及其衍生物的化學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,我們首次合成了非晶zno ,研究了它的光學性質,確定了它的結構,並對其摻雜進行了初步的研究,非晶zno表現出強的深紫外發光特性,而可見發射非常弱,是一種有巨大潛在應用價值的深紫外發光材料;利用非晶zno的亞穩特性,對晶化過程中非晶zno納米晶zno三維受限量子結構特性,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三維量子結構的自組裝;利用非晶zno的高度分散性,容易均勻成膜特性,實現了非晶籽晶誘導低溫液相外延自組裝生長高取向zno晶體薄膜。
  20. The results show that the adding time of dispersant is important to the fabrication properties of alumina powders

    實驗表明,分散劑的加入時機會影響粉體的性能。
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