晶粒團 的英文怎麼說

中文拼音 [jīnglìtuán]
晶粒團 英文
grain colony
  • 晶 : Ⅰ形容詞（光亮） brilliant; glittering Ⅱ名詞1. （水晶） quartz; （rock） crystal 2. （晶體） any crystalline substance
  • 粒 : Ⅰ名 （小圓珠形或小碎塊形物） small particles; grain; granule; pellet Ⅱ量詞（用於粒狀物）
  • 團 : Ⅰ名詞1 （團子） dumpling 2 （成球形的東西） sth shaped like a ball 3 （工作或活動的集體） group; ...
  1. Ajs20, the precursor contained 20wt % alunina sol seeding, was calcined at around 1000 to get free - aggregation nano - sized a - alaos powders with a median particle size of 70nm. and, calcining ajs2, the precursor contained 2wt % alumina sol seeding, at hoo ' c, we get a - alaos nano - sized powders with a particle size of loonm and good dispersion by tem. this paper also gives the proper mechanisms of these factors " influences on the transformation to alpha phase

    研究結果顯示，含有20wt膠體籽晶的前驅體ajs20在1000左右煅燒就可獲得平均粒徑為70nm 、無團聚的納米- al _ 2o _ 3粉體；而含有2wt膠體籽晶的前驅體ajs2在1100即可獲得粒徑在100nm左右、幾乎單顆粒分散、有少量「樹枝狀」微結構的納米- al _ 2o _ 3粉體。
  2. 6, the formation of nano - nano sic / al2o3 composite ceramic coating : the heating difference of the powder in - outer layer during spraying results in that the inner nanoparticles are only partially melted, without growing into larger grain, a lot of nanoparticle agglomerates with sintered shape were detected in the coating

    6 、納米?納米sic al _ 2o _ 3復相陶瓷塗層形成過程為：乾粉顆粒內外層在噴塗過程中受熱歷史不同，導致內層納米粒子僅僅熔化而沒有結晶長大，塗層中形成了許多呈燒結形態納米粒子構成的團聚體。
  3. As the increasing of calcinating temperature, crystallite size of co3o4 is reduced, while that of licoo2 increased and furthermore, there is less defects in the crystal structure

    Licoo _ 2樣品的晶粒大小、顆粒大小和團聚情況等微結構因素與先驅物co _ 3o _ 4存在一定的繼承性。
  4. 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。
  5. In this article the chelating precipitation method and the converting precipitation method were chosed to synthesis zno nanoparticles on the basis of the theory of synthesis of nanoparticles by precipitation. uniform and dispersed zno nanoparticles were prepared by the two methods because zn2 + of conformation crystal was flee slowly and the supersaturation was well controlled. the problem which zno nanoparticles are wide size and agglomerative was solved

    本文根據均相沉澱法合成納米粒子的原理，採用絡合沉澱法和沉澱轉化法合成納米氧化鋅。這兩種方法利用溶液中的構晶陽離子zn ~ （ 2 + ） ，緩慢地釋放出來，有效地控制了溶液中的過飽和度，可以得到粒徑均勻、分散的納米氧化鋅，解決現有制備工藝中納米氧化鋅粒徑分佈寬、易團聚的問題。
  6. By increasing the h2 dilution ratio, it is found that atomic hydrogen can selectively etch amorphous phase and stabilize crystalline phase. from the study on the distance from substrate to catalyzer, choosing a proper distance can ensure the gas fully decomposed, while a relatively low substrate temperature can cause the nanocrystalline particles to lose mobility and keep their sizes. the pre - carbonization process can enhance the nucleation density and make the growth of high quality nanocrystalline p - sic films much easier

    實驗結果表明：隨著工作氣壓的減小，薄膜的晶粒尺寸有所減小；通過提高氫氣稀釋度，利用原子氫在成膜過程中起的刻蝕作用，可以穩定結晶相併去除雜相；選擇適當的熱絲距離能保證反應氣體充分分解，又使襯底具有較高的過冷度，是形成納米薄膜的重要條件；採用分步碳化法可以提高形核密度，有利於獲得高質量的納米- sic薄膜；襯底施加負偏壓可以明顯提高襯底表面的基團的活性，因負偏壓產生的離子轟擊還能造成高的表面缺陷密度，形成更多的形核位置。
  7. This edta route has several remarkable advantages in comparison with other method. because of the greater ability of edta anions to chelate metal cations, and forming very stable and soluble complexes, all of the starting materials are mixed at the molecular or atoms level in a solution, it is easy to control the composition and a high degree of homogeneity is achievable

    傳統的合成方法是高溫固相反應，由於灼燒溫度高、灼燒時間長，形成硬團聚體，產物粒徑較大，一般為m級，需進行球磨粉碎以減少其粒徑，很難制得均相、均一粒度分佈的氧化物粉體，在研磨過程中容易引入雜質且晶形破壞使得發光亮度減小。
  8. Tem was used to consecutively investigate the size and appearance of dibasic lead phosphite in the reaction process. it found that nanocrystal grain of lead oxide phosphite hydrate had favorite direction in the mlps method, many nanocrystal grain in near area would aggregate and assembled as nanowire, the diameter of the nanowire was about a crystal grain size and the length of nanowire could reach hundreds of nanometers, then they would gather to needle or bar like particles

    利用tem對二鹽基亞磷酸鉛在反應過程中粒子的大小、形貌進行跟蹤觀察，並記錄下三個時間下的微粒照片，發現用微液相合成法制備的二鹽基亞磷酸鉛晶粒在生長團聚時存在取向規律，同一區域的晶粒會長成一條納米線，直徑有一個晶粒的大小，長度可以達到幾百nm 。
  9. Abstract : the crystal structures obtained by static solidification and vibration solidification were compared. it was showed that, in the case of vibration solidification, the orientation growth of the columnar crystal was not obvious, the equiaxial crystal appeared more early. the grains of both types of crystals were quite fine, hardness in the full section was relatively high, and the hardness distribution was uniform. in the former case, the solute segregation in dendritical austenite more severe, and there were lumps of distortion inclusion

    文摘:對球鐵金屬型靜凝固與振動凝固的結晶組織對比表明：後者柱狀晶方向性生長較弱，等軸晶出現較早，且兩者的晶粒均較細，全斷面硬度較高且分佈均勻；前者枝晶奧氏體內溶質偏析大，有畸變夾雜團塊。
  10. When deposit temperature is raised from 450 to 500, the size of nano - crystals is increased from l ~ 4nm to 5nm. a few 8162 nano - crystals are also found, which are derived from the amorphous oxide in the matrix. simultaneity, some special patterns appear while nano - crystals move and rearrange

    薄膜中的結晶程度隨沉積溫度的升高而提高，納米硅晶粒的尺寸由450時的1 4nm增大到5nm以上，氧化程度也隨之加深，非晶介質中的氧化物逐漸向氧化硅的晶態轉變，同時納米顆粒在晶粒遷移和重排過程中局部形成特殊形貌的團聚物。
  11. The results showed that the in - situ formed tibi particles which had a size of about 50nm, exhibited a homogenous dispersion in the copper matrix. moreover, the interface between the nanoscale particles and the copper matrix was clean, and there was no certain location relationship. due to their reinforcement, the tensile strength and hardness of the in - situ cu - tib _ 2 nanocomposite significantly improved

    通過光學顯微鏡、 tem 、 xrd等對cu - tib2原位復合材料進行了金相組織、微結構分析，原位復合材料的鑄態金相組織中彌散分佈著團簇狀的tib2顆粒；形變態金相組織中tib2顆粒呈纖維狀排列； tem觀察表明：在基體內存在著尺寸約為50nm 、彌散分佈的tib2顆粒，且tib2顆粒與基體之間界面清晰，但由於tib2結構與銅晶體結構的差別較大， tib2顆粒與基體之間無固定的位向關系；納米tib對銅基體有良好的增強作用。
  12. 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。
  13. On basis of ionic exchanges and electrostatic adsorption of charged groups, multilayer thin films of polymer / polymer, polymer / organic molecules, polymer / gold nanoparticles and polymer / inorganic nanoparticles were self - assembled onto versatile substrates including silicon, glass and optic fibers. polyelectrolyte pdda - polymeric dye ps - 119 system exhibited a favorite self - assembling feature

    研究結果表明，通過離子交換和帶電基團的靜電吸附作用，聚合物聚合物、聚合物有機分子、聚合物金納米粒子、聚合物無機納米粒子的復合薄膜可以組裝到單晶硅、玻璃、石英玻璃光纖等各種類型的襯底上。
  14. These are loose aggregates of a large number of primary particles of crystalline or spherical shape.

    這些是大量晶體，或球原始粒子的疏鬆團粒。
  15. These materials serve as a means for scientists to study how the atoms in metal crystals or other collections of tiny particles interact with one another, without having to move around individual atoms

    科學家常以膠體為工具，在不需移動個別原子的情況下，研究金屬晶體或其他微小粒子團內原子之間的交互作用。
  16. Silicon dioxide spherical particles are widely used in many fields of advanced technology, such as photonic crystals, catalyst supports, chromatographic packing materials and standard materials in measurement etc. in this article, micrometer sio2 spherical particles were synthesized by polymerization - induced colloid aggregation process

    由於二氧化硅球形顆粒在光子晶體、催化劑載體、色譜填料、標準計量等許多高新技術領域有著非常廣泛的應用前景。本文用聚合誘導膠體團聚法制備介孔二氧化硅球形顆粒，並對其形成機理及制備條件進行了詳細研究。
  17. At lower growth temperature, the lower extracting rate of carbon atoms from catalyst particles due to the lower activity of the catalysts resulted in more defects formed in carbon nanotubes. moreover, the lower transportation rate of carbon atoms in catalyst particles also made lots of carbon atoms deposited on the surfaces of grown carbon nanotubes, or on carbon wrapped catalyst particles, even to form amorphous carbon layers

    在較低溫度時，由於催化劑的活性較低，導致石墨面在生長過程中引入的缺陷較多；另一方面，碳原子在催化劑顆粒內遷移速率較低，使得多餘的游離態碳原子（或原子團）可能在納米碳管表面以非晶形式沉積，或者包覆催化劑使其「中毒」失去催化活性，或者直接形成非晶的碳納米顆粒。
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