晶體生長方法 的英文怎麼說

中文拼音 [jīngshēngzhǎngfāng]
晶體生長方法 英文
the method of crystal growth
  • : Ⅰ形容詞(光亮) brilliant; glittering Ⅱ名詞1. (水晶) quartz; (rock) crystal 2. (晶體) any crystalline substance
  • : 體構詞成分。
  • : Ⅰ動詞1 (生育; 生殖) give birth to; bear 2 (出生) be born 3 (生長) grow 4 (生存; 活) live;...
  • : 長Ⅰ形容詞1 (年紀較大) older; elder; senior 2 (排行最大) eldest; oldest Ⅱ名詞(領導人) chief;...
  • : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
  • : 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...
  • 晶體 : [晶體學] crystal; vitrella; crystal body; crystalloid; x-tal
  • 生長 : grow; grow up; ascent; merisis; build up; auxesis; increment; overgrowth; gain; burgeon; bourgeon...
  • 方法 : method; means; way; technique; process; procedure; plan; device; recipe; fashion; tool; maneuver
  1. Based the eag - i etchant, a new etchant was developed, with which the etch pit pattern on ( 110 ), ( 111 ) and ( 100 ) faces of czt crystals can emerge immediately and effectually. this pager investigated relation between the ( 110 ) faces of cutting from crystals conveniently and accurately by laser reflex method. by the surface treatment, the nuclear radiation detector was fabricated with ( 110 ) of czt crystal and strong 241am responsibility was observed

    在改變e _ ( ag )腐蝕液的配的基礎上,研製了新的腐蝕液,可便、快速、有效的顯示czt不同面的缺陷蝕坑形貌;研究了利用激光正反射和自然解理的不同( 110 )面之間的關系,便、快速、準確的進行定向切割;採用的czt單自然解理的( 110 )面,經過表面處理,試制了探測器元件,對24lam有較強的響應。
  2. Under suitable conditions, dark brown short rhombohedron crystals could be obtained from nifb mofe protein. both of the longest sides of the biggest crystal were o. lmm. the possibility and time of the formation of crystals, and number, size, quality, and shape of crystals obviously depended not only on the kinds and concentrations of the components in the crystalline solution, but also on the methods for crystallization and technical bias, etc

    對nifb ~ - mofe蛋白的結進行了的研究,初步探討了結溶液各組分的種類和濃度、結和實驗操作等與能否出現的數目、大小、質量、形狀和出時間等的相互關系。
  3. The as - grown crystals were characterization by cutting and directional, x - ray diffraction, high resolution ohmmeter, ir transmission spectroscopy, visible light absorption spectroscopy, scan electronic microscopy ( sem ) and positron annihilate time technique ( pat ). the ir transmittance of czt single crystals grown with cd - riched is about 53 %, while 23 % with no cd riched

    採用解理實驗、 x射線衍射、電學性能測試、紅外透過譜測試、可見光吸收譜測試、 sem蝕坑分析、探測器的試制等分析測試,並首次採用正電子湮沒壽命譜分析來研究czt單的空位缺陷,綜合表徵了所的質量和性能。
  4. In this paper, the course of isothermal crystallization kinetics of polymer in limited volume unit is simulated by use of the method of monte carlo. four factors influenting on the course of polymer in the limited volume unite isothermal crystallization are analyzed under the given conditions. the four factors are sample volume shrinkage, the change of the linear growth rate of entities g, the change of sample thickness and the change of the number of nuclei

    本文採用montecarlo研究了高聚物在有限積元中的等溫結動力學過程,分析了在一定條件下,樣品積收縮、速率變化、樣品厚度變化和核數目變化這四種因素對高聚物在有限積元中的等溫結過程的影響。
  5. The paper adopts weighing to measure the change of crystal diameter. in growing, the crystal is weighed in an interval t, by right of the relation between diameter and weight, diameter error is figured out

    直徑變化的監測,本文採用上稱重的,在時,以一定的時間間隔t ,稱取的重量,利用直徑與重量之間的函數關系,計算出直徑的變化量。
  6. Ultrafine powder, the high quality ultrafine power has been got. ( 2 ) the perfect rutile has been got with flame fusion method in developed domestic sjz sintering machine, and the technology of crystal growth has been clearly analyzed. in the end the suitable techniche has been got on the basis of systemic study on the conditions of growth

    通過對中的籽向、氣氛等的作用的大量深入的研究,得出了金紅石焰熔現階段的最佳工藝條件,即籽( 001 )在氫氧比為1 : 1的附近,通過加氫進行擴肩,然後在1450加氧退火24hr后就能夠獲得完整透明的金紅石單
  7. With the thermodynamic theories and techniques, it is relatively easy to determine the phase equilibrium data with enough accuracy, however there still exist much more difficulties in crystallization kinetics study even for a simple binary system. that is the reason that nucleation and crystal growth rate are generally represented in form of the empirical expressions. the crystallization kinetic is important for crystallizer design, process control and optimization, and it is strongly depended upon the accurate characterization of process information concerning with multiphase flows and the further disclose of its mechanisms with suitable mathematical models

    熱力學理論和已足以獲得準確的相平衡關系;然而即使對于簡單的二元物系的結過程,核形成和動力學的研究仍面臨許多困難,通常採用經驗模型表述,而動力學參數的準確性和可靠性是結器放大設計、過程式控制制與優化的關鍵,因此多相流信息的準確表徵、結機理的進一步揭示及建立起與之相適應的數學模型有著十分重要的學術研究和實際應用價值。
  8. Using self - assembly to produce three - dimensional photonic crystals is the more feasible method. but making perfect crystalline arrays of sphere is not easy. invariably, random ( bad ) defects occur within the lattice

    制備三維光子中,自組織是最有實際意義、應用最廣泛的,但是此難于控制過程,所制備的膠通常呈多結構。
  9. Furthermore, the growth and the study of self - organized quantum dots structures become more and more important recently, and the application of self - organization technique become wider and wider in this thesis, we address the theory of film growth and the growth technique firstly more, the ways and characteristics of surface detection are prescribed we mainly report the growth process, results and discuss of self - organized quantum dots structures in the a12o3 substrates by s - k mode using ecr - mocvd, in the espd - u device the growth art of ain epilayer which is the preliminary foundation of self - organized gan / ain quantum dots structures, including the substrate cleaning, nitridation, the growth of buffer and the growth of gan and ain epilayer, is discussed we deliberately compare the test result of rheed xrd and afm and achieved the optimalized condition of ain at last we have successfully realized the growth of ain which is much smooth and better crystal quality moreover, we grow the self - organized gan / ain quantum dots structure in s - k mode because the limits of the heater temperature, we can not grow the atom - smooth epilayer of ain until now so we could not grow better quantum dots which have small diameter and big density but the self - organized quantum dots structures with better quality will be realized successfully if the substrate temperature is increased the thesis study belong to my tutor subject of national nature science foundation ( 69976008 )

    本論文主要論述了在espd - u裝置上,採用電子迴旋共振等離子增強mocvd ( ecr - pamocvd ),在藍寶石襯底上通過s - k模式自組裝gan aln量子點結構的工藝、結果及討論。而重點分析了自組裝量子點之前的aln外延層工藝,包括襯底清洗、氮化、緩沖層的和gan 、 aln外延層的;通過高能電子衍射、 x射線衍射和原子力顯微鏡測試,並且對這些測試結果進行了詳細的比較研究,得出了較優化的工藝條件,出了質較好、表面較平整的aln外延層;進而採用s - k模式自組裝了gan aln量子點結構。由於實驗裝置加熱爐溫度的限制,我們沒有能夠出原子級平滑的aln外延層表面,因而沒能夠出密度比較大和直徑比較小的量子點。
  10. 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物學研究的重要目的之一,但是使用x光衍射和核磁共振技術等實驗手段測定蛋白質的三維結構,以及使用物化學研究蛋白質的功能時效率不高,已經無適應蛋白質序列飛速增的需要。
  11. The reasons of cleavage in the crystal is analyzed and solved by strict control of growth parameters

    分析了開裂的原因,採用嚴格控制參數的予以解決。
  12. Both of them are added to the reactor by way in turn at lower temperature to control the over - saturation of k2feo4, adoption of the lower reaction temperature as well as suitable reaction time, removing alkaline be done before disposing water and impurity in the purification procedure of k2feo4 cake

    ,其形貌呈而薄的板條狀;該的某些面與水氯所得kj 。樣品相比出現了發育程度上的差異:本所得樣品的熱穩定性較高,隨著粒由小到大,固態凡eo 。的熱分解溫度為536 557k ,
  13. The liquid - phase synthetic method was improved to obtain the sedimentation of yvo4, which makes the procedure more convenient and the sedimentation more compact. based on the syntheses of the raw materials, the czochralski method was used to grow the crystal from different charges. by comparing with the spectrum in the ultra - violet region of the yvo4 crystals grown in the same condition, the result was reached that the presence of the 1552 absorption peak is independent of the direction of the crystal growth and the annealing, but is related to the impurity of the charges

    採用多種合成了用於的yvo _ 4原料,改進了液相合成中獲得yvo _ 4沉澱的,使得該更為簡便,獲得的沉澱更加緻密;在原料合成的基礎上,採用提拉對來源不同的原料進行了,並通過對在相同氣氛下的紫外透過譜線的對比,指出了該吸收峰的存在與向及有無退火無關,進而提出該吸收峰的存在與合成原料中有無雜質有關。
  14. By the essential control of the initial stage of - material growth, the high - quality crystal films can be obtained. by using mocvd technology, studies of some kinds of methods such as hydrogen - terminated, nitridation, plasma - assisted, growth of two stages and sputtering buffer layers have been conducted. by measuring of xrd, pl, sem and tem, and analysis of spectra of xrd, raman scatting, oa, and pl at different temperatures, we observed that the crystal quality has been improved markedly

    本文利用mocvd技術,採用各種對si襯底處理的,如氫終止、氮化、等離子轟擊、兩步、濺射緩沖層等進行了試驗與研究,通過x射線衍射技術( xrd ) 、光致發光技術( pl ) 、掃描電子顯微術( sem ) 、透射電子顯微術( tem )等檢測,並對其x射線衍射光譜、拉譜光譜、吸收光譜及不同溫度下的光致發光光譜分析,發現外延質量得到了明顯提高。
  15. In this thesis, a three - dimensional model is proposed for the computer simulation of " grain growth in ceramics with abo3 structuxe, which is developed with microsoft visual c + + and opengl

    本論文的主要研究內容是從原子線度出發,根據montecarlo模擬建立abo _ 3型陶瓷的三維模擬模型,並用microsoftvisualc + +和opengl開發相應的模擬軟
  16. Taking in - situ toughened silicon nitride as a design object, principle component analysis ( pca ) is applied to study the microstructure and mechanical properties, to find out the main microstructure controlling factors, and to simplify the characterization variables and criterions ; fuzzy neural networks ( fnns ) is also applied to develop a design expert system for this material, which can realize the forward prediction from processing, microstructure to mechanical properties, and backward design from mechanical properties or microstructure to processing ; monte - carlo method is applied to simulate the grain growth of this material, and then crack propagation is simulated, which is another way based on physics and chemistry to developing prediction models from processing until to mechanical properties

    本文以自增韌氮化硅陶瓷為設計對象,運用主成分分析( principlecomponentanalysis : pca )對自增韌si _ 3n _ 4陶瓷的顯微結構和力學性能進行數據空間降維,獲得自增韌si _ 3n _ 4陶瓷顯微結構控制的主要因素,進而簡化了表徵參量變量和準則;運用模糊神經網路( fuzzyneuralnetworks : fnn )建立了自增韌si _ 3n _ 4陶瓷設計專家系統,能實現工藝?微結構?性能的正向預測及反向設計;運用monte - carlo( mc )進行自增韌si _ 3n _ 4陶瓷的模擬,然後進行裂紋擴展模擬,探索建立工藝?微結構?力學性能預測模型的思路。
  17. The finite element method ( fe '. i ) is adopted to analyze the effects of the numbers of coil turns, current intensity and current frequency upon the rate of joule heat generation in details. the thermo - radiation analytical countermeasures of various types are adopted to carry out the numerical analysis of the effects of the crucible with different shapes and sizes and the blind holes with different depths opened in the tops of crucibles as well as coil positions upon the thermal field distribution whereby solving the main problem of field the thermo - field design of the induction - heating sic crystal growth system. a new combination idea of the thermo - field design obtained by means of the united design of the thermo - insulator and blind holes has been presented

    採用有限元分析對線圈匝數、電流強度、電流頻率等對焦耳熱產速率的影響進行了詳細的分析討論;採用不同的熱輻射分析策略,對不同坩堝形狀、坩堝頂部開設不同深度的盲孔以及線圈的位置等對熱場分佈的影響進行了數值分析,解決了感應加熱碳化硅系統熱場設計的主要問題,提出了通過絕熱層與盲孔的聯合設計獲得所需熱場設計的思路,給出了根據軸向溫度梯度的波動對線圈位置實行動態調節以控制熱場的理論依據。
  18. We article reviewed craftwork characteristic of growth yvo4 crystal by means of czochralski - cz. according to method of fimty - difference, we compiled field quantity estimate program ( fqep ) with vc + + that we can numerical simulate temperate - field and velocity - field while yvo4 dual - refractive optics crystal is growing

    本文對丘克拉斯基( czochralskicz )yvo _ 4的工藝特點進行了評述,根據有限差分的,用vc + +語言編寫了場量計算程序,對yvo _ 4雙折射光學過程中的溫度場和速度場進行了數值模擬。
  19. The growth mechanism of dkdp crystal was described by the formation, diffusion and adsorption of growth unit of dkdp crystal. the method of increasing the growth rate was discussed

    從dkdp基元的形成、擴散、吸附等面研究了dkdp的微觀機制,提出了提高速度的具
  20. The keys for laser crystal to grow in the same diameter are the diameter - measure system and control arithmetic, when crystal grow, the temperature is up to thousands of centigrade, and general diameter measure methods ca n ' t gain high precision, which will depress the total control effects

    在激光等徑控制過程中,有兩個關鍵環節:測徑數據採集系統和控制演算是在數千度的高溫下進行的,採用常規的測徑,精度不高,這將對整個系統的控制性能產影響。
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