晶核生成 的英文怎麼說

中文拼音 [jīnghéshēngchéng]
晶核生成 英文
nucleation
  • 晶 : Ⅰ形容詞（光亮） brilliant; glittering Ⅱ名詞1. （水晶） quartz; （rock） crystal 2. （晶體） any crystalline substance
  • 核 : 核構詞成分。
  • 生 : 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;...
  • 成 : Ⅰ動詞1 （完成; 成功） accomplish; succeed 2 （成為; 變為） become; turn into 3 （成全） help comp...
  • 生成 : create; generate; produce生成演算法 generating algorithm; 生成文法 generating grammar; 生成物 pro...
  1. The results from x - ray diffraction demonstrated that pp / mmtome was a fully intercalated nanocomposite, pp / mmtom and pp / ommt were partly intercalated nanocomposites, but the intercalation effect of pp / mmtom nanocomposite was better ; the crystallization characteristics of pure pp and pp / mmt nanocomposites were investigated by dsc, waxd and pom. the result of these testing showed that mmt nano - layers acted as nucleating agents for the crystallization of pp, the addition of mmt had effect on the crystallization process, leading the increasing of crystallization temperature crystallization rate and crystallinity, but also the dimension of spherulite reduced. but the formation of pp crystal did n ' t change, the formation of pp crystal in three pp / mmt nanocomposites and pure pp were a - form on the whole ; influences of three sorts of mmt on mechanical properties of pp / mmt nanocomposites were studied, as a result, the addition of mmt comprehensively improved mechanical properties of pp : notched impact strength, tensile strength and flexural properties were all increasing, but the extent of increasing were n ' t large

    通過xrd分析比較這三種pp mmt納米復合材料微觀結構得到， pp mmt _ （ ome ）屬于完全插層， pp mmt _ （ om ）與pp ommt的插層程度相近，但是pp mmt _ （ om ）相對較好；通過對純pp和三種pp mmt納米復合材料的結晶性能研究發現，蒙脫土納米片層對pp結晶產生明顯的異相成核作用，結晶能力增強，使pp的結晶溫度和結晶速率提高，結晶度增加，球晶晶粒細化，但是沒有改變pp的結晶形態，三種pp mmt納米復合材料的結晶形態都屬于晶；通過對pp mmt納米復合材料的力學性能測試得知，蒙脫土的加入全面提高了pp的力學性能，缺口沖擊強度、拉伸強度和彎曲性能都有一定程度的提高，浙江{ _業大學碩十學位論文摘要但是提高幅度都不是很大，不過ommt 、 mmtom和mmtc ） me三種蒙脫土對pp力學性能有著不同的改性作用，其中pp / mmtom最好， pp月邊mto崛次之， pp / ommt最低，這種情況主要是由蒙脫土對pp結晶性能的影響和蒙脫土的納米改性作用造成的。
  2. The results show that the deposition of nickel on the substrate do not undergo upd process, but undergoes nucleation process. in the experimental conditions, the electrocrystallization of nickel follows the mechanism of three dimensional progressive nucleation and growth

    結果表明，鎳在該基體上的沉積沒有經歷upd過程，鎳的電沉積經歷了晶核形成過程，在所研究的外加電位范圍內，其電結晶按連續成核和三維生長方式進行，外加電位對晶體生長具有顯著的影響。
  3. Chondroitin sulfate a ( c4s ), as a kind of endogenetic urinary macromolecule, not only increased the supersaturation of cac2o4 in solution, but also inhibited the two - dimensional growth and aggregation of com crystals. the growth of calcium oxalate crystals was influenced by surface pressure beneath dppc monolayer film. there were some crystals which have the same appearance as com crystals obtained from pure water system when monolayer surface pressure was hold 1, 10 and 30 mn / m while those growth at 20 mn / m were perfect orderly induced by dppc monolayer

    生物大分子c _ 4s作為一種內源性的尿大分子，它不僅從熱力學上提高ca ~ （ 2 + ）在尿液中存在的濃度，使體系中cac _ 2o _ 4保持較高的相對過飽和度，降低草酸鈣結石成核的可能性；而且在晶體生長時，抑制com晶體晶面的二維生長和晶體聚集。
  4. The microtube zno econtrollable growth on the glass substrate, which was previously deposited, of zno hollow spheres was researched. the results showed that zno hollow spheres acted as crystal nucleus of zno microtubes. by this method regular zno microtubes were synthesised. the growth of microtubes can be controlled by change the size of zno hollow spheres

    結果發現zno中空球層對zno微米管的生長起到了晶核的作用，能夠在玻璃襯底上形成形貌規則的zno微米管;改變zno中空球的粒徑能夠改變所形成的zno微米管的尺寸，從而實現了對zno微米管的可控生長。
  5. This has an important meaning to the industrial manufacture. dsc, waxd and polarizing microscope with hot stage experiments were performed to describe what led the ssp rate acceleration of pet / mmt. it was shown that montmorillonite acted as a very good nucleating agent in pet crystallization process, which results in the lower crystallinity, more small microlites, and more surfaces of microlites

    為研究pet mmt固相縮聚效率提高的原因，通過熱臺偏光顯微鏡、 dsc 、 x -射線衍射等手段對樣品的結晶進行觀察與分析研究，結果表明蒙脫土對pet的結晶有明顯的成核作用，使其晶核生成速率迅速提高，晶核數量明顯增多，從而使整個結晶過程的時間變短，同時形成了更多結構不完善的微晶體。
  6. 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

    熱力學理論和方法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晶過程，晶核形成和晶體生長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晶器放大設計、過程式控制制與優化的關鍵，因此多相流信息的準確表徵、結晶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。
  7. By means of sem, tem, laser scattered particle analyzer, etc., the formation mechanism of ultrafine sio2 particle was studied. it was found that at the initial stage, the sio2 particle consisted of some minicrystal, but after the initial stage the sio2 particle was formed by some soluble aggregated substance growing on the surface of the early particle

    運用掃描電鏡、透射電鏡、激光粒度分析儀等檢測手段，探討了體系中超細二氧化硅顆粒的形成機理和過程，指出超細二氧化硅粒子前期是由體系中的微晶核組成，中後期則由體系中的可溶性縮合物在其表面生長而成。
  8. It ' s well - known that nucleation consisted of homogeneous nucleation and heterogeneous nucleation. the organic matrix used as the template to induce inorganic crystal growth and simulate the biomineralization is actually to promote heterogeneous nucleation and inhabit homogeneous nucleation. urinary stone is a kind of product of unusual biomineralization

    眾所周知，結晶過程中的成核有均相成核和非均相成核兩種可能，利用有機基質做模板，誘導無機晶體生長，模擬生物體內的礦化過程實際是促進非均相成核而抑制均相成核。
  9. Dual - core embedded processor has high performance, high reliability, low frequency, so, it ’ s cared by many processor chip manufacturer. more, it has good pin compatibility, design compatibility with the prior signal - core processor, so, has attract many big telecomm equipment supporters. but, it need the support from the new real time operating system which under designing

    雙核嵌入式處理器以其高性能，低主頻，高可靠性正得到許多晶元生產商的關注，它具有良好的管腳兼容性，與單板硬體設計上的與單核處理器具有良好的兼容性，得到許多電信設備製造商及嵌入式高端應用集成商的垂青。
  10. Based on the cavitation in the melt generated by ultrasound, the mechanism by which the tiny insoluble particles were activated and became active solidification nuclei was discussed, and fine grains were obtained

    基於超聲波對熔體產生的空化效應，討論了熔體中微粒超聲活化成為結晶核心，促進形核和細化晶粒的作用機制。
  11. The novel method of liquid phase epitaxial growth process of p - sic from p - sic film on si substrate in c - saturated si solvent is further investigated. some processes of acquiring the fundamental technical parameters and some solution to some critical technical problems are introduced. especially, the optimized technical schemes of effectively restraining such a - sic polytypes as gh - sic coring and growing in p - sic epitaxial growth process is presented

    對利用硅襯底上的- sic薄膜從碳飽和硅熔體中外延生長- sic晶體的創新方法進行了工藝探索，介紹了基本工藝參數的獲取過程和幾個關鍵工藝問題的解決方法，特別是提出了通過工藝條件的調控來有效抑制6h - sic等型同質異構體在- sic生長過程中成核生長的工藝方案。
  12. The other has two metal - insulator - semiconductor ( ms ) contacts with lower leakage current ( less than 4 pa, 300v ) and better energy resolution ( about 10 % fwhm for 241am 59. 5kev line ) and poor working stability. in theoretical studies, the analysis on the phase equilibrium in the vapor growth of cdse single crystals shows that the stoichiometry of cdse crystals can be controlled effectively by controlling the stoichiometry of starting materials and the vapor growth temperature. besides, the investigation of the transporting properties of charge carries in cdse detectors indicates that the noise in energy spectrum detected by using the detectors with msm structure is caused by the hole injection, which is induced by electron injection and the light injection

    本文把cdse單晶體的生長、單晶體的成分、單晶體的性能以及單晶體在室溫核輻射探測器中表現出來的性能結合起來進行了比較系統的研究；採用垂直無籽晶氣相提拉法生長出了電阻率為10 cm量級、尺寸為中10mm 30mm的單晶體；制備出了能量解析度達10 （ fwhm ） （對~ （ 241 ） am59 . 5kev譜線而言）的cdse室溫核輻射探測器，取得了較好的研究結果。
  13. With plating time going on, the nano - polycrystal gathering grows in two dimensions, and the new nano - polycrystal layer appears simultaneously on the formerly formed nano - polycrystal surface. because the boundary and defect densities in quenched and tempered 45 steel is higher than those in annealed steel, the nano - polycrystal gatherings formed at its surface at the beginning of electro - deposition are more concentrated, and then their size is smaller. the microstructure of the ni - p alloy coating has closed relation with its phosphorus content with the increase of phosphorus content, the microstructure of coating turns from nano - crystalline to the amorphous

    隨著施鍍時間的延長，納米晶聚晶體在橫向二維生長的同時，在納米晶聚晶體的表面上也進行著三維方向的新的一層聚晶體的生長；在調質態45鋼表面，由於其具有比較高的晶界和缺陷密度，因此在沉積初期，納米晶聚晶體的成核密度也較大，從而在二維方向聚晶體的尺度較小，鍍層沉積初期表現為緻密細小的鱗片狀組織。
  14. The forming - nucleus drive power could form numerous little crystal nucleus under natural melting temperature. the formation of tic particles in the melt could be divided into two phases which was forming - nucleus and growth. the forming mechanism of tic was : melting ti first surrounded c, then ti melting in the alloy and c formed a complicated reaction mesosphere on the carbon surface

    根據熱力學及動力學分析，認為在碳顆粒界面處tic的形核率很高，形核驅動力足以在正常的熔煉溫度下形成眾多的小晶核；熔體中tic顆粒的合成可分為形核與長大兩個階段，其形核機制為：首先活性ti原子包圍c ，溶入合金中的ti與c在碳表面形成一復雜反應中間層，隨著反應進行， ti和c顆粒不斷減少，生成的tic不斷彌散分佈於熔體中；其長大過程伴隨著tic顆粒的相互堆砌、聚集和形態規則化。
  15. In addition, the growth mechanism of c - axis was screw dislocation growth or rough interface growth, but that of a, b - axis was two - dimension nucleation growth. because in low supersaturation, the speed of helix dislocation growth and rough interface growth was higher than that of two - dimension nucleation growth

    另外，由於羥基磷灰石晶體結構的特點， c面主要以螺旋位錯生長和粗糙面生長兩種機制為主，而a 、 b面則主要以光滑面的二維成核生長為主。
  16. The technical breakthroughs in growth of nd : cngg had been made. in particular, continuous laser operation was achieved from nd : cngg pumped by ld. when the crystal wafer was end - pumped by one bar of ld with 807nm wavelength, the cw laser output power of 123. 1 mw was obtained with slope efficiency of 22. 3 %

    本論文用自動化熔體提拉技術成功生長出< 111 >方向的直徑25mm以上，長度80mm以上的平界面無核心nd : cngg單晶，確定了晶體結構和物相，測量了晶體的光譜性能，晶體消光比達到34db ，晶體生長技術有新的突破，實現了連續激光運轉，用單支807nm半導體激光二極體端面泵浦該晶體片子，在國內首次獲得123 . 1mw的1 . 062 m連續激光輸出，斜效率達22 . 3 % 。
  17. It shows that the interface energy and the heterogeneous nucleation barrier were changed by the doping of tb. so the relationship between crystal content and tb doped concentration can be " described as : y = 1 - exp ( k1 exp ( k cos ( ( x + ) 3 ) it shows that the crystal content will reach a maximum with increasing tb doped concentration because of the influence of heterogeneous nucleation barrier variation

    本文在分析界面能的基礎上，推導了在一定條件下薄膜受摻tb影響的鈣鈦礦相析晶含量的理論表達式為： y 1 yxp （ k ； xxp （ kcos （ s ? （ x a ） 』 ）該式表明了受體系成核界面能的變化影響，晶體生長受摻tb濃度影響出現極值。
  18. When subjected to such process, the steel surface will be covered with numerous fine manganese - phosphate crystals so that the crystal nucleus necessary for manganese - based phosphorizing increases greatly in number. this may not only accelerate phosphorization and properly lower the temperature of phosphorization, but also prevent big - size crystals from being generated. as a result, the resulting phosphate has improved fineness and evenness

    鋼鐵經它處理后，會在其表面覆蓋上許多極細小的錳磷酸鹽結晶，使錳系磷化所需晶核數目大為增加，以而加速磷化反應速度，並能適當降低磷化溫度，還可以阻止粗大結晶的生成，因此形成的磷化膜更加均勻細致。
  19. The main chip of the usb interface circuit is a cypress semiconductor ' s product, cy7c64613, which has intergrated usb sie ( serial interface engine ) and enhanced 8051. the oscilloscope module is realized according to the real time sampling principle. it has two signal chunnels and a dual 8 - bit dual a / d converter whose most sampling rate is 40msps, so two signal acquisition can occurs in the same time

    隨后介紹虛擬儀器測試平臺中各硬體模塊設計實現： usb介面的主晶元是cypress公司的cy7c64613 ，此晶元集成了usbsie和8051核；示波器模塊根據實時取樣原理實現，採用雙8位a / d轉換器，提供兩條信號通道，可以同時採集雙路信號，最高的采樣率為40mhz ；信號源模塊採用直接數字合成（ dds ）原理實現，它所能產生的信號頻率為10hz 5mhz ，最小頻率解析度為9 . 537hz 。
  20. In order to understand the frost crystal growth, the nucleation process on the cold plate with constant temperature was investigated. the experimental results revealed that the lower the cold plate temperature is, the shorter the frozen time of water droplets, and the smaller the frozen water droplets

    為了加深對晶體生長階段的認識，本文對某一具有確定溫度的冷壁面突然與一定環境條件下的濕空氣接觸時冷壁面上的成核過程進行了研究。
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