結晶起核 的英文怎麼說

中文拼音 [jiējīngqǐhé]
結晶起核 英文
crystall nucleation
  • 結 : 結動詞（長出果實或種子） bear （fruit）; form （seed）
  • 晶 : Ⅰ形容詞（光亮） brilliant; glittering Ⅱ名詞1. （水晶） quartz; （rock） crystal 2. （晶體） any crystalline substance
  • 起 : 起Ⅰ動詞1 （站起; 坐起） rise; get up; stand up 2 （取出; 取走） draw out; remove; extract; pull 3...
  • 核 : 核構詞成分。
  • 結晶 : 1 （析出晶體） crystallize2 （晶體） crystal 3 （成果） crystallization; fruit; product; quintess...
  1. 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。
  2. 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。
  3. The results shows that the addition of nucleating agents increased the onset temperature and peak temperature and improved crystallization rate of pp

    結果表明，兩種成核劑的加入均可提高聚丙烯的結晶起始溫度和結晶峰溫度，並加快結晶速度。
  4. 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。
  5. The wxrd characterization showed that o - mmt possessed obvious nucleation effect on the crystallization process of b - pp. jeziorny and mo methods were used to study the non - isothermal crystallization process. the obtained value of kinetics parameters such as tp, n, zc, t1 / 2, a h, f ( t ), e showed that the o - mmt has nucleation effect in crystallization of pp and can increases the crystallization temperature of pp, quickens the crystall ization velocity, decreases the crystallization activation energy of pp but decreases the crystallization degree of pp at the same time

    運用jeziorny法和mo法研究了聚丙烯和復合材料的非等溫結晶過程，所得到的非等溫結晶過程動力學參數t _ p ， n ， z _ c ， t _ （ 1 / 2 ） ， h ， f （ t ） ， e的數值表明，有機蒙脫土的加入可以起到異相成核的作用，從而提高pp的結晶溫度，加快pp的結晶速率，降低pp的結晶活化能，但同時也會降低pp的結晶度。
  6. 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。
  7. It was the first time that the silica nanoparticles was coated with gd2o3 : eu rare - earth oxides, then the core - shell structure compound particles were obtained. the characterizations showed that the thickness of uniform coating is in 10 - 20nm ; the silica core is linked with the gd2o3 : eu shell by chemical bond si - o - gd ; because of the size effects and interface effects of nano - crystal coating, the diffraction and emission peaks become broadened. and at the same time, the transfer temperature of silica from amorphous to crystal is decreased

    首次在納米sio2表面包覆一層gd2o3 : eu稀土復合氧化物，得到了核-殼結構的復合顆粒，表徵結果表明，均勻包覆層的厚度為10 - 20nm ； sio2核和gd2o3 : eu殼層物質之間通過化學鍵si - o - gd鍵的作用結合在一起；由於包覆層納米晶的尺寸效應和界面效應使xrd衍射峰和熒光光譜發射峰出現了寬化現象。
  8. The value of f ( t ) of nancomposites was larger than that of hope, indicating that the crystallization rate of nanocomposite was faster than that o

    蒙脫土和pe - g - mah的加入降低了pe的結晶活化能，起到了異相成核作用。
  9. According to the characteristics above, the high performance dsp - tms320c32 along with the max7000 series chip - epm7128 is selected as the center control system, which makes the structure of system simple, and improves its reliability and stability

    根據以上特點，系統的硬體設計選用高性能的數字信號處理晶元tms320c32 ，與altera公司max7000系列晶元中的epm7128一起構成了核心控制系統，簡化了系統結構，同時提高了系統的可靠性和穩定性。
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