aggregation of particles 中文意思是什麼

aggregation of particles 解釋
粒子的聚集
  • aggregation : n. 1. 聚合,集合,凝聚,集成。2. 【植物;植物學】族聚;【動物;動物學】群聚。3. 集團,聚合體,集成體。adj. -gative
  • of : OF =Old French 古法語。
  • particles : 粒子系統工具欄
  1. We infered that this new absorption band was associated with the effect of charge - transfer transition between adsorbates and colloidal silver particles, not the effect of the surface plasma resonance due to the silver particles aggregation which was usually attributed to in previous research work

    我們將其歸因於與納米銀顆粒表面間的電荷轉移效應( ct ) ,而非通常所認為的因銀膠凝聚而產生的表面等離子體共振吸收效應。
  2. The results showed that the rubber latex particles separated the clay into nanometer units, accompanied with the competition between separation of rubber latex particles and re - aggregation of single silicate layers upon addition of flocculant during the process of co - coagulating, while the intercalation of rubber molecules into clay galleries did not occur

    結果表明,在加入絮凝劑使橡膠乳液黏土水懸浮液共凝聚的過程中,由於存在膠乳粒子對黏土片層的隔離作用與在混合液中分散的黏土單片層的重新聚集作用的競爭,因此,在絮凝物中,橡膠大分子將黏土片層隔離成納米分散單元(包括單片層和多片層的聚集體) ,在多片層的黏土聚集體層間沒有橡膠大分子插入。
  3. The urea - formaldehyde ( uf ) polymer / sio2 composite microspheres were prepared by polymerization - induced colloid aggregation ( pica ) method. the formation mechanism of composite microspheres is attributed to the fact that that urea and formaldehyde firstly undergo acid - catalyzed polymerization to form oligomers, and then the sol particles are adsorbed on the chain of oligomers by wan der walls force and hydrogen bonding. when the oligomers reach the critical chain length, they separate from solution due to phase separation

    對復合微球形成機理的研究表明,尿素和甲醛在酸性條件下自身聚合可以形成高分子微球,在sio _ 2酸性溶膠中發生聚和反應時,隨著反應的進行,齊聚物不斷生成, sio _ 2膠體顆粒逐漸吸附在齊聚物分子鏈上,當聚合物鏈達到沉澱臨界鏈長時,由於相分離作用,從前驅物溶液中析出,同時sio _ 2膠體顆粒均勻的分佈在脲醛聚合物網路中,隨之沉澱出來,形成脲醛sio _ 2復合微球。
  4. The particles aggregation was simulated using particle - cluster and cluster - cluster aggregation model. several type of floes was reached and its morphological characteristics was analyzed the fractal dimension, density and porosity of floes was studied by changing sticking probabilities, sticking position, particle number, particle concentration, difrusion coefficient and motion trajectory. the parameters by which special floes growth were determined. in the study of morphology, floes of yellow river ' s loess particles was observed by tv - microscope. its morphological characteristics were obtained by image analysis. the effect of fractal dimensions by stirring time strring speed, macromolecule flocculant dosage, flocculant concentration and particle concentration was studie. its rule of change was obtained. on the basis of other studies, the flocculation kinetics and floes structure was studied

    本文應用計算機模擬技術,在二維空間內採用單體凝聚和集團? ?集團凝聚兩種模型對顆粒凝聚過程進行了模擬,得到了多種形態的絮體,並對絮體進行了形態分析,通過改變粘附概率、粘附位置、顆粒數量、顆粒濃度、擴散系數和運動路徑等模擬參數,我們考察了絮體分形維數、密度和孔隙率隨模擬條件變化的影響規律,得到了形成特定形態絮體的控制參數。
  5. The organic matter influenced > 0. 25 mm soil particle aggregation and > 0. 5 mm water - stable soil particle aggregation slightly and played an important role in the aggregation of > 5 mm water - stable soil particles. the percentage of aggregates destruction were remarkably negatively related with content of > 5 mm water - stable soil particle aggregate, and ultimately negatively related with > 0. 25 mm water - stable soil particle aggregate, which meant the content of water - stable soil particle aggregate dropped as the rise of percentage of aggregates destruction, the loosely fe took a role in increasing content of water - stable soil particle aggregate. the main factor that affecting content of > 0. 5 mm water - stable soil particle aggregate was percentage of aggregates destruction, whereas organic matter and percentage of aggregates destruction were the dominating matters that influencing content of > 0. 25 mm water - stable soil particl

    粘粒含量在各級團聚體的形成過程中起著一定的作用;有機質對0 . 25mm團聚體、 5mm水穩定性團聚體有一定作用,對0 . 25mm水穩定性團聚體起顯著作用;團聚體結構破壞率與5mm水穩定性團聚體成顯著負相關,與0 . 25mm水穩定性團聚體達到極顯著負相關,說明結構破壞率越大,水穩定性團聚體的數量就越少,反之越多;游離鐵含量對促進水穩定性團聚體方面起一定的作用,影響0 . 5mm水穩性團聚體含量主要是結構破壞率,而影響0 . 25mm水穩定性團聚體含量的是有機質和結構破壞率。
  6. It is proved by observation under tem that the status of the aggregation of particles in gcv is modulated by ph

    經電鏡觀測證實:保衛細胞液泡液內顆粒物聚集狀態受ph的介導。
  7. In the microemulsions - mediated methods, the nanosize water droplets show thermodynamically stabilization by the means of the surfactants ( sometimes and cosurfactants ) films, that serve as nanosize test tubes, thus limiting particles growth and minimizing particle aggregation. the technique have been applied in some fields including inorganic nanoparticles synthesis, organic polymerization and enzyme catalyst activitization

    在反相微乳液中,由於表面活性劑和助表面活性劑的作用,提供了一個熱力學穩定的納米尺度的水核空間,該水核空間作為可以調節的模版(又稱為智能微反應器) ,對于合成各種無機納米粒子、有機物的聚合以及增加酶的活性都已經引起了廣泛的注意。
  8. Aggregation of particles

    粒子的聚集
  9. With the theory of the diffusion - limited colloidal aggregation model ( dlca ), the processes of particles aggregation and breaking of the clusters are simulated. the fractal theory is applied to analysis of the aggregation structure of nanoparticles

    在dcla生長模型的基礎上,模擬了納米粒子的聚集過程和大粒子團的分裂,並用分形理論對納米流體的聚集結構進行了描述。
  10. This work emphasized the syntheses of perovskite templates ( including srtio3 and baho3 ). batio3 were prepared by molten salt synthesis ( mss ). scanning electron microscopy ( sem ) and x - ray diffraction patterns ( xrd ) revealed that there was no aggregation with batio3 powders and spherical particles of batio3 was obtained by mss

    本論文用熔鹽法合成batio _ 3 ,通過xrd物相分析和sem形貌分析,可以得到如下結論:用熔鹽法合成的batio _ 3粉體基本無團聚,顯微結構為球形顆粒。
  11. Flocculation the aggregation of soil particles into crumbs

    凝集:土壤顆粒聚集成塊。
  12. 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。
  13. Rf magnetron sputtering that has been broadly used to fabricate a variety of thin films is a kind of physical vapor deposition ( pvd ), which consists of two main microscopic processes, one is the generation and transportation of the vapor phase particles to form the thin film, the other is the diffusion and aggregation of the film atoms on substrate, which leads to the formation of the film

    射頻磁控濺射是一種物理氣相沉積技術,已被廣泛地用於各種薄膜的制備。它主要包括成膜氣相粒子(原子或分子)的產生和輸運以及輸運到襯底的成膜粒子在襯底上的擴散、聚集、生長成膜兩大過程。
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