晶體分散 的英文怎麼說
中文拼音 [jīngtǐfēnsǎn]
晶體分散
英文
crystalline dispersion- 晶 : Ⅰ形容詞(光亮) brilliant; glittering Ⅱ名詞1. (水晶) quartz; (rock) crystal 2. (晶體) any crystalline substance
- 體 : 體構詞成分。
- 分 : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
- 散 : 散動詞1. (由聚集而分離) break up; disperse 2. (散布) distribute; disseminate; give out 3. (排除) dispel; let out
- 晶體 : [晶體學] crystal; vitrella; crystal body; crystalloid; x-tal
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Beryllium powders with the same particle size and various contents of beo were prepared by pre - sintering - acid washing processes initiatively and the influence of beo alone on o mys of beryllium was observed and some new results have been obtained - compared with the content of beo, the distribution of beo in beryllium has more critical influence on mys ; finely dispersed beo along the grain boundaries and in the matrix results in the dispersion strengthening of beryllium matrix and thereby the higher mys value ; on the contrary, the coarser beo particles clustering on the grain boundaries results in negative influence on o mys
開創性地用預燒結? ?酸洗工藝制備了相同粒度、不同beo含量的鈹粉,從而開展了beo含量單獨對鈹材_ ( mys )影響的研究,得出一些新的結果:與beo含量相比, beo在鈹中的分佈狀態對_ ( mys )的影響更大。沿晶界、晶內彌散分佈的較細小beo對基體鈹有彌散強化作用,使_ ( mys )即較高;如果beo較粗大地成簇狀聚集在晶界,反而對_ ( mys )有不良的影響。His found that a large number of crystal cell is one of the typical salt - resistant characteristics in high - saltnity halophytes, and the distribution of salt hydronium inside plants appears obvious regional characteristic of many arrangements : salt - hydronium - - vacuole - - despersed singal crystal cell or vacuole bags which contain salts - - vacuole bags or crystal cell in groups or distributed as groups - - little consecutive crystal cell ring of organ periphery - - consecutive crystal cell ring of organ periphery
發現大量的含晶細胞是高鹽度鹽生植物的一種代表性的抗鹽結構特徵,並且鹽離子在植物體內的分佈呈現出明顯的多層次性的區域化特徵:鹽離子液泡分散的單個含晶細胞或含鹽液泡包成群或成堆分佈的含鹽液泡包或含晶細胞器官外周不太連續的含晶細胞環器官外周連續的含晶細胞環。The experimental results show that the cycle of the mother liquid increases the yield of the product, the seed crystal can improve long - diameter ratio remarkably, the proper additive reduces the speed of crystal growth and make size distribution homogenize. through appending different seed crystal and bivalent lead at one time, we may receive when the content of the seed crystal is 0. 075 % and pb2 + is 20 - 50ppm, the yield of the basic magnesium chloride whisker is high and crystal shape is good. the surface active agent can improve dispersion performance of the basic magnesium chloride whisker
研究結果表明:母液循環可以提高堿式氯化鎂晶須的產率;添加晶種可明顯的改善晶形;合適的添加劑可以降低晶體生長速度並可提高晶須的粒徑分佈;而同時加入不同用量的晶種和pb ~ ( 2 + ) ,試驗結果表明晶種含量在0 . 075 , pb ~ ( 2 + )在20 50ppm時,晶須的產率高,晶形好;表面活性劑對產品的分散性能有所改進。They are basic foundations of this thesis because pif, achromatic wave plates and polarization beam splitter have indivisible relationship with the properties of birefringent crystals
無論是偏振干涉濾光片,還是消色散延遲片或者是偏振分束器,都是基於晶體的性質而設計的。所以本章是本論文的基礎之基礎。The objective of pif is to realize a certain distribution of interference spectrum, while that of the achromatic wave plate is to realize the retardation by using several crystals to modulate the input beam
Pif是要實現一定的干涉光譜分佈;消色散波片則是要通過多塊晶體對入射光的調制實現一定的位相延遲。This thesis mainly discusses the devices based on crystal optics and polarization, which includes polarization interference filter ( pif ) used in the separation and combination systems of lcos, achromatic wave plates based on the similar principal of pif and the crystal polarization beam splitter
本論文將主要討論晶體偏振光學器件:用於lcos分合色的偏振干涉濾光片( pif ) ,基於pif原理的消色散延遲片和偏振分束器。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。The microgels of close monodispersity with different volume and cross - linking density can be prepared by using an inverse emulsion polymerization method. both artificial and natural materials, including zeolites, membranes, vesicles, liquid crystal, microemulsion, micelles, biopolymers, etc., have been used as template. the three - dimentional network structure and spherical morphology of polymeric microgels may guarantee the homogeneous of the structure of the composite, the size and the morphology of the various organic - inorganic composites with unusual structures
在反相乳液聚合條件下,通過控制反應條件可以得到體積不同、交聯度不同的近乎單分散的微凝膠,如同分子篩、單(多)分子膜、囊泡、液晶、微乳液、膠束、生物大分子等可作為微納米無機材料合成模板一樣,高分子微凝膠所特有的三維網路結構和球形形貌有可能對在其中進行的無機結晶或沉積反應施加限域和導向作用,從而控制所生成無機材料的形貌和大小,得到各種具有特異結構的無機-有機復合材料。The leec biochip can be connected with pcb ( printed circuit board ), thus it can generate a moving electric field by changing time, scope and field intensity discretionarily under single chip processor ' s control. meanwhile it is probable to reduce driving voltage and decrease temperature greatly, and so increase resolution of dna separation
研究內容包括線性分散式電極陣列的理論設計,以普通載波片和有機高聚物pdms ( polydimethylsiloxane )為基本材料的晶元製作工藝, leec晶元和pcb板的連接方式,硬體控制系統的設計以及控制晶元工作的單片機程序編制等,此外還包括電化學檢測方法的研究。The result of transmission electron microscope ( tem ) showed that layers of layered silicates were exfoliated and dispersed in matrix homogeneously. according to statistical data, average thickness of layers was lonm, and the thickness of the biggest layers was less than 40nm, only a few layers were exfoliated in monolayer whose thickness was about inm
透射電子顯微鏡( tem )照片顯示:層狀硅酸鹽片層發生剝離,片層均勻分散在nbr基體中,統計表明片層的平均厚度約為10nm ,最大的聚集體的片層厚度達到40nm ,推斷有一小部分片層剝離成單晶層的形式,厚度為1nm 。The voltage of lithium - intercalation reaction, impedance and structural stability of intercalation - type cathode material were analysed and calculated. theoritical results show that the reaction voltage depends on the content of lithium and the bond energy, and that the key ways to lower the electrode impedance are to increase the electronic conductivity of the electrode and the diffusion coefficient of lithium ion in the host and to decrease the size of powder. in addition, the thermal stability of lithium - insertion structure can be improved by using crystallographic co - lattice theory and doping treatment
本文從嵌入式陰極材料的嵌鋰反應的電壓、阻抗及結構穩定性的分析和理論計算著手,得到了電壓取決于基體中各種離子間的鍵能及鋰含量、降低電極阻抗的關鍵是提高電子型導電性和li ~ +在基體中的擴散系數及減小粉末粒度的理論依據及其利用晶體的共格原理和摻雜改性的方式來提高材料嵌鋰結構的熱穩定性的設計思路。The design of amorphous photonic material and photonic crystal devicements we design to make a reflecting mirror of cylinder paraboloid of an antenna by using amorphous photonic materials. we calculated the transmission of the mirror and the distribution of electric field by using multiple scattering method. the result shows that it can be used as a reflecting mirror of an antenna
非晶光子材料和光子晶體器件的設計提出了用介質圓柱光子晶體作微波天線的柱拋物面反射鏡,用多重散射方法計算了反射鏡的透過譜,並模擬計算了天線的電場分佈,初步認為可以用非晶光子材料作微波天線的反射鏡。The nucleation and growth of calcium oxalate ( caoxa ) crystals in liposome solutions was investigated using laser light scattering spectroscopy and transmission electron microscopy ( tem )
採用激光散射儀和透射掃描電子顯微鏡分別研究了卵黃卵磷脂( pc )囊泡的粒徑和囊泡中生長的草酸鈣晶體的粒徑大小。Abstract : the affects of crystal absorption for heat radiation on crystal growth, which include : the heat loss of the hot grower, the chara - cteristic of temperature - time of crystal growth, the pattern of fluid flow and the shape of interface, the interface inversion of crystal, the temperature distribution and the thermal stress distribution, are reviewed in this paper
文摘:本文綜述了晶體對熔體熱輻射吸收對晶體生長的影響,包括對熱腔熱耗散的影響;對晶體生長溫度時間特性的影響;對液流形態和固液界面形狀的影響;對晶體界面反轉的影響;對晶體中溫度分佈和應力分佈的影響。Finally, a fouling crystal treated with electromagnetism is compared with that of untreated under an electric microscope. they were found to have different structure. the fouling crystal treated with is less compacted in structure
4 、將經過電磁處理的污垢晶體和未經過電磁處理的污垢晶體在掃描電鏡下進行觀察和分析,發現電磁抗垢技術的機理是改變了污垢晶體的結構,由緻密型的霰石變為鬆散型的方解石。We presents a detailed studied of the linewidth of parametric light in clbo - opo caused by the linewidth of pumping beam, off axis phase matching, divergence angle of pumping, time above threshold, high gain coefficient of nlo crystal, fluctuate of cavitylength, spontaneous radiation, according to the momentum and energy conversion laws, and the sellmeier equations of the clbo, we calculated curves of the type - i and type - ii compared with the bbo ' s
根據能量動量守恆關系和clbo的色散方程,詳細分析了由於泵浦光的線寬、泵浦光偏軸泵浦、泵浦光的發散角、泵浦光功率超過參量光振蕩閾值一定倍數、高增益系數、有效腔長波動以及自發輻射引起的參量光線寬,並得到了與bbo晶體在類、類相位匹配下比較的理論曲線。Fdtd analysis of dispersion characteristics of 2d dielectric photonic crystal described by effective permittivity in grid
採用等效介電常數時域差分法分析二維介質型光子晶體色散特性Thus, the system could be kept at a lower super - saturation state under the condition of higher concentration of ca2 + to obtain aragonite whisker. the surface of aragonite must be modified to overcome the shortcomings leading to poor dispersion and combination with polymer materials
為了解決作為無機填料由於表面親水疏油而在聚合物材料內部分散性差、與高聚物本體結合力差等的缺點,必須對文石相碳酸鈣晶須進行表面改性。In 6. 635, topics covered include : special relativity, electrodynamics of moving media, waves in dispersive media, microstrip integrated circuits, quantum optics, remote sensing, radiative transfer theory, scattering by rough surfaces, effective permittivities, random media, green ' s functions for planarly layered media, integral equations in electromagnetics, method of moments, time domain method of moments, em waves in periodic structures : photonic crystals and negative refraction
本課程所覆蓋的論題包括:狹義相對論、運動媒質的電動力學、色散媒質中的波、微帶集成電路、量子光學、遙感、輻射傳輸理論、粗糙表面上的散射、有效介電系數、隨機媒質、平面層狀媒質的格林函數、電磁學中的積分方程、矩量法、時域矩量法、周期結構中的電磁波:光子晶體和負折射率。Aim at the dtc ' s blemish mentioned above and the direction of dtc technique development, the dissertation put great emphasis on the work as follows, with an eye to exalt dtc system function : ( 1 ) a new speed - flux observer of an induction motor is proposed to enhance the accuracy of flux observing, which is an adaptive closed - loop flux observer and different from the traditions. a new adaptive speed - observation - way is deduced out according to the popov ' s stability theories ; ( 2 ) to improve the performance of dtc at low speed operation, we have to exalt the accuracy of the stator flux estimation and a new way of bp neural network based on extended pidbp algorithm is given to estimate and tune the stator resistance of an induction motor to increase the accuracy of the stator flux estimation ; ( 3 ) digital signal processor is adopted to realize digital control. an device of direct torque control system is designed for experiment using tms320lf2407 chip produced by ti company ; ( 4 ) bring up a distributed direct torque control system based on sercos bus, sercos stand for serial real time communication system agreement which is most in keeping with synchronous with moderate motor control ; ( 5 ) the basic design frame of the hardware and software of the whole control system is given here and some concrete problem in the experiments is described here in detail
針對上面提到的直接轉矩控制的缺陷和未來直接轉矩控制技術發展方向,本論文重點做了以下幾個方面的工作,目的在於提高dtc系統的綜合性能: ( 1 )提出一種新型的速度磁鏈觀測器,新型的速度磁鏈觀測器採用自適應閉環磁鏈觀測器代替傳統的積分器從而提高磁鏈觀測的精度,並且根據popov超穩定性理論推導出轉速的新型自適應收斂律; ( 2 )改善系統的低速運行性能,主要從提高低速時對定子磁鏈的估計精度入手,提出了一種提高定子磁鏈觀測精度的新思路? ?利用基於bp網路增廣pidbp學習演算法來實時在線地修正定子電阻參數; ( 3 )採用數字信號處理器dsp實現系統全數字化硬體控制,結合ti公司生產的tms320lf2407晶元,設計了直接轉矩控制系統的實驗裝置; ( 4 )提出了基於sercos總線網路化分散式的直接轉矩控制系統, sercos ( serialrealtimecommunicationsystem )是目前最適合同步和協調控制的串列實時通信協議; ( 5 )基本勾勒出整個控制系統的硬體和軟體設計基本框架,詳細描述一些實驗中的具體的細節問題。分享友人