顯微變晶的 的英文怎麼說
中文拼音 [xiǎnwéibiànjīngde]
顯微變晶的
英文
microcrystalloblastic-
On thebasis of describing mineralogy characteristics such as combination electron minro - form ， crystallinity of clay minerals ， the relationship between coal series clay minerals in themesozoic era in ningxia area and coal metamorphism was analyzed
在概述粘土礦物組合、電子顯微形態和結晶度等礦物學特徵的基礎上，探討了寧夏地區中生代煤系粘土礦物與煤變質的關系。Based on the analyses on mechanical properties, microstructure and fracture of - the microalloyed steels socrv with various heat treatment technique, it can be affirmed that various fractures arttribute to various mechanism, we can draw conclusion that the strength and toughness of microalloyed steels 50crv will be increase simultaneously by optimal heat treatment technique. to illustrate the mechanism of the strength and toughness of microalloyed steels socrv, we designed the comparative experiment and observed the microstructure of the sample which occurred at different quench and tempering temperature and different tempering time. the last experiment results were determined by the four factors : fined microalloyed elements grains, the decompound of martensite, martensite transformation of remnant austenite and the second phase precipitation
為解釋微合金化50crv鋼強韌化機理，本文通過對不同淬火溫度，回火溫度，回火時間下的力學性能指標的對比及顯微分析，認為微合金元素的細化晶粒，馬氏體的回火分解，殘余奧氏體的轉變，第二相的沉澱析出共同決定了微合金鋼的強韌化情況，特別是由於微合金元素的存在，其細化晶粒及其碳氮化物的沉澱析出，導致鋼的良好的強韌性，並且如果工藝滿足第二相的沉澱析出強化大於回火馬氏體分解引起的軟化效應，會在硬度曲線中產生明顯的二次硬化現象。The appearance and crystal structure change in the biodegradation of partially degraded starch granules were examined using sem technology and multifunctional polariscope
摘要利用掃描電子顯微技術和多功能偏光顯微技術系統研究三氯氧磷交聯澱粉在生物降解過程中的顆粒形貌和結晶結構變化情況。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。The result shows that with the addition of rare earth elements, ultrasonic irradiation and magnetic field, the chemical component, surface configuration, microstructure and properties of electroless co - ni - b and co - fe - b alloy changes remarkably. such kind of change can be described as the followings. firstly the depositing speed of electroless alloy bath is raised while the polarizability and cathodic overpotential are reduced ; secondly the surface quality of the alloy coating and adhesion of the coating and matrix are improved ; thirdly in the coatings the content of the elements in the transient group increases, but the content of cobalt decreased ; fourthly the amorphous structure is transformed to microcrystal structure and polycrystal structure ; fifthly the microhardness and wear resistance of the coating are enhanced ; sixthly coercitive force is reduced, and magnetoconductivity of the coating is increased ; lastly the magnetic intensity of the coating increases with the addition of energy and light rare earth elements such as ce, la and decreases with the addition of heavy rare earth elements such as y. on the other side, when the alloy coatings passes through the heat treatment under the temperature of 250 or 500, their properties will change
結果顯示化學沉積co - ni - b 、 co - fe - b工藝在稀土元素（ ce 、 la 、 y 、 dy ） 、能量（超聲波、磁場）介入后，沉積過程、合金成分、鍍層形貌結構和性能都有顯著變化，表現在：鍍液的陰極極化過電位和極化度降低，沉積速度提高；鍍層的結合力、表面質量改善；鍍層中過渡族元素的含量增加，輕元素硼的含量降低，同時證實了稀土元素與過渡族元素共沉積的可能性；鍍層的顯微結構由非晶態向微晶和多晶態轉變；鍍層的顯微硬度與耐磨性提高，力學性能優化；鍍層的矯頑力降低；磁導率提高；鍍層的磁化強度在能量（超聲波、磁場）和輕稀土元素ce 、 la介入后提高，重稀土元素y介入后降低。By compressing a monolayer film, the coexistence of liquid condensed ( lc ) and liquid expanded ( le ) phases can be reached. the transition from le to lc is usually regarded as a first - order one, so the theory of crystallization can be applied. in this article we review our recent studies on the growth of lc domains in the le - lc coexistence region driven by the illumination of a fluorescent microscope. the mechanism of this unusual 2d domain growth phenomenon is discussed. the formation of faceted, dendritic and fractal - like domains as well as the evolution and the transition of these patterns are investigated
當處于氣液界面的類脂類化合物的單分子膜被壓縮時，隨著分子間距的縮小，單分子膜將經歷一系列相變過程.通過熒光顯微術可以觀測到新相的成核和生長過程.由於單分子膜的二維特性，該系統中的實驗觀測對于檢驗和發展二維界面生長理論尤為重要.本文總結了近年來本課題組與相關單位合作，在單分子膜系統中發現的實驗現象以及對其生長機制的系列研究.內容包括對單分子膜系統中的成核、界面穩定性、枝晶生長、形態演變等的觀測和分析Abstract : by compressing a monolayer film, the coexistence of liquid condensed ( lc ) and liquid expanded ( le ) phases can be reached. the transition from le to lc is usually regarded as a first - order one, so the theory of crystallization can be applied. in this article we review our recent studies on the growth of lc domains in the le - lc coexistence region driven by the illumination of a fluorescent microscope. the mechanism of this unusual 2d domain growth phenomenon is discussed. the formation of faceted, dendritic and fractal - like domains as well as the evolution and the transition of these patterns are investigated
文摘:當處于氣液界面的類脂類化合物的單分子膜被壓縮時，隨著分子間距的縮小，單分子膜將經歷一系列相變過程.通過熒光顯微術可以觀測到新相的成核和生長過程.由於單分子膜的二維特性，該系統中的實驗觀測對于檢驗和發展二維界面生長理論尤為重要.本文總結了近年來本課題組與相關單位合作，在單分子膜系統中發現的實驗現象以及對其生長機制的系列研究.內容包括對單分子膜系統中的成核、界面穩定性、枝晶生長、形態演變等的觀測和分析Besides, the growth of gasb expitaxy film was monitored by reflection high energy electron diffraction ( rheed ). the rheed images and intesity oscillation are collected by computer system. it showed that the gasb film prepared in 400 was amorphous and it became monocrystalline when the temperature rose to 500. atomic force microscope ( afm ) was applied to analyse the surface morphology of the films which were grown in diffrent growth rates or substrate temperature. the analysis were compared to simulation results. the experiment results indicated it was easy to form clusters when the rate of growth is high or
此外，本文通過反射式高能電子衍射（ rheed ）監測了gasb外延薄膜的生長，利用rheed強度振蕩的計算機採集系統實現了rheed圖像和rheed強度振蕩的實時監測。實驗發現在400生長的gasb薄膜為非晶態，溫度升高到500薄膜轉變為單晶。利用原子力顯微鏡對不同生長速率和襯底溫度生長的gasb薄膜的表面形貌進行觀察分析，並與模擬結果進行比較。The degrees of crystallinity of pure ptfe under the different conditions of water cooling, air cooling and furnace - varying cooling were made comparison by xrd. the thermal stability of pure ptfe and solid lubricant was analyzed by dsc - tg ; the composition and valence state of elements in the surface of carbon fiber, solid lubricant before and after friction test and lubricant transfer film were characterized by xps ; the frictional property of solid lubricant was tested by pin and disk test rig. the frictional wear property of solid lubricant between embedded bearing sleeve and steel axle friction pair ring was tested by special simulate test machine, the hardness of solid lubricant was tested by pm ; the compression strength of solid lubricant was tested by material test machine
用sem表徵原料微觀結構、摩擦表面及潤滑轉移膜表面形貌：用xrd進行原料物相分析，及比較水冷卻、空氣冷卻、隨爐冷卻三種工藝條件下的純聚四氟乙烯樹脂的結晶度；用dsc - tg分析純聚四氟乙烯樹脂及固體潤滑劑的熱穩定性；用xps表徵碳纖維表面、固體潤滑劑摩擦前後表面、潤滑轉移膜表面的元素組成、價態變化；用銷盤式摩擦磨損試驗機對固體潤滑劑進行摩擦性能測試；採用專用的臺架模擬試驗機對固體潤滑劑鑲嵌軸承套與鋼軸摩擦副間的摩擦磨損性能進行測定；用萊次偏光顯微鏡（ pm ）測試固體潤滑劑的硬度；用材料試驗機測試固體潤滑劑的抗壓強度等。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。Presents the microstructure evolution in aluminum a nd copper after deformation by cold rolling in the strain range of 10 to 50 % red uction using tem and points out three types of dislocation structures are typica l and two of them are common for both materials and these two common types are f ound in non - cube grains and can be distinguished by crystallographic orientatio n of dislocation boundaries in the grains and the third type of structure is obs erved in cube grains, and concludes that grain orientation is important in deter mining the structure type but some other metallurgical parameters also have a ro le to play
採用tem對冷軋多晶銅與多晶鋁的形變顯微組織演變進行了對比研究.結果發現：多晶銅及多晶鋁形變顯微組織中均含有三類典型的位錯結構類型，其中的兩種結構特徵在兩種材料中是相似的，這兩種類型結構存在於非立方取向晶粒，可通過晶粒中位錯邊界的晶體學取向加以區別，另一類型結構存在於立方取向晶粒；晶粒的晶體學取向決定了其形變顯微組織類型，但其它冶金學因素對顯微組織也有影響The aging properties of lead metaniobate piezoelectric ceramics have been investigated. the result indicated that the additives accumulate in grain boundary caused the material having good aging properties
對偏鈮酸鉛壓電陶瓷的老化性能作了一些探討，實驗表明，摻雜改性后的偏鈮酸鉛顯微結構發生了變化，晶界處有雜質分凝使得該材料老化性能好。Determined by dsc. whereafter, the surface micro - morphology of both sides of tini sma thin film deposited on glass was investigated by atomic force microscope ( afm ), and the difference of morphology between the two sides is observed. it has been shown that, in the growing surface of sputtered tini film, the trend of grain to accumulating along the normal direction like a column is clearly observed, and the grain is very loose which resulted in more microcavities, but in the surface facing to glass substrate, grain is so compact that there are hardly microcavities
通過濺射法，在玻璃襯底上淀積了tini薄膜，並在600進行了真空退火， dsc法測得其馬氏體逆相變峰值溫度為75 ，利用原子力顯微鏡，對玻璃基tini形狀記憶合金薄膜的襯底面與生長面進行了表面微觀形貌分析，發現：生長面晶粒呈現出沿薄膜法線方向柱狀堆積的趨勢，晶粒緻密性差，微孔洞多；而襯底面晶粒緻密，幾乎沒有微孔洞存在。3. simpler microstructure and mechanical properties classification criterions have been established. if f1 3. 8, the grains must be large grains ; if 0 f1 < 3. 8, the grains must be medium grains ; if f1 < 0, the grains must be fine grains
由新的表徵變量建立了更簡單明確的顯微結構和力學性能分類準則：當f _ 1 3 . 8 ，則為粗大晶粒組織；當0 f _ 1 3 . 8 ，則為中等晶粒組織；當f _ 1 0 ，則為細晶粒組織。The results showed that the in - situ formed tibi particles which had a size of about 50nm, exhibited a homogenous dispersion in the copper matrix. moreover, the interface between the nanoscale particles and the copper matrix was clean, and there was no certain location relationship. due to their reinforcement, the tensile strength and hardness of the in - situ cu - tib _ 2 nanocomposite significantly improved
通過光學顯微鏡、 tem 、 xrd等對cu - tib2原位復合材料進行了金相組織、微結構分析，原位復合材料的鑄態金相組織中彌散分佈著團簇狀的tib2顆粒；形變態金相組織中tib2顆粒呈纖維狀排列； tem觀察表明：在基體內存在著尺寸約為50nm 、彌散分佈的tib2顆粒，且tib2顆粒與基體之間界面清晰，但由於tib2結構與銅晶體結構的差別較大， tib2顆粒與基體之間無固定的位向關系；納米tib對銅基體有良好的增強作用。Polymer networks have been produced in a variety of liquid crystal phases in cells without surface treatment. the liquid crystal / monomer mixtures are prepared using a ferroelectric liquid crystal and a diacrylate monomer. the polymerisation of the monomer is carried out by uv curing the mixture when it was kept in a specific phase which can be obtained by controlling the temperature of the ferroelectric liquid crystal. both the monomer and the polymer network will depress phase transition temperatures. the effects of the polymer network on the packing arrangement of the ferroelectric liquid crystal molecules are examined by means of optical microscopy. the molecular packing arrangement of the ferroelectric liquid crystal in a specific mesogenic phase is frozen on the formation of a polymer network in the ferroelectric liquid crystal in that phase. the existence of the diacrylate based polymer network can improve the electrooptical switching of the ferroelectric liquid crystal
在灌裝于未經表面處理的樣品盒內處于不同狀態的液晶中制備聚合體網路.液晶/單體混合物由鐵電液晶和雙丙烯酸單體製成.單體的聚合通過維持該混合物處在一定的液晶態的條件下經紫外線固化來完成.不同的液晶態可通過控制鐵電液晶的溫度來獲得.雙丙烯酸單體或聚合體網路的存在會導致鐵電液晶載體的相變溫度降低.通過光學顯微鏡可觀察聚合體網路對鐵電液晶分子組合排列的影響.結果發現:在某一液晶態中鐵電液晶分子的組合排列可被在該液晶態中聚合而成的聚合體網路所穩定，雙丙烯酸基聚合體網路的存在可改良鐵電液晶的電光開關特性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，運用主成分分析法（ 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方法（ mc ）進行自增韌si _ 3n _ 4陶瓷的晶體生長模擬，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。Changing the grading of sic particles not only affects the strength and pile density, but also modifies the phase compositions and microstructure of the material. with the reducing of sic particles, the strength of the material increases obviously. the nitrification scheme has the greatest influence on phase compositions and microstructure " of si3n4 ( si2on2 ) - sic, after two continuous nitrification reacting peak and short - time high - temperature treating, the best properties can be obtained ; and the residual strength of the composite is much higher after the thermal shock resistance test, which shows that the material possesses excellent thermal shock resistance
本論文較全面地探討促進強度和顯微結構良好的si _ 3n _ 4 （ si _ 2on _ 2 ）結合相的實驗條件，實驗數據顯示：引入適量的燒結助劑能夠促進si _ 3n _ 4 （ si _ 2on _ 2 ）的生成和晶粒的長大，而過量時，其促進作用反而下降；隨著si粉加入量增加，生成的結合相明顯增多，復合材料的性能顯著提高；改變sic顆粒級配不僅影響復合材料的強度與堆積密度，而且對復合材料的物相與顯微結構也有影響，隨著顆粒逐漸細化，材料的強度有較大的提高；對復合材料的強度、物相與顯微結構影響最大的是氮化制度，經過兩個氮化高峰連續的反應和短時間的高溫后處理得到的復合材料性能最好；通過抗熱震性能實驗后復合材料的殘余強度較高，顯示出較好的抗熱震性能。Also shown by afm images are the regular features of crystals and ordered crystal domains for the film grown on 200 substrates, the morphologies indicate a phase transition, which is clearly confirmed by contrast between ( 0, 0 ) and ( 0, 1 ) absorption features and the bathoshift of ( 0, 0 ) absorption peak corresponding to the temperature of the substrate
Afm圖像同時顯示，在200的襯底上生長的薄膜具有規則的晶體外型和有序排列的微疇，說明存在結晶轉變。 f - ptcdi薄膜的吸收光譜的（ 0 ， 0 ）和（ 0 ， 1 ）性狀的強度對比與紅移程度隨襯底溫度的變化清晰地表現出150到200之間存在一個相變， dsc測試說明該轉變是從低有序到高有序度的轉變。Vanadyl phthalocyanine ( vopc ) films prepared by vacuum deposition were annealed under magnetic field. uv - visible absorption results showed that the films annealed under magnetic field showed a q - band red - shift. x - ray diffraction study ( xpj ) ) indicated enhancement in diffraction intensity and shift of peak position
分析表明酞菁氧釩分子uv - vis吸收譜q帶峰值發生較大的紅移； xrd測試中衍射峰強度明顯增強，峰位變化，但峰寬變化不大；原子力顯微鏡（ afm ）分析發現晶粒大小無明顯變化。分享友人