立方晶體結構 的英文怎麼說
中文拼音 [lìfāngjīngtǐjiēgòu]
立方晶體結構
英文
cubic crystal structure- 立 : 動1 (站) stand; remain in an erect position 2 (使豎立; 使物件的上端向上) erect; stand; set up...
- 方 : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
- 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。
- 結 : 結動詞(長出果實或種子) bear (fruit); form (seed)
- 構 : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
- 立方 : 1. [數學] cube 2. [簡] (立方體) cube3. (立方米) cubic metre; stere
- 晶體 : [晶體學] crystal; vitrella; crystal body; crystalloid; x-tal
- 結構 : 1 (各組成部分的搭配形式) structure; composition; construction; formation; constitution; fabric;...
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Abstract : the effect of correction of self - consistent potential on electronic structure in simple cubic nanocrystal particles is calculated by means of the green ' s function method in the tight - binding approximation, taking only the nearest neighbor matrix elements into account. the numerical results show that the electronic energy spectrum is shifted, the chemical potential is not equal to the atomic energy level, the electronic density at each lattice point is changed, and the variation of electronic density at surface lattice point is the largest
文摘:在緊束縛近似下,只計及最近鄰的矩陣元,採用格林函數計算了自洽勢修正對簡立方納米晶體顆粒的電子結構的影響,發現電子能譜發生了移動,化學勢不等於格點原子能級,各格點的電子密度也發生了變化,其中以表面格點的電子密度變化最大。Finally, an amorphous structure is formed mainly with rhombohedral structures mixed up with clusters of cubic ( fcc, bcc ) and hcp structures
最後形成一種新型的以菱面體結構為主、夾雜著立方體、六角密集等團簇結構所組成的非晶態結構。Meanwhile, based on the magnetic material theory, a complete analysis and summary are carried out on the three crystal structure and technology theory ; especially the ingredient analysis is made on the microscopical morphology and x - ray diffraction and its mixtures existence and relevant metallurgy about the typical second resource such as coldrolling iron and oxide red, steelmaking sludge and feso4 based on the practeal investigation of the pre - burning materials in domestic products plant, especially the analysis on the domestic markets and components, and connecting with reality and material characters in panzhihua iron and steel ( group ) cmpany, we established the product orientation and developing direction in panzhihua iron and steel ( group ) company ; after carrying out the technology reform on the old no. 1 magnetic product plant of enterprise company, making a detailed study on the various conditions for establishing a plant, the feasible research report is formed of 1400 tons ( per year ) feo preburning material and 3000 tons ( per year ) middle and high quality magnetic products ; so a necessary and reliable supports are provided both theoretically and practically for the development of the magnetic industry in panzhihua iron and s teel ( group ) cmpany
同時,對磁性材料的理論基礎,尖晶石、磁鉛石、石榴石三大晶系結構以及其工工藝理論進行了較為全面的歸納、分析和總結;尤其針對攀鋼產生的二次資源如冷軋鐵紅、煉鋼污泥、硫酸亞鐵等三種典型原料分別作了成分分析、微觀物理形態以及x光衍射分析、其夾雜物的存在形式及相應的金相分析。對國內鐵氧體磁性材料的預燒料及磁件生產廠家的工藝、設備、技術、成本、質量狀況進行了實地的調研,特別是對國內磁性材料的市場及競爭對手進行了詳盡的分析,在此基礎上,結合攀鋼實際及原料特點確立了攀鋼發展磁材產業的產品定位及發展方向;對企業公司原有磁件一廠進行了技術工藝改造,對建廠各項條件進行了詳細的分析,形成了了年產14000噸年鐵氧體預燒料以及3000噸年中高檔磁件產品的可行性研究報告,從理論上和實踐上為攀鋼磁性產業的發展提供了必要的可靠的依據。Cadmium zinc telluride ( cd1 - xznxte or czt ) single crystal is one of the three element compound semiconductor materials with great performances used for the detection of x - ray and gamma - ray at room temperature
碲鋅鎘( cd _ ( 1 - x ) zn _ xte ,簡寫czt )單晶體是一種性能優異的三元化合物半導體室溫核輻射探測器材料,具有閃鋅礦型的面心立方結構。A hexagonal crystal, one of the three known structures iron can take, is different from the cubic crystalline structures iron takes at the planet ' s surface
六邊形的水晶,能夠得到的熟知的三結構鐵,不同於從地球表面獲得的立方體水晶的結構鐵。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 crystal structure has each atom surrounded by eight nearest neighbors which lie at the corners of a cube.
其晶體結構是每個原子都被8個最鄰近的原子所包圍,它們分別位於立方體的各個角上。As the only one among nearly 200 polytypes of different crystalline sic, which has a cubic crystalline structure, p - sic is an excellent candidate for fabrication of high power devices because of its high values of saturated electron drift velocity and electron mobility in comparison with the other sic polytypes
碳化硅是碳化硅近200種不同結晶形態中唯一的純立方結構晶體,載流子遷移率高,電子飽和漂移速度大,更適合於製造電子器件特別是電力電子器件之用。The phase structure, the lattice constant, crystal grain diameter of the samples was obtained by the x - ray diffractions ( xrd ) spectra. their relations are showed respectively. influence of grain size on the lattice constant of several kind of phase structure was studied theoretically by interaction energy between atoms in nanocrystallites
其次,從結合能的角度出發,研究了nacl結構和cscl結構的離子晶體,面心立方( fcc ) 、體心立方( bcc )金屬晶體以及簡立方( scc ) 、面心立方( fcc ) 、體心立方( bcc )結構分子晶體的晶粒線度對晶格常數的影響。The x - ray diffraction ( xrd ) spectra indicate that the ceo2 nanowires are cubic crystalline structure
用x射線電子衍射觀察了ceo :納米線是立方晶體結構。The physical model, configuration and function are introduced in this paper. in addition, molecular dynamics modeling of radiation collision cascades course in copper is carried out. some exciting results are obtained
本文介紹了它的物理模型、程序結構和功能等,並且以面心立方晶體銅為例進行了輻照碰撞級聯過程的分子動力學模擬,得到了令人滿意的模擬結果。Abstract : the light atom imaging method in high resolution transmission electron microscopy ( hrtem ) and its application in crystal structure analysis for a series of metastable oxides of copper, nickel and silver is described. the idea stemming from this method has been extended to show the possibility of observing surface structure in a series of rather thick films with the hrtem plan - view imaging mode
文摘:介紹了利用高分辨電子顯微學進行晶體結構分析的一種方法輕原子成像法的建立過程及其在銅、鎳、銀等金屬的初期氧化(硫化)產物結構分析中的應用.介紹了利用輕原子成像法的思想解決厚膜上觀察表面結構的可能性問題的新進展According to the raman selection rule and the pl measurement, it is reasonable to evaluate the quality of galnp / algalnp mqw by analyzing the relative intensity ratio of a1p - lo / to. ( 4 ) a new modified random element isodisplacement ( mrei ) model is set up to calculate the dependence between the long - wavelength optical phonon frequencies and the composition of iii - v - type ab1 - xcx mixed crystals. the second neighbor force constants are still assumed to be a linear variation with the composition, but the two first neighbor force constants can be evaluated to be a negative exponent variation with the composition, using the overlapped repulsive potential of the ion crystal combination
通過實驗我們找到了在這些結構參數上生產gainp algainpmqw的較理想的結果; ( 3 )首次用喇曼( raman )散射方法研究了常溫下的gainp algainp多量子阱結構,除了指認出喇曼光譜中各光學聲子模外,還結合樣品光致發光譜的測量結果,分析發現喇曼光譜中alp - lo to的相對強度比可以在一定程度上評定晶體gainp algainpmqw的生長質量; ( 4 )在修正的隨機元素等位移? mrei模型的基礎上建立了一個新模型,計算了ab _ ( 1 - x ) c _ x型?族半導體混晶的長波長光學聲子模頻率的組分變化關系。Then, based on the latest high - resolution, three - dimension crystal structure of kcsa potassium channel, a three - state hopping model is established to study permeation of an open - state potassium channel. breaking through other theories, we innovatively choose the master equation to characterize the dynamics of the system and educe the results according with experiments and the study of the others
其次基於最新的kcsa鉀離子通道高解析度的三維晶體結構,建立了一個三態跳躍模型來研究kcsa鉀離子通道的通透性,並且首次應用主方程方法描述它的動力學特徵,取得了與實驗和他人的研究相吻合的結果。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。Lanio3 ( lno ), as a desirable candidate for electrode materials, has a pseudo - cubic perovskite crystal structure with a lattice parameter of 3. 84
作為一種合適的侯選電極材料, lanio3 ( lno )的晶體結構是一種贗立方的鈣鈦礦結構。The study on the structure and micromorphology of two znse monocrystal indicated that the growth mechanism of znse monocrystal via vapor is two - dimension nucleation and growth, and ( 111 ) face is the mainly appearing face. the results provide an important experimental evidence for the growth theory of singular face. ultrafast nonlinear optical properties of as - grown znse single crystals were investigated by femtosecond pulses
兩種方法生長znse體單晶的結構和形貌研究表明,在輸運劑zn伽場) 3c15的存在和本文實驗條件下, cvt氣相生長znse的機理主要為二維成核與生長機理, ( 111 )面為主要生長晶面,該結果為立方晶體的奇異面生長理論提供了重要的實驗證據。As - grown pmnt single crystal were pure perovskite structure and regular pseudo - cubic while pznt showed an arrow - head shape with the formation of pyrochlore phases. 3. processing conditions were optimized in order to increase the size and yield of perovskite crystals by a high temperature flux solution method
制備pmnt單晶時均生成純立方鈣鈦礦相結構,無焦綠石相產生,晶體幾何外形多為規則的立方結構;制備的pznt單晶材料形狀不規則,呈箭頭狀,且伴隨有焦綠石相生成,因此純相的pznt單晶材料較pmnt晶體更難合成。There are some creations in this paper. first, the relationship among the physical property, crystal structure, preparation method and doping content is established to be a parabola equation. the extreme value of this equation determines the optimum doping content
本論文工作的創新點在於:從半導體發光材料的晶體結構出發,建立起材料的物理性能、晶體結構中原子配位數、最佳摻雜含量和制備方法之間的關系,歸納出材料摻雜的最佳摻雜含量的理論表達式。The third chapter analyzes the process of translating the system performance to the system architecture based on the hierarchy design flow, and then, presents the method and the result of the system partition from different views such as : the oppositely absolute processing modules, convergent controllability, the simple and similar interfaces
第三章,基於層次化的結構設計流程,對本通道接收晶元從系統性能的定型到晶元總體結構的實現進行分析,提出了系統劃分的方法及其結果,劃分后的系統結構具有各個模塊數據的處理相互比較獨立、便於集中控制以及各個模塊間介面簡單且相似等特點。分享友人