結晶學原理 的英文怎麼說

中文拼音 [jiējīngxuéyuánlǐ]
結晶學原理 英文
fundamental of crystallography
  • 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
  • 學 : Ⅰ動詞1 （學習） study; learn 2 （模仿） imitate; mimic Ⅱ名詞1 （學問） learning; knowledge 2 （學...
  • 原 : Ⅰ形容詞1 （最初的; 原來的） primary; original; former 2 （沒有加工的） unprocessed; raw Ⅱ動詞（原...
  • 理 : Ⅰ名詞1 （物質組織的條紋） texture; grain （in wood skin etc ） 2 （道理;事理） reason; logic; tru...
  • 結晶 : 1 （析出晶體） crystallize2 （晶體） crystal 3 （成果） crystallization; fruit; product; quintess...
  1. The structures and characteristics of several graphite samples are measured by means of powder x - ray diffraction ( xrd ), brunauer - emmer - teller ( bet ) surface area measurement, inductively coupled plasma ( icp ) spectroscopy, particle size analysis and electrochemical measurements. the effects of origin, structure, impurity, particle size, specific surface area of carbon materials on the electrochemical characteristics are studied. a synthetic graphite with abundant resources, low cost and favorable performance is determined as the raw material for modification of graphite

    採用xrd 、 bet 、 icp 、激光粒徑分析及電化學性能測試等方法，對國內外多種典型石墨樣品的結構與性能進行比較，研究石墨材料的來源、晶體結構、雜質含量、顆粒大小、比表面積等因素對其充放電性能的影響，確定一種性能較好、價格低廉、來源廣泛的普通人造石墨粉作為熱處理與摻雜改性、以及復合結構炭材料研究的原材料。
  2. In this paper, the flow pattern defects ( fpds ) were revealed by secco etchant and their shape, distribution on wafer and tip structure were studied in details by optical microscope and atomic force microscope ( afm ). the relationship between etching time and the tip structure of fpds was also discussed. furthermore, by studying the effect of rapid thermal annealing ( rta ) on the density of fpds in ar, the annihilation mechanism of fpds was discussed in this paper

    本文將cz硅單晶片在secco腐蝕液中擇優腐蝕后，用光學顯微鏡和原子力顯微鏡對流動圖形缺陷（ flowpatterndefects ， fpds ）在矽片中的形態、分佈及其端部的微觀結構進行了仔細地觀察和研究，並討論了腐蝕時間對fpds缺陷端部結構的影響；本文還通過研究ar氣氛下快速退火（ rapidthermalannealing ， rta ）對fpds缺陷密度的影響，初步探討了fpds的消除機理。
  3. 3. the principle of the interleaver based on the interference of polarized light is analyzed theoreticallyand the interleaver architecture of this kind is presented. a 50ghz interleaver is designed and the two series of interleaved spectrum like cosine function is obtained experimentally ; by using the tandem of two birefringent crystals with different optical path difference, we get the flattop spectrum

    3 、分析了pbi型interleaver濾波器的基本原理，給出了一種pbi型interleaver濾波器結構；設計了50ghz光學梳狀濾波器，實驗得到了該器件兩組交錯分波類餘弦輸出光譜；採用不同光程差的晶體級聯方案，實現了輸出光譜平頂化。
  4. Abstract : starting from the crystal structural characteristics and through the theoretical calculation of the chemical bonds of diasporite and kaolinite structures and the study of the flotability of the flotation systems of anionic collector ( sodium oleate ) and cationic collector ( dodecylamine ), the relationship between the crystal structural characteristics and the flotability of diasporite and kaolinite and the main causes for the difference in their flotability are analysed by the crystal chemical theory of minerals

    文摘:從一水硬鋁石和高嶺石的晶體結構特徵出發，通過對一水硬鋁石和高嶺石結構中化學鍵的理論計算及陰離子捕收劑（油酸鈉） 、陽離子捕收劑（十二胺）浮選體系中可浮性的研究，採用礦物晶體化學理論分析了礦物晶體結構特徵與可浮性之間的關系，以及產生一水硬鋁石和高嶺石可浮性差異的主要原因。
  5. According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d

    本文首先介紹了ld泵浦nd ： yag激光器的發展狀況、主要特性及其應用，從四能級速率方程出發，推導了ld泵浦nd ： yag激光器的閾值、輸出功率和斜效率的表達式，並簡述了激光器的工作原理、結構型式和倍頻方法；其次，以空間相關的速率方程為基礎，提出了ld端面泵浦nd ： yag激光器的設計方法，給出了一定泵浦耦合方式下，振蕩光模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光焦斑位置等參數的選取依據，以此為依據，設計了自聚焦透鏡耦合小功率ld泵浦nd ： yag激光器和透鏡組耦合高功率ld泵浦nd ： yag激光器，對激光器的輸出功率和功率穩定性等特性進行了實驗研究；再次，在帶尾纖輸出的高功率ld泵浦nd ： yag激光腔內插入一隻空液晶盒，觀察到了激光器以單縱模運轉；最後，根據泵浦光焦斑端面位置對激光輸出功率的影響規律，提出了ld端面泵浦nd ： yag激光位移傳感新方法，並進行了理論和實驗研究，研究結果表明：當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時，激光輸出功率的自然指數與泵浦光焦斑的縱向位置成高斯變化規律，測量范圍和靈敏度依賴于泵浦功率，隨著泵浦功率的增加，測量范圍擴大，靈敏度提高，當端面泵浦功率為7 . 24w （最大輸出功率為1 . 926w ）時，激光位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  6. Main curricula : thermodynamic of material, crystal structure and the technology of x - ray, the principle of the solid state phase transition, the force behavior of material, metal material science, surface engineering, mate and engineering, the application of computer in material science

    主要課程:材料熱力學，晶體結構和x射線學，固態相變原理，材料力學性質，金屬材料學，表面工程，材料成型原理與工藝，計算機在材料科學中的應用
  7. The electrochemical impedance spectroscopy of nickel electrodeposition indicates that nickel electrodeposition occurs in two steps, the medium frequency inductive loop is ascribed to the relaxation of the electrode coverage by an adsorbed intermediate such as niohads, the low frequency capacitive loop may be due to the inhibition of nickel electrodeposition by adsorbed hydrogen. the mechanism and equivalent circuit of nickel electrodeposition were proposed on the basis of the analysis of electrochemical impedance spectroscopy

    不銹鋼電極上電積鎳的電化學阻抗行為表明氨絡合物體系鎳電沉積過程是二次放電過程，中頻感抗弧是由於中間吸附產物nioh _ （ ads ）的弛豫現象引起，低頻容抗弧可能是由於吸附氫原子對鎳結晶的阻滯作用引起，依據實驗結果提出了氨絡合物體系鎳電沉積的反應機理和等效電路模型。
  8. Recent years, the using of piezoelectric sensors becomes a focus in novel biosensors research. the basic principle is that the characters of its oscillation are highly responded with the changes of the surface mass adsorption, or the physic characters in the reaction system including density, viscosity, conductivity and so on. a piezoelectric biosensor with a nanogram sensitivity could be constructed through a reasonable biological processing and structure designing to the piezoelectric quartz crystal

    近年來，壓電傳感器檢測技術逐漸成為生物分析中的研究熱點，其基本原理是利用石英晶體振蕩特性對石英晶體表面質量負載（質量效應）和反應體系物理性狀如密度、粘度、電導率（非質量效應）等的改變具有高度敏感的特性，通過對石英晶體進行適當的生物學處理和結構設計，構建出具有具有ng級檢測能力的生物傳感器。
  9. Thus mechanical properties, heat resistance properties and solvent resistance properties of pu are greatly enhanced. crystal forms of composite materials, surfacial reactivity and adsorption assemble properties of zeolite are discussed in this paper by means of xrd, ftir and tg etc. the test results of xrd prove that mmt can be exfoliated into nanocomposites in pu / mmt, while zeolite keep its original crystal structure in pu / zeolite. the spectras of ftir prove that tdi can graft on the surface of the zeolite

    Xrd測試結果證實了有機蒙脫土在聚氨酷體系中能夠剝離成納米粒子，而聚氨醋/沸石分子篩復合材料中分子篩仍保持原來的晶型結構; ftir譜圖驗證了異氰酸酷（ tdi ）可太原理工大學碩士學位論文摘要與沸石分子篩表面的硅經基進行接枝反應形成穩定的化學鍵;而tg分析結果則進一步證實了分子篩的穿孔機理。
  10. Sbn has currently being investigated as a potential material for many microdevice applications such as pyroelectric infrared detectors, electrooptic modulators, dram, etc. with the rapid development of the optical communication industry, especially the development of integrated optical devices, a successful hetero - epitaxial growth of the film on si substrate is necessary which can reduce loss in the waveguide effectively

    隨著光通訊產業的迅速發展，特別是集成光學的發展，迫切需要在硅襯底上生長擇優取向性好的鈮酸鍶鋇晶體，來有效地減少光在波導結構中的損耗。本論文探討了sbn薄膜的溶膠-凝膠（ sol - gel ）生長技術及其原理。
  11. Regard how to structure the control system of sensorless bldcm with dsp - tms320f240 as the centre in this paper, the detailed argumentation course of the motor startup, bemf terminal voltage measurement and control strategy is given out, give and pay concrete details for the software and hardware realization and experimental result. in order to treat the bldcm control system with dsp clearly, the full paper divides into six chapters altogether : chapter one, introduceing the development course, the structure characteristic and operation principle, etc. of bldcm in the introduction ; chapter two, directed against the startup issue of bldcm, the chapter give and publish the rotor measure pulse orients technology for motor startup in detail ; chapter three, proceed with mathematics model of the bldcm, expounding the control schemes ; chapter four, two important devices introducing : dsp ( 240 tms320f ) and power invertor control chip ( ir2131s ) ; chapter five, give and publish the detail of hardwares of control system ; chapter six, by ccs ide of ti, realize the control schemes in the front chapters with software, offere the procedure flow chart of main subroutine and some key place of programming, the experiment result in addition

    全文共分六章：第一章、緒論中介紹了bldcm的發展歷程、電機本身的結構特點和工作原理等；第二章、針對五位置傳感器bldcm的起動問題，文中詳細給出了檢測脈沖轉子定位起動技術；第三章、從電機的數學模型入手，詳細論述了反電動勢端電壓法和系統的控制策略；第四章、介紹了硬體實現中的兩個重要器件： dsp （ tms320f240 ）和功率管逆變器控制晶元（ ir2131s ） ；第五章、詳細給出了控制系統的硬體實現細節；第六章、利用ti提供的ccs集成開發環境，將前面章節的控制方案用軟體加以實現，給出了主要部分的程序流程圖和一些編程要點以及實驗結果。
  12. The contrast experiment of chemistry reducing process and hydrothermal treatment were studied. the results showed that the crystallinity of copper powders prepared by hydrothermal method clearly increased, and the grain size distribution became narrow comparing with the copper powder prepared by reducing process

    通過化學還原法與水熱法制備銅粉的初步對比試驗，證明水熱處理過的銅粉粒度分佈變窄，結晶度提高，從而具備了還原法所不能比擬的優良性能。
  13. In this paper, molecular dynamics simulation is carried on the nanometric cutting of defect - free monocrystalline silicon. based on simulations, a reasonable explanation is given to the forming mechanism of chip and surface machined in the cutting process of monocrystalline silicon. moreover, the feasibility of brittle - ductile transition of monocrystalline silion is studied with the method of first principle stress

    對內部無缺陷的單晶硅的納米切削過程進行了分子動力學模擬.通過模擬結果，對單晶硅納米切削中的切屑形成過程和加工表面的形成過程做出了合理的解釋.並用第一原理應力計算方法對單晶硅納米切削過程中的脆塑轉變的可行性進行了研究
  14. And after the structure simulated by the aid of the finite element method ( fem ) software ansys, the optimal parameters are approached. a mems micro force sensor suitable for the microgripper is achieved which is based on piezoresistance effect of semiconductor. the operating principle of micro force sensor is presented, and modeling, analyzing the structure, achieving the best parameters

    為滿足微夾持器的需要，設計了半導體壓阻式mems微力傳感器，分析了微力傳感器的工作原理，對其結構形式進行了建模、分析，求取了結構的最優參數;給出了壓阻式傳感器的基本設計原則，選擇了合理的材料，以力學分析為根據，確定了力敏電阻條的位置，並對電阻條進行了設計，介紹了微機械製作技術，給出了傳感器晶元制備流程。
  15. Through the analysis of the evolution of the microstructure, the honey comb at the grain boundary and the pool in the grain, furthermore according to the phase change thermodynamic and kinetics, the conclusions of the globalization mechanism and the reheating parameters were drawn as follows. 1

    通過對半固態再結晶和半固態熔化過程中的組織轉變、晶界蜂巢及晶內液池現象的分析，結合相變熱力學和動力學原理，提出sima法制備鎂合金半固態球狀化組織的形成機制及工藝參數。
  16. In this thesis, detailed description was given of the structure and operation of the novel znsxse1 - x visible blind uv - lclv. the opto - electronic requirements of znsxse1 - x photosensor for the device were derived and discussed from the uv - lclv electrical model and equivalent circuits. the pre - growth treatment of ito coated glass is essential for achieving high quality znsxse1 - x thin films

    本文討論了這種zns _ xse _ （ 1 - x ）光盲紫外液晶光閥的結構和工作原理，並通過對器件電學模型的分析，導出為使器件正常工作， zns _ xse _ （ 1 - x ）光敏層必須滿足的結構參數和光電特性要求。
  17. Tb doped pt thin films with highly ( 100 ) orientation were prepared. rapid thermal annealing process was used to supply enough energy for the movement of the atoms. so perovskite phase began to form at ( 100 ) orientation which had the lowest surface energy

    研究發現， pt / tb薄膜系統為非均相成核，利用快速熱處理工藝可控制原子以高能量遷移，使鈣鈦礦結構晶體以表面能最低的（ 100 ）晶面在薄膜生長方向上結晶生長， pt / tb薄膜出現了（ 100 ）晶浙江大學碩士學位論文面的擇優取向。
  18. ( 2 ) the characters of the signal for the low voltage electrophoresis chip, signal processing theory such as the nyquist theory, fft, fir filter and the wavelet have been discussed after the learning of low voltage electrophoresis theory and the analyzing of the low voltage electrophoresis chip

    2在深入了解重慶大學微系統研究中心研製的低電壓分離電泳晶元結構、原理、信號檢測方式的基礎上，分析了毛細管電泳晶元信號特點以及相關的數字信號處理方法（奈奎斯特抽樣定理、傅立葉變換、有限長單位沖激響應（ fir ）濾波器、小波變換） 。
  19. The thesis is composed of 9 parts : the background, significance, main topics and innovations in the thesis are introduced in chapter 1 ; in chapter 2, the main function and performance of interface circuits are described from the view of system by using the example of gigabit ethernet ' s transceiver ; the transmission media ' s frequency characteristics and model are analyzed for the high - speed data transmission system in chapter 3 ; the line driver is presented in chapter 4 ; the equalization principles for high - speed data transmission system are introduced in chapter 5 ; a novel adaptive equalizer for 1000base - cx transceiver is presented in chapter 6 ; in chapter 7, a fixed equalizer for 2. 5gbps transceiver is described ; in chapter 8, layout design and measured results are discussed ; at last, the conclusions are drawn in chapter 9. during period of finishing the thesis, i read lots of literatures about the interface circuits in high - speed data transmission system, studied their principles and design techniques, and designed : 1 、 the line driver for 2. 5gbps baseband copper cable transceiver ; 2 、 the fixed equalizer for 2. 5gbps baseband copper cable transceiver ; 3 、 the fixed equalizer for 1. 5gbps sata ( serial at attachment ) transceiver ; 4 、 an adaptive equalizer for 1000base - cx transceiver

    論文由9部分組成：在第一章引言中介紹了論文的背景、意義、國內外研究現狀，以及論文的主要內容和創新；第二章以千兆位以太網為例，從系統的角度介紹了高速數據傳輸系統介面電路的主要功能和性能指標；第三章分析了高速數據傳輸系統的傳輸介質的頻率特性和模型；第四章描述了線驅動器的設計原理及其電路實現；第五章描述了高速數據傳輸系統的均衡原理；第六章描述了適用於1 . 25gbps基帶銅纜收發器系統的自適應均衡器的設計原理和電路實現；第七章描述了適用於2 . 5gbps基帶銅纜收發器系統和1 . 5gbps串列硬盤介面（ sata ）收發器系統的固定均衡器的設計原理及其電路實現；在第八章中分析了電路的版圖設計及晶元測試結果；最後，第九章總結了全文。在完成論文期間，查閱了大量的有關高速數據傳輸系統介面電路方面的文獻，較系統地學習了線驅動器、傳輸線和均衡器等方面的理論知識和電路設計原理，設計了用於： （ 1 ） 2 . 5gbps基帶銅纜收發器系統的線驅動器； （ 2 ） 2 . 5gbps基帶銅纜收發器系統的固定均衡器； （ 3 ） 1 . 5gbpssata系統的固定均衡器； （ 4 ） 1 . 25gbps基帶銅纜收發器系統的自適應均衡器。
  20. And we did the theoretical analysis with lcd cell to achieve the phase distribution of coe. that will bring reference meaning to the designation of the computer optical elements. in chapter 5 we proved the accuracy of the design theories and the theoretical deduces through the experiments with film and general lcd cell

    文中對上述兩種設計理論得到的模擬結果進行了比較，得出有一定參考價值的結論，隨后對利用液晶相位改變原理實現之前設計的相位分佈進行了理論和實驗的探討，對今後設計計算機光學元件具有參考性意義。
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