晶體場理論 的英文怎麼說

中文拼音 [jīngchǎnglún]
晶體場理論 英文
crystal field theory
  • : Ⅰ形容詞(光亮) brilliant; glittering Ⅱ名詞1. (水晶) quartz; (rock) crystal 2. (晶體) any crystalline substance
  • : 體構詞成分。
  • : 場Ⅰ名詞1 (平坦的空地 多用來翻曬糧食 碾軋穀物) a level open space; threshing ground 2 [方言] (...
  • : 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...
  • : 論名詞(記錄孔子及其門徒的言行的「論語」) the analects of confucius
  • 晶體 : [晶體學] crystal; vitrella; crystal body; crystalloid; x-tal
  • 理論 : theory
  1. 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,對磁性材料的基礎,尖石、磁鉛石、石榴石三大系結構以及其工工藝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噸年鐵氧預燒料以及3000噸年中高檔磁件產品的可行性研究報告,從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。
  2. Through charoma theory and metal - bearing ores " color index analysis, the color of the turquoise is quantitated. crystal field spectra of cu2 + ion have been analysed and compared with the oretical calculations, the results show that the basic color of turquoise ( azure ) is related to the existence of cu2 + octahedron. in this charpter, quantum mineralogy theory is used in quantity

    通過吸收光譜實驗,利用量子礦物學的有關知識,對綠松石中銅離子的譜進行了計算,並利用晶體場理論解釋了綠松石吸收光譜,揭示了綠松石顏色形成的主要原因是聯系著譜的顏色:過渡金屬銅離子對綠松石的顏色起主要作用? ?決定了綠松石的基本色調(天藍色) 。
  3. The mechanism of index ellipsoid of linbo _ 3 crystal distorted with an external applied electric field by means of the electro - optic tensor as investigated. based on the operation principle of m - z waveguide, the operation mechanism of

    電光效應是從雙折射的折射率橢球出發,分析外加調制電通過電光張量對折射率橢球的影響,從而分析電光效應的機
  4. In this paper, in the course of studying the physical principles of electro - optics effect of bso, the characteristic of bso and ( the planar electric field image ) is analyzed thoroughly on the based of swing modulate theory

    文在對bso電光效應物的研究中,從的振幅調制出發,對bso特性以及bso內形成二維電圖像進行了深入的分析。
  5. Crystal field theory

    晶體場理論
  6. The judgment of the element to be zero in calculating the energy - hamiltonian - matrix in the crystal - field theory

    晶體場理論計算能量哈密頓矩陣中為零矩陣元的判別
  7. These particles will aggregate into a certain structure when the applied field yields a critical value. the other is fabricated from " half - metallic " oxides, i. e., ferromagnetic oxides which are predicted theoretically to be completely spin - polarized and really found experimentally to have very high spin - polarization. when a magnetic field is applied to half - metallic granular systems, the resistance will drop rapid and dramatically, which is called the extrinsic magnetoresistance effects in half - metallic granular systems

    在磁性材料中,亦有由在上具有完全的自旋極化率、在實驗中也被證實具有高自旋極化率的一系列半金屬氧化物材料構成的多、粉末等顆粒系,被發現能在外磁下發生顯著的電阻下降,即半金屬氧化物顆粒系中的外稟磁電阻效應。
  8. Accordingly, a new framework, which provides a common scheme for the numerical simulation on the macroscopic behavior of ferroelectrics though multi - scale analysis on the coupled thermo - electrics - mechanical behavior of multiphase in heterogeneous material, is induced to construct the effective constitutive equation of multiphase. in chapter four, based on the law of domain nucleation and domain wall motion of 1800 domain switching, a new scheme of domain switching and numerical simulation approach is put forward on the foundation of thermodynamics. driving traction, nucleation criterion, velocity of domain wall motion, kinetic relation and rate of domain switching in a single grain are given

    第四章以鐵電1800疇變的過程中形核規律和疇界運動規律的實驗觀察結果為基礎,根據熱力學建立鐵電疇變的框架和數值模擬方法;給出了單疇內疇變驅動力、新疇形核準則、疇界運動速度公式、疇變動力學的表達式,單的疇變速率公式;用細觀力學的觀點給出了對多鐵電耦合的有效性質進行包含疇變速率影響的多尺度分析方法。
  9. Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system

    該系統可通過沉積參數的精確控制,以控制沉積過程,減少金剛石膜生長過程中的缺陷,並採用光纖光譜儀檢測分析等離子的可見光光譜以監測微波等離化學氣相沉積過程;利用微波對材料的選擇加熱特性,通過構造等效方程,並首次將電磁攝動引入到mpcvd的基片加熱材料的設計中,建立了非均勻等離子溫度綜合模型、復合介質基片材料的復合溫度模型及復合介質材料溫度攝動模型,為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱材料的制備,並對基片加熱材料進行了設計和優選,以獲取大面積均勻的溫度區,甚至獲得大於基片臺尺寸的均勻溫度區;作為研究重點之一,開展了微波等離化學氣相沉積金剛石的成核與生長研究,系統地研究了在( 100 )單硅基片上mpcvd沉積金剛石膜的實驗過程中,基片預處、甲烷濃度、沉積氣壓、基溫度等不同實驗工藝參數對金剛石薄膜質量的影響,分別用raman光譜、 x射線衍射( xrd ) 、掃描電鏡( sem ) 、紅外透射光譜( ir ) 、原子力顯微鏡( afm )對薄膜進行了表徵,確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參數。
  10. The photo - induced phase transition of the different light intensities, photo - energies and directions of the polarized light is investigated. it suggested that the photo excites the down spin eg electrons and destroys the spin order system of the thin films. the relation between the he - ne laser reflectivity of the thin film, applied current and resistance was analyzed by the optics theory of solid state physics

    光子通過激發e _ g向下電子的躍遷,從而改變材料自旋極化方向,影響系的輸運行為;首次研究了cmr薄膜的激光反射率和偏置電流的關系,並用固光學對其定性分析,表明反射率的變化是由於電引起材料的格畸變,改變了極化率,從而導致材料的折射率和反射率發生改變。
  11. By sufficiently making use of the knowledge of the semiconductor, we have analyzed the transference and scatterance of the carriers as well as their emergence and being captured by disfigurement in crystal lattice from angles of crystal micro mechanism, the structure of the energy band and the crystal potential field

    本文充分利用半導的能帶,從薄膜結構、能帶結構和的角度,分析載流子的遷移、散射以及載流子的產生和結構缺陷對載流子的捕獲。
  12. The device structure and physical models of 4h - sic mosfet and mesfet are built and the properties are simulated with the use of medici software. the influence of the temperature and structure parameter on the device ' s properties is summarized indicates that no negative resistance exists in breakdown property and the breakdown voltage is up to 85v and 209v separately. the maximum power density of 4h - sic mesfet is as high as 19. 22w / mm. at the same time, the processes of sic field - effect transistor is studied and the fabrication processes suitable to sic mosfet are developed.

    文分析建立了4h - sicmosfet和mesfet器件的結構模型和物模型,採用二維器件模擬軟medici對4h - sicmosfet和mesfet的輸出特性進行了模擬分析,研究了溫度和結構參數對器件特性的影響,表明兩種器件的擊穿特性均沒有負阻現象,擊穿電壓分別達到85v和209v ,由此得到4h - sicmesfet最大功率密度可達到19 . 22w mm ;同時,研究了sic效應管的製作工藝,初步得到了一套製造sicmosfet器件的製造工藝流程,研製出了4h - sicmosfet器件。
  13. This paper shows the investigation on the magnetic properties of the single crystal ergag under high magnetic field by quantum theory, and gains the magnetic anisotropy. it is in good agreement with the result of the experiment. using quantum theory, taking the special microscopic structure of ergag into account, we calculate and analyse the splitting of the lowest level ( 4i15 / 2 ) according to the crystal field

    本文作者經過詳細推導和計算第一次用量子定量計算了磁作用下單ergag石榴石的磁特性,得出了在外磁下ergag石榴石在溫度4 . 2k時產生的與實驗基本吻合的磁性各向異性現象,利用量子,鑒于ergag的特定的微觀結構,計算基態( 4 ~ i _ ( 15 / 2 ) )能級在作用下的劈裂,得出由於ergag的順磁性,故其作用下的總磁矩應該為零。
  14. Hfets ( modulation doped ) : modfets ? basic device, theory. deep level problem ( transconductance collapse ) ; pseudomorphic solution. telecommunications applications ? key features : gain, bandwidth, linearly, noise

    調節摻雜效電-基本元件,。深能階問題(電導崩塌)與假方案。通訊應用-主要特點:增益,頻寬,線性度,雜訊。
  15. This article give some suggestion about mass - production of sapphire and china broad company becoming one of the largest production base in asia. it includes management experience, analysis about the market and the competitors and strategy about the future of the company. it gives strong support of the necessacity and fiseabilty of the project

    本文以項目建議書的形式,對華博公司擴大生產規模並建成亞洲最大的藍寶石生長和加工基地進行充分的證,既有對公司優勢劣勢的評估和公司建成兩年多來經營和管經驗的總結,也有對國際和國內的市情況、競爭對手的分析,更有對公司未來經營戰略的闡述。
  16. 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的結構和形貌研究表明,在輸運劑zn伽) 3c15的存在和本文實驗條件下, cvt氣相生長znse的機主要為二維成核與生長機, ( 111 )面為主要生長面,該結果為立方的奇異面生長提供了重要的實驗證據。
  17. The finite element method ( fe '. i ) is adopted to analyze the effects of the numbers of coil turns, current intensity and current frequency upon the rate of joule heat generation in details. the thermo - radiation analytical countermeasures of various types are adopted to carry out the numerical analysis of the effects of the crucible with different shapes and sizes and the blind holes with different depths opened in the tops of crucibles as well as coil positions upon the thermal field distribution whereby solving the main problem of field the thermo - field design of the induction - heating sic crystal growth system. a new combination idea of the thermo - field design obtained by means of the united design of the thermo - insulator and blind holes has been presented

    採用有限元分析方法對線圈匝數、電流強度、電流頻率等對焦耳熱產生速率的影響進行了詳細的分析討;採用不同的熱輻射分析策略,對不同坩堝形狀、坩堝頂部開設不同深度的盲孔以及線圈的位置等對熱分佈的影響進行了數值分析,解決了感應加熱碳化硅生長系統熱設計的主要問題,提出了通過絕熱層與盲孔的聯合設計獲得所需熱設計的思路,給出了根據軸向溫度梯度的波動對線圈位置實行動態調節以控制熱依據。
  18. In order to improve the properties of materials, one needs to understand the structural relationship between interface and matrix of the materials, such as interface atomic structure, misfit dislocation, chemical bond structure, stress field distribution, composition segregation etc. there are tremendous research works on the grain boundary and interface structures during last century and the sophisticated theory about grain boundary and interface, i. e. coincidence site lattice and 0 - lattice theories had been developed simultaneously

    眾所周知,材料的宏觀性質是由其微觀結構所決定的,因此,為了改善材料的宏觀性能我們有必要弄清楚材料的界面與基之間的結構關系,如界面的原子結構、失配位錯、化學鍵合、應力的分佈等等。在上世紀,人們已對界和相界面結構進行了大量的研究,同時,相關的如「重位點陣」和「 o -點陣」也發展成熟。
  19. The successful design of gsmb main board can not only establish theory and practice basis of designing server but also fill up the blank of no safety server based on domestic general cpu in our country in a long time. moreover, gsmb platform can provide north bridge, south bridge, soc ip core with a cross function hardware test circumstance, which can avail to develop chip groups of independent knowledge right, design all kinds of general cpu and high speed embedded cpu, strengthen market competitive ability, finish industrial develop of domestic cpu at an early date

    Gsmb的開發成功,不僅為服務器主板設計積累了和實踐基礎,而且填補了我國長期沒有基於國產通用cpu的安全服務器的空白,更可以為研製北橋ipcore 、南橋ipcore 、 socipcore提供一個可進行交叉功能驗證的硬平臺,以利於開發具有自主知識產權的元組、各種通用cpu和高速嵌入式cpu 、增強市競爭力、早日完成國產cpu的產業化發展。
  20. Secondly, the article begins with changing the original chip and selects a new type of chip, max1479, which has more emission power, constitutes a new communication protocol, and designs the circuit and program. in the end, this article analyses the influence of environment on the antenna. meanwhile, it also analyses characteristic of the antenna by using electromagnetic theory, and then designs a kind of inverted - f antenna

    其次,本文從射頻元改型入手,選用一款專用於汽車電子並具有更高發射功率的射頻元max1479 ,重新制定通信方案,設計硬電路並編程調試;最後,本文分析了環境因素對天線輻射的影響,應用天線和電磁對天線的特性進行分析,設計一種倒f型天線和螺旋天線相結合的天線結構,並用hfss軟和cst軟模擬。
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