self-consistent field 中文意思是什麼

self-consistent field 解釋
自洽場, 自協場
  • self : n (pl selves )1 自己;自身;本身;【哲學】自我;我。2 本性;本質。3 私利;私心,私慾。4 〈俗〉...
  • consistent : adj. 1. 一致的,協調的,相容的,不矛盾的 (with); 首尾一貫的。2. 言行一致的;堅定的,有操守的。3. 堅實的,密實的,稠的,濃厚的。adv. -ly
  • field : n 菲爾德〈姓氏〉。n 1 原野,曠野;(海、空、冰雪等的)茫茫一片。2 田地,牧場;割草場;〈pl 〉〈集...
  1. The procedure for calculating the gi's is called the hartree self-consistent-field method.

    計算這些gi的步驟叫做哈特力自洽場法。
  2. For the first time, the unified " hot " dispersion equation which can be used to analyze structures with different groove profiles is obtained by means of an approximate self - consistent field - theory

    採用近似自洽場論的方法,首次得到了適用於分析不同螺旋槽結構的統一的「熱」色散方程。
  3. 4. the " hot " dispersion equation of the coaxial ridge - disk - loaded cylindrical waveguide twt with an annular electron beam can be firstly obtained according to self - consistent field theory

    四、引入薄環形電子注,首次建立了脊加載同軸膜片圓波導的注波互作用線性理論,得到小信號條件下的色散方程。
  4. The basic principle, main properties, typical parameters, technical characteristics and general situation of klystron are introduced. the electron beam prebunching in the modulated cavity and shift tube of relativistic klystron amplifer ( rka ) is studied analytically, a self - consistent equation of radiation generated by the prebunched electron beam in the radiation cavity is derived using the field method of particle ? wave interaction instead of the electrical circuit method, and in terms of it, the gain in the linear regime calculated, a field analysis method is proposed. the theory analysis shows that the characteristic parameters, such as resonance frequency, real part of gap - impedance, external quality fadtor in all kinds of klystron output circuits including single - beam, multi - beam, single - gap, multi - gap, single - beammulti - gap, multi - beam multi - gap klystron output circuit, can be calculated by the field analysis method

    本文系統的介紹了速調管的工作原理、主要特點、發展概況、主要性能指標和技術特點,解析的研究了電子束在相對論速調管放大器的調制腔和漂移管中的預群聚;用粒子波互作用的場方法導出了在輻射腔中預群聚電子束產生輻射的自洽方程,同時對線性區的增益進行了計算。理論分析表明,場分析法可用於計算單注單間隙、多注多間隙、單注多間隙和多注多間隙速調管輸出迴路的諧振頻率、間隙阻抗實部和外觀品質因數等特性參數。
  5. Depending on how the ground surface is denuded, the feature of the current crustal stress field and rock stress environment can be calculated analyzing the result in this paper : by analyzing the recovering feature of the elastic deformation of the rockmass in unload - stage under various pressures, it has been found there is close relationship between the recovering degree of the elastic deformation of the rockmass and the unloading degree of the pressure the direction of the major principal stress in the crustal stress field is not consistent with the direction of the crushing stress regional tectonics borne during the last tectonic movement. the evolving degree of the regional geomorphology evidently affects the current crustal stress field, which changes from the self - weight stress field to the horizontal stress field, with the changing of the eroding degree of the regional geomorphology ranging from valley area to hilly country to flat country. in valley area, where there is two stress belts, the bankslope s tress belt and the self - weight stress belt within the mountain. the direction of the major principal stress is nearly parallel to the ground surface and inclines towards the valley in the bankslope stress belt. it is nearly vertical in the self - weight stress belt

    通過本文的研究成果,根據區域性地貌的演化特徵,我們可以大致地對現今地應力場進行判斷:在分級卸荷條件下,巖體中彈性變形的恢復具有明顯的規律性,這種規律對于研究地應力場的演變是有幫助的;地應力場中最大主應力方向與區域構造形跡在最近的構造運動中所受區域性擠壓應力的方向無明顯的對應性;區域性地貌形態的演化程度對現今地應力場的特徵具明顯的影響,隨著區域性地貌侵蝕程度由峽谷區、丘陵區、平原區的變化,現今地應力場特徵由自重應力場、水平應力場為主含少量自重應力場特徵向水平應力場的規律變化;在峽谷區,山體中具有兩個應力帶:自重應力帶和卸荷應力帶,最大主應力方向在卸荷應力帶中近平行於坡面並傾向于河谷、在自重應力帶中近於直立;根據原始地面遭剝蝕的程度,可以大致地估算最大主應力和中間主應力的量值和方向;在丘陵區和平原區,最大主應力的方向近於水平,並與附近區域性侵蝕盆地和河流的展布方向基本平行,根據原始地面遭剝蝕的程度,可以大致估算其最大主應力的量值;根據區域性地貌形態的特徵來分析工程區的現今地應力場特徵,並進而大致了解巖石的應力環境,這種分析方法得出的結論與許多實際的地應力測試成果基本一致,對于大型水電工程地下廠房和壓力隧洞的設計是有所幫助的。
  6. Based on the self - consistent nonlinear theory of complex cavity gyrotron with gradual transition, a simulation code of self - consistent nonlinear beam - wave interaction has been made, in which the multiple modes interaction with an electron beam and the mode coupling are taken into account. the interaction between the electron beam and hsn - h521 rf field for third - harmonic gyrotron is simulated. the influences of the thickness and the velocity spread and the velocity ratio of the electron beam and the fluctuation of the magnetic field and the technologic errors of complex cavity on the multi - modes interaction with an electron beam are analyzed

    二、在漸變復合腔迴旋管多模自洽非線性理論的基礎上,編制了高次諧波漸變復合腔迴旋管多模注?波互作用自洽非線性模擬軟體,並對8mm波段三次諧波漸變結構復合腔迴旋管的注? ?波互作用進行了大量的自洽非線性數值模擬計算與研究,進而分析了電子注的厚度、速度零散、速度比值、磁場波動、腔體尺寸的加工誤差等等多種因素對互作用效率的影響。
  7. With the finite - difference method, self - consistent solutions for the possion ' s equation, injected current density, carrier concentration, optical field and thermal conduction equations have been realized to study the thermal - field properties, the coupling of electricity, thermal and optical - fields, and the influences of n - dbr and double oxide - confining regions on the characteristics of vcsels

    本文建立了一個直接耦合的準三維理論模型,通過有限差分法求解泊松方程、載流子擴散方程、熱傳導方程和光場方程的自洽解,研究了vcsel的熱場分佈特性,並實現了電、熱和光場的耦合,同時考慮了n - dbr及雙氧化限制層對vcsel特性的影響。
  8. The linear theory of the coaxial disk - loaded cylindrical waveguide twt is built and the dispersion equation with an annular electron beam of this twt is obtained according to self - consistent field theory and the field matching method. the computation results of the hot dispersion equation indicate the relations between the electron beam parameters and the small signal gain

    利用自洽場理論以及場的匹配方法,推導出此結構在小信號條件下的熱色散方程,討論了電子注參量和慢波系統幾何參量與小信號增益和色散的關系。
  9. So, in order to explain the experimental results and design strong two - photon absorption molecules, solvent effects must be considered. new theoretical models for calculations of solvent effects must be developed. the solvent effects are carried out by the self - consistent reaction field theory with the polarizable continuum model in this work

    因此,為了解釋實驗結果和合成雙光子吸收特性強的分子,必須考慮溶劑的影響,這就需要人們發展新的理論模型來計算溶劑效應。
  10. Since the concept of superlattice was proposed, vertical transport in superlattice has been investigated widely. the electric field domains and current self - oscillations which result from sequential resonant tunneling between different subbands of the superlattice are very significant phenomena. such kind of oscillation can be uesd to make tunable microwave oscillaors. in this thesis, low temperature transport problem, especially the formation of field domain and the condition of current self - oscillations in doped gaas / alas superlattice with weak coupling are investigated thoroughly and also by combining the macroscopic model with the microscopic one., the voltage - current characteristic and the current oscillation are simulated. the calculated result is nearly consistent with the experimental data

    由超晶格中子能級之間的順序多阱共振隧穿引起的電場疇及電流自維持振蕩現象是其中的一個非常有意義的分支,該現象可用來製作電壓調諧微波振蕩器。本論文對弱耦合摻雜gaaa alas超晶格中的縱向輸運特別是針對低溫下的場疇的形成和固定偏壓下電流自維持振蕩產生的條件進行了深入的探討,並結合宏觀模型和微觀模型對超晶格在時變電壓作用下的電壓-電流特性以及固定偏壓作用下的電流特性進行了模擬計算。
  11. With respect to the three - dimensional xy model which attracts the most attention of our latter work ' s, we introduced the spin wave theory and the self - consistent mean - field theory applied in it

    對於我們研究工作的主要對象三維xy模型,介紹了自旋波和自洽平均場理論在其中的應用。
  12. In the wrscs, the self - consistent model is used to describe the complex configurations of the particulate composite and the temperature field is solved by weighted residual collocation method with some proper simplifications. this method provides a more efficient way of setting up the algebraic equations corresponding to the governing differential equations. the prediction formula for the effective thermal conductivity of the composite is obtained

    權殘自洽方法可以用於描述不同形狀夾雜的復合材料的微觀結構,通過對不同幾何形狀角點做適當的圓弧化處理,採用加權殘值數值計算方法的配點法將求解微分控制方程變為求解線性方程組,進而得到任意形狀夾雜內部的溫度場,建立含不規則形狀夾雜的復合材料有效熱導率的預測公式。
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