核子矩 的英文怎麼說

中文拼音 [hézijǔ]
核子矩 英文
nucleon moment
  • 核 : 核構詞成分。
  • 子 : 子Ⅰ名詞1 （兒子） son 2 （人的通稱） person 3 （古代特指有學問的男人） ancient title of respect f...
  • 矩 : 名詞1. （畫直角或正方形、矩形用的曲尺） carpenter's square; square2. （法度; 規則） rules; regulations 3. [物理學] moment
  • 核子 : [物理學] nucleon: π 核子頂角 pi nuclear vertex核子靶 nucleon target; 核子傳遞 nucleon transfer; ...
  1. The anomalous nucleon moments are due to hadronic effects.

    反常核子磁矩是由強子效應引起的。
  2. Any heteronuclear diatomic molecule must have a dipole moment since its two ends are different.

    任何異核雙原子分子必然具有偶極矩，因為它的兩端是不同的。
  3. ( 4 ) on the efficient method for the dynamical core of the new generation multi - scale forecasting model i ) we present a new multi - level sparse approximate inverse preconditnioner for the complicated 3 - d helmholtz equations in the new generation weather forecasting model. as a result, the new sparse approximate inverse preconditioned gcr and gmres algorithms are given and successfully applied in the dynamical core. numerical tests show that the new algorithms perform very efficiently, and can greatly improve the efficiency of numerical model

    對此，本文提出了一種基於逐層門限技術的近似逆矩陣稀疏模式預選方法，並構造了相應的稀疏近似逆預條件子，結合gcr演算法和g州[ r衛s演算法，首次將逐層門限稀疏近似逆預條件子應用於新一代多尺度預報模式動力內核的實際計算，數值實驗表明這里給出的方法可以大大提高數值模式的計算效率。
  4. " for his precision determination of the magnetic moment of the electron

    用射頻束技術精確地測定出電子磁矩，創新了核理論
  5. The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro

    激光陀螺的核心部件為he - ne環形激光器，而掌握光與介質的相互作用理論是研究激光器的關鍵，採用拉姆半經典理論為主，在密度矩陣理論的基礎上，推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程，運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組，在此基礎上，運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ，對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究，並且運用全量子理論，對激光工作原理進行分析，得出二能級系統單模輻射場的光子數密度分佈，得出激光場的光子統計分佈，模擬激光場的動態建立過程。
  6. This research task used industrial controlling computer as the hardcore of the automatic testing system, and the other electrical parameters testing instrument were used as the subordinative equipment of the automatic testing system

    本研究課題採用工控機作為自動測試系統的核心控制設備，其他各種由單片機組成的電參數測試儀、電阻測試儀和轉矩轉速測試儀以及西門子變頻器等設備組成測試系統的從屬設備。
  7. The " allowed " electric dipole ( el ) transitions will encounter strong competition from " forbidden " transitions, i. e. magnetic dipole ( ml ), electric quadruple ( e2 ) and other higher order transitions, the transitions rates for the forbidden decay scale with higher powers of z than those of el transitions, the effects of quantum electrodynamics ( qed ) also scale with higher power of z. accelerator - based beam - foil spectroscopy ( bfs ) is an important method for spectroscopic studies of highly ionized atoms

    在高離化態原子中，磁相互作用明顯增強， 「允許的」電偶極（ e1 ）躍遷將遭到來自磁偶極（ m1 ） 、電四極矩（ e2 ）和其它高次的「禁戒」躍遷的強烈競爭，禁戒躍遷幾率隨核電荷數z增加而迅速增加，此外量子電動力學效應也隨著z增加而增強。
  8. If a non-polar molecule is subjected to an electric field, the electrons and nuclei are displaced and a diplo moment is generated.

    如果一個無極分子被置於電場作用之下，則電子和核發生位移，從而產生一偶極矩。
  9. The results can be used to accurately extract the nuclear matrix of the astrophysically significant 7be + e - - 7li + v reaction. the method we used may find important application in condensed matter physics

    這一結果可用於精確抽取在核天體物理中有重要意義的反應7be + e - 7li + v的原子核矩陣元。
  10. A new method for intrinsic terminator prediction based on rnall, an rna local secondary structure prediction algorithm developed recently, and two u - tail score schemas are developed. by optimizing three parameters thermodynamic energy of rna hairpin structure, u - tail t weight, and u - tail hybridization energy, the method can recognize 92. 25 of known terminators while rejecting 98. 48 of predicted rna local secondary structures in coding regions negative control as false intrinsic terminators in e. coli. this method was applied to scan the genome of synechococcus sp

    在過去二十年中，不少研究者已開始研究如何用計算方法來預測轉錄終止信號，如brendel和trifonov的雙核苷酸分佈矩陣法dinucleotide distribution matrix carafa等的統計方法transterm和rnamotif法等，這些方法都從不同方面考慮了rna二級結構和u -尾部的特徵，而gester的預測模型則設定rna二級發夾結構是不依賴終止子的唯一因素。
  11. The article expatiates the framework of dmc - 701 which includes the selection of hardware, the module of data collection, the art of software designing, the evaluation of diesel engine performance, curve plotting, the system central around a industry computer, all the signals was put into the computer through circuit interface card

    該系統以置於控制櫃中的專用工業控制計算機為核心。柴油機各種溫度、壓力、流量、轉速、扭矩等信號都經過接線端子板進入計算機，油耗儀和大屏幕顯示信號通過通訊口接入控制機。
  12. In order to make the theoretical calculation feasible, we first obtain an analytical formalism of partial integrals with respect to the coordinates of the core and target in the phase - shift functions and their cross terms of scattering matrix elements, if the density distributions of the core and target are fitted to a few gaussian forms. then the rest multidimensional integrals with respect to the impact parameter and coordinates of halo nucleons are performed by a monte carlo method

    為使理論計算變得可行，我們在核芯和靶核密度採用多個高斯分佈擬合的情況下，解析求解了各個散射矩陣元中的光學相移函數及交叉項含有的與暈核核芯、靶核密度分佈有關的積分;同時對與碰撞參數和暈核子坐標有關的積分（八重以上，並且積分維數隨暈核子數很快增加）採用蒙特卡洛方法計算。
  13. The basic working principles and characteristics of srm will be described firstly in this paper, as well as its developing survey and researching directions. and then the srd system will be separated into several function parts to be introduced respectively in details : ( 1 ) to analyze the basic characteristics of the srm including electromagnetism, current and torque of every angle field of the rotor based on the subsection - linearized inductance characteristics of stator windings and several idealized supposes. ( 2 ) how to design and realize the h - bridge converter, and the method to use it ; ( 3 ) how to design and realize the controller based on dsp ( tms320f240 ) and the control strategies, as well as the program ; ( 4 ) to introduce the monitor program running in a pc, which is programmed by delphi

    本文首先介紹了srm的基本工作原理和特點以及srd系統發展概況和研究方向，然後以srd的功能構成為線索分部分進行介紹： （ 1 ） srm的特性及控制策略分析，在電感分段線性化等簡化條件下分析得出了各個轉子位置角度區間的電磁、電流和轉矩特性並分析了控制策略； （ 2 ）分析設計了h橋式功率變換器的設計和工程實現的方法，並設計了基於這種功率變換器的換相邏輯； （ 3 ）分析設計了以dsp為核心的控制器以及控制方法，並介紹了該控制器的軟硬體實現； （ 4 ）介紹了如何用delphi編制實現上位機監控程序。
  14. We calculate the scalar and vector self - energy in symmetric and asymmetric nuclear matter with this new decomposition approach of the g matrix. the properties of symmetric, asymmetric, and neutron matter are systematically studied in this effective dbhf approach

    我們利用這種g矩陣新的分解方法計算了對稱、不對稱核物質及中子物質的自能，進一步系統地研究了對稱、不對稱核物質及有限核的性質。
  15. The nucleon dbhf self - energy in the nuclear medium, therefore, can be calculated with the g matrix in the relativistic hartree - fock approximation. with the calculated nucleon self - energy in the dbhf, we extract nucleon effective interactions hi the framework of the relativistic mean field theory ( rmf ), which contains the effect of the nucleon - nucleon short - range correlation and information of the isospin structure. applying the effective interaction, which is composed of density dependent meson - nucleon coupling constants, we study the properties of finite nuclei and come to some useful conclusions

    本文應用相對論dirac - brueckner - hartree - fock （ dbhf ）方法，利用新的g矩陣分解方式g = v + g ，用g矩陣在相對論hartree - fock近似下，即等效的dbhf方法，系統地討論了對稱、不對稱核物質及中子物質的性質，利用對稱及不對稱核物質中自能的dirac結構，我們提取出含有核子-核子短程關聯效應和同位旋結構信息的有效相互作用介子耦合常數，並對有限核的性質做了詳細的討論，得到不少有意義的結果。
  16. There are several ways to obtain the dbhf self - energy from the g matrix used before, such as a simple method, where the dirac structure of the nucleon self - energy is obtained from the momentum dependence of the single - particle energy, and a projection method. all of them have their drawbacks

    通常的從動量依賴的單粒子能量中提取自能的辦法和投影方法都具有一定的局限性，最近，由schiller和muether發展了提取核子自能dirac結構的新方法，即把g矩陣分解為裸相互作用部分v和關聯效應部分g 。
  17. The characteristic value of the so - called inverse algebraic eigenvalue problem is that under certain restrict conditions against the question, elements of matrix are determined according to eigenvalue or eigenvector. the practical inverse alebraic eigenvalue problem arose in phisical chemistry in the study of molecular structures. it arises in various areas of application in a lot of filelds, such as dispersed system of physical mathematic, design of vibration system of the structure, correct and control, particle nuclear spectroscopy, linear variable control system and so on

    所謂代數特徵值反問題就是在一定的限制條件下，根據給定的特徵值或特徵向量決定矩陣的元素，它是在研究物理化學中研究分子結構時發現的。矩陣特徵值反問題在數學物理反問題的離散系統、結構振動系統的設計、校正與控制、粒子物理的核光譜學、線性多變量控制系統的極點配置等許多領域都具有重要的應用。
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