dirac 中文意思是什麼

dirac 解釋
n. 名詞 迪拉克〈姓氏〉。

  1. On quantum effect of dirac particles for linear accelerative charged black hole

    粒子在電磁直線加速黑洞中的量子行為
  2. Dirac's theory also predicted a negatively charged sister for the proton, called the antiproton.

    狄喇克的理論還預言有一種質子的姐妹粒子，帶負電荷，叫做反質子。
  3. Using the multi - configuration dirac - fock method ( mcdf ), we studied the characteristic of the decay processes of the 4d core excited states of csiv, the low - lying excitation structure of super - heavy element bohrium ( z = 107 ) and the x - ray spectra of the 3d - 4f transitions of highly charged xenon ions in details in this work, by including the electron correlation and the relaxation effects systematically

    本論文運用mcdf方法，通過系統考慮電子相關效應和馳豫效應，分別研究了cs離子的4d內殼層激發態衰變動力學特性，超重元素bh （ z = 107 ）的低激發態結構以及高離化態氙離子的3d - 4f躍遷產生的x射線譜的結構等問題。
  4. Dirac was unwilling to discard his equations.

    狄刺克不願意拋棄他的方程。
  5. A search for magnetic monopoles has been going on ever since dirac.

    從狄拉克以來，對磁單極子的探索卻一直沒有停止。
  6. Dirac ' s equation containing two intrinsic spins

    包含兩個內稟自旋的狄拉克方程
  7. In chapter two the dirac structure is discussed clearly

    第二章對dirac結構做了詳細的闡述。
  8. The nobel prize in physics 1933 : paul adrien maurice dirac

    諾貝爾物理學獎-保羅艾德里安迪拉克
  9. Convergence of the legendre nonlinear approximations to the dirac function

    非線性逼近的收斂性
  10. Multi - symplectic method for the dirac equation

    方程的多辛格式
  11. Eigenvalues of spinc dirac operator

    運算元的特徵值
  12. Fermi - dirac statistics

    狄拉克統計
  13. By using the multi - configuration dirac - fock ( mcdf ) method, the effects of relaxation and correlation on the transition energies and probabilities of electric - dipole allowed ( el ) resonance and intercombination transitions for 2p53s3 - 2p6 in neutral neon have been systematically studied firstly. and the results of the transition energies and probabilities ( lifetimes ) in length and velocity gauge have been presented. during the calculation, in order to consider the rearrangement effects of the bound - state density and some important correlations, the asfs of transition initial - and final - states were divided according to their angular - momentum and parity and calculated, and different number of csfs were included in the expansion of asfs

    本文利用多組態dirac - fork （ mcdf ）理論方法，通過對輻射躍遷初、末態電子波函數的獨立計算以及在原子態波函數的展開中考慮不同數量的組態波函數，系統地研究了弛豫和相關效應對中性ne原子2p ~ 53s ~ （ 1 . 3 ） p _ 1 ~ o - 2p ~ 6 ~ 1s _ 0電偶極共振和復合躍遷的能量以及躍遷幾率的影響，給出了長度和速度兩種不同規范下激發態的能量和輻射壽命；以中性ne原子的研究為基礎，進一步研究了類ne等電子系列離子（ z = 11 - 18 ）較低的激發組態2p ~ 53s和基組態2p ~ 6的能級結構以及各能級間的輻射躍遷特性。
  14. At the other hand, we can perform the rrpa calculation with the continuum replaced by a set of outgoing single particle resonances, it indicates that the resonances in the continuum play an important role in the description of nuclear dynamical processes, such as collective giant resonances. energies, widths and wave functions of the single particle resonant continuum are determined by solving scattering states of the dirac equation with proper asymptotic conditions for the continuous spectrum in the r ' elativistic mean field theory. the relativistic regular and irregular coulomb wave functions are calculated numerically

    在進行相對論無規位相近似計算時將連續譜中所有的正能態用單粒子共振態來代替，並且在計算中採用單粒子共振態的真實寬度，利用這種方法我們計算了核的同位旋標量巨八極共振響應函數，並且和考慮了連續譜中所有正能態貢獻的結果進行比較，計算結果表明，連續譜中只考慮單粒子共振態對核的集體激發的貢獻時，給出的響應函數基本上能夠重現考慮了所有正能態貢獻時的計算結果，這說明了在核的集體激發中，連續譜中主要是單粒子共振態的貢獻。
  15. The relativistic random phase approximation ( rrpa ) is a relativistic extension of the random phase approximation for studying microscopically nuclear dynamical excitations and giant resonances. the consistency of rrpa calculations requires two aspects : first, it demands that the relativistic mean - field wave " function of nucleus and the particle - hole residual interactions in the rrpa are calculated in a same effective lagrangian. second, the consistent treatment of rrpa within rmf approximation requires the configurations including not only the pairs formed from the occupied fermi states and unoccupied stat es but also the pairs formed from the dirac states and occupied fermi states

    自洽的相對論無規位相近似理論的自洽性要求有兩方面的內容：第一，描述原子核的激發態性質和基態性質時必須從同一個有效的拉矢量出發；第二，相對論無規位相近似計算，不但要考慮正能的粒子-空穴組態的貢獻，而且還要考慮從fermi海核子態到dirac海負能核子態形成的對激發的貢獻。
  16. The results indicate that the effects of the dirac sea states are pronounced in the collective multipole excitations for nuclei, especially on the isoscalar giant modes, but become weaker for light nuclei, while the contributions on the isovector modes are negligible

    在核的同位旋標量激發模式中， dirac海負能核子態在不同的共振模式中的貢獻程度不一。對于同一種激發模式， dirac海負能核子態的貢獻隨著核子數的減少而變弱。
  17. People also have made a series of researching theoretical work on black hole ' s radiation etc., while relative issues need being studied furtherly. in this paper, researches on black hole ' s radiation effect and relative issues including the nonthermal effect of the black hole with mass multipole moment, there exists a new kind of dirac energy levels and the crossing region of dirac energy levels

    其中，通過對一類具有質量多極矩的黑洞的非熱輻射效應的研究得到了一些有意義的新結果，發現了一類新的dirac能級和一類新的dirac能級交錯區，這種新的dirac能級交錯區的出現導致非熱輻射的發生，在一些方向上出現輻射能量很大的非熱輻射。
  18. Using the canonical variable representation ( x, p ), the light - damping oscillator is discussed by the corrected time - dependent perturbation methods of dirac, it is turned out that the energy levels have shift and breadth, and the wave function decaying with time exponentially

    採用正則變數（ x ， p ）表象討論輕阻尼振子，並對量子力學含時微擾的狄拉克方法加以修改，得出量子能級有位移和寬度，以及波函數出現隨時間指數衰減的行為
  19. By resorting to the residue method, the asymptotic formulas for the eigenvalues and the expansion theorems of dirac eigenvalue problems are proved under the self - adjoint and non - self - adjoint boundary conditions

    本文用留數方法證明了自伴和非自伴的dirac運算元的特徵值估計和特徵展開定理。
  20. By resorting to the integral identity and the residue method, asymptotic estimations of the dirac operator eigenvalue are considered and eigenvalue ' s trace identities are obtained

    藉助於一個積分恆等式，採用留數方法，對dirac運算元的特徵值進行了估計，得到了在各種情形下的特徵值的漸近跡公式。
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