躍遷系數 的英文怎麼說

中文拼音 [yuèqiānxìshǔ]
躍遷系數 英文
transition coefficient
  • 躍 : 動詞（跳） leap; jump
  • 遷 : Ⅰ動詞1. （遷移） move 2. （轉變） change 3. （古時指調動官職） be appointed to a certain post Ⅱ名詞（姓氏） a surname
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. 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。
  2. The dynamics is described by the glauber - type stochastic progress with the single - spin transition meehanism and disposed approximately by weighted average method in which we add a corresponding weight to each possible configuration. we obtain not only the exact analytical solutions of the time dependent magnetization and equal time spin - pair correlation functions, but also the analytical temperature dependent dynamical relaxation function

    通過採用加權平均的近似處理方法，也就是對各種可能出現的躍遷幾率賦一個相應的權重，我們不僅可以得到隨時間演化的磁化強度和等時對關聯的解析解，還得到了系統馳豫時間的溫度解析函數。
  3. There are three difficulties and key problems in this papaer : : the first problem is what is the dominance bearing of the leakage fractures, and how the bedrock fracture water distribute, the second is how to test the complex chemical behavior in experiment way and quantify the relative parameters, the last question is how to number the transportation of the element 90sr and its pollution to solve the three problems, this paper does lots of work and come to the prospective order, the creativities in this thesis as follow : ( 1 ) the dominance bearing of the leakage fractures and the distribution feature of the fracture water are ascertained based on rich geological data, these basal researches are very important, which are the premises to build the transport model of the fracture water in hae field

    本項研究工作的難點和關鍵問題有三個： hae處置場基巖裂隙系統中，導水裂隙的優勢方位是什麼，基巖裂隙水活躍帶分佈情況如何；怎麼對核素遷移的復雜化學行為進行實驗室測試並取得有關定量化參數；怎樣數值化表現出溶質的遷移行為和污染情況本論文在解決以上三個問題上做了大量的工作，達到了預期的目的，其創新之處有以下三點： （ 1 ）通過地質資料的分析，首次提出了hae預選處置場基巖裂隙導水的優勢方位和基巖裂隙水活躍帶的大致分佈特徵。它是一個很重要的基礎性研究成果，是建立hae處置場水運動模型的前提。
  4. In this paper, we mainly apply the theory of yangian to quantum mechanics, studying the quantum transition of a quantum system with quantum degenerate states by means of yangian algebra

    本論文主要是將yangian理論應用量子力學之中去，利用yangian代數的方法來研究一種量子簡並態體系的量子躍遷。
  5. Petri net switching models and algorithm process are explained in details. system limitations and specific evaluation functions are presented for searching the best solution during the dynamic petri net nodes " transition

    Petri網的開關模型和演算法流程在文中均有詳細解析，系統約束條件和特有的評價函數用於在petri網模型節點的動態躍遷時幫助搜索出最優解。
  6. We give a mathematical proof for the model - approximately independence of anc coefficient. combining a concrete nuclear reaction, we check up the model - approximately independence of anc coefficient with numeric calculation. under the el transition condition, a expressions with anc coefficient to compute the cross section of radiative capture reaction has been given in this thesis

    我們對anc系數的近似模型無關性給出了一個數學形式理論證明，並結合具體的核反應，利用數值計算驗證了anc系數的近似模型無關性；在e1躍遷情況下，我們給出了一個用anc系數計算輻射俘獲反應截面的計算公式。
  7. Based on the weighted average method adopted in the first part, and by using numerical simulation and monte carlo simulation, we further present a study of the dynamics of id and q states potts model under an oscillating external field

    基於第一部分採用的加權平均法，結合數值模擬和montecarlo模擬，我們進一步給出了一維q態的potts系統在諧振子外場中的單自旋躍遷動力學研究。
  8. The expressions of average value and variance of the phase difference and sum components are presented. we verified that under an appropriate condition the interference between the different transition processes makes counter balance, which induces the atom - field coupling system to be decoupled. the atomic population coherent trapping will take place

    模的相位保持隨機分佈，給出了光場兩個模相位差以及相位和的平均值與方差表達式，揭示了在適當的條件下，由於不同躍遷通道間的量于干涉效應，光場與原子退耦合，系統呈現原子布居數的相干俘獲現象。
  9. In the second part, a method studying stochastic transition which is the master equation method is introduced, and explicit solutions of velocity v and diffusion constant d of the steady state are obtained when a particle hops among a dimensional and periodic n states

    第二部分介紹了一種研究隨機躍遷的方法?主方程方法，著重推導了粒子做一維周期性n態隨機躍遷時達到穩態的速度、擴散系數的一般表達式。
  10. The stochastic resonance appears as the value of the coupling coefficient between two noise terms is increased. when the noise correlation time t is increased, the snr is changed f

    信噪比在單峰和雙峰之間的躍遷對乘性噪聲關聯時間: 、和噪聲之間的禍合系數兄的依賴程度更強于對禍合噪聲關聯時間幾的依賴。
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