能級躍遷 的英文怎麼說

中文拼音 [néngyuèqiān]
能級躍遷 英文
energy level transition
  • : 能名詞(姓氏) a surname
  • : Ⅰ名詞1 (等級) level; rank; grade 2 (年級) any of the yearly divisions of a school course; gra...
  • : 動詞(跳) leap; jump
  • : 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
  1. The research for the binding energy of d - centers is important to the transition energy and the optical and the magneto - optical absorption of shallow center d - there have been some theoretical and experimental investigations [ 1, 4, 5, 6, 7, 8 ] about three - dimensional and two - dimensional d - centers in magnetic field, but have no works discussed the d ~ centers in quantum wells in the strong magnetic field limited

    研究d ~ -中心各個態的束縛,對于研究d ~ -中心各之間的和d ~ -中心的光學和磁光吸收、新型器件的研製與開發都有很大的意義。
  2. 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電偶極共振和復合量以及幾率的影響,給出了長度和速度兩種不同規范下激發態的量和輻射壽命;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的結構以及各間的輻射特性。
  3. The significant feature of the system model is that the two - dipole moment is in the v configuration. of the two dipole allowed transitions, one is very strong while the other is very weak

    系統模型的特徵是,三系統中電偶極構成v型結構,其中一個很強,另一個很弱。
  4. The absorption of this radiation in various lines followed by cascade transitions to lower levels might ultimately produce an anomalously high population for the excited levels of these molecules.

    在各譜線處對這種輻射的吸收以及接著向低最終可使這些分子的激發產生異常高的粒子數。
  5. Abstract : we have studied theoretically a beat effect in a four - level system due to fifth - order optical polarization, and considered the cases that the pump beams have either narrowband or broadband linewidth. we have found that the accuracy for the energy - level splitting measurement is determined by the homogeneous linewidths of the optical transitions. that is to say, this technique can achieve doppler - free precision in the measurement of the energy level splitting between two excited states which are dipolar forbidden from the ground state

    文摘:研究了四系統中基於五階極化的拍頻效應,考慮了抽運光束為窄帶線寬或寬帶線寬的情形.發現其對分裂的測量精度決定於光學的均勻增寬.也就是說,這種技術在測量與基態是偶極禁戒的兩激發態之間的分裂時,可得到消除多普勒增寬的精度
  6. The weak control field is coupled with the weak transition, which is separated into two transitions from an auxiliary into either of the two dressed states in the dressed states representation

    弱控制場與裸原子強進行耦合,在修飾態表象中,控制分裂為從輔助到兩個修飾態的兩個
  7. A typical model is the atomic barium in which the state 6s 1s0 corresponds to the ground state and the states 6s6p 1p1 and 6s6p 3p1 correspond to the excited states of strong and weak transition, respectively. the decay rates of the excited states are 47khz and 19mhz, respectively, and the ratio of them is 400

    原子ba是一個典型的系統(其中6s ~ 1s _ 0為基態, 6s6p ~ 1p _ 1和6s6p ~ 3p _ 1分別是上述強和弱的激發,兩個的自發衰減速率分別為47khz和19mhz ,兩者之比為400 ) 。
  8. It makes a leveling of all primary particles into different energy zones depending on knowledge energy property of each individual particle. motions of primary particles include energy exchanging with knowledge energy field around them and leaps between different energy zones

    在主模型中, 「知識量」成為各層次基本粒子單元的主要屬性,不同量等的粒子處于相應的「軌道」上,其運動方式包括與知識場的量置換和向高軌道的「」 。
  9. For the sake of the practical application, the 1s to 2p transitional spectra of the group composed by na10 + and al12 + or another group composed by mg11 + and si13 + will be selected to use in the calculation about relation of relative intensity of spectra and electronic temperatures for making theoretical values approaching practice

    計算所得的能級躍遷波長、自發幾率a 、受激幾率gb和振子強度是對實驗所用光譜數據的補充。此外研究表明,利用z = 2的不同元素作示蹤元素進行溫度診斷是合理可行的。
  10. It is found that the exciting spectra is moving to long wave with the increasing of eu concentration, emission intensity is rising, the properity of red homochromy is becoming better because of the different quench concentration of emission levels 5do, 5dj and 5d2 - when the concentration of eu is up to 1. 2mol %, the emission levels 5di and 5d2 is quenching

    研究發現,隨著eu濃度的增加,熒光體y2o2s : eu激發光譜發生紅移,發射強度增大,紅色單色性變好,這是因為eu的5d0和sdl 、 5d2發射能級躍遷發光的淬滅濃度不同,當濃度1 . 2mol時,后兩者因交叉弛豫引起濃度淬滅。
  11. The smallest energy transitions are between rotational levels; the next smallest between vibrational levels.

    在轉動之間的最小,其次是振動之間的
  12. The coincidence data were analyzed with the radware software package. through identifying the transitions in the double - gated spectrum by program of xmlev, we have built the level scheme with high spin states for 113ru for the first time

    利用三維數據分析的xmlev程序,對開雙門得到的門譜進行反復的對比研究,識別,首次建立了豐中子核113ru的高自旋態綱圖。
  13. Abstract : we have studied the polarization beats spectroscopy with phase - conjugation geometry in a cascade three - level system. it was found that the accuracy for the energy - level difference measurement is determined by the homogeneous linewidths of the optical transitions. under the condition for the occurrence of beating, the frequency difference of the beat between two independent light sources could exceed the laser linewidth. the measurement accuracy for laser absolute frequency could reach the same order of magnitude as the laser linewidth

    文摘:研究了聯三系統中的相位共軛極化拍頻光譜術.發現其對差的測量精度決定於光學的均勻增寬.在符合拍頻條件時,兩獨立光源拍頻的頻差可以超出激光線寬,激光絕對頻率的測量精度可達到與激光線寬同一量
  14. The energy level structures of the 4d core excited configuration 4d 5s25p5, final radiative configuration 4d105s25p4 and final auger configurations 4d105s25p3 and 4d105s15p4 of csv ion and all possible decay dynamics processes related to these configurations are all determined by mcdf method. we also compared the present results of radiative transition, oscillator strength and the line width with the results obtained by experimental spectra and the quasi - relativistic configuration interaction method and got a good agreement. we also make prediction for some dominant features of the auger electron spectrum emitted by the auger decay process of the 4d95s25p6 core excited states

    論文第三章中詳細的介紹了cs離子的4d內殼層電子激發組態4d ~ 95s ~ 25p ~ 5 、輻射末態4d ~ ( 10 ) 5s ~ 25p ~ 4及auger末態4d ~ ( 10 ) 5s ~ 25p ~ 3和4d ~ ( 10 ) 5s5p ~ 4的結構及各種可的輻射和auger衰變過程,獲得了與已有的實驗結果和相關的半經驗準相對論組態相互作用計算結果相符的輻射、振子強度以及線寬,預言了4d ~ 95s ~ 25p ~ 5態的以auger衰變為主的auger電子譜的特性。
  15. The dependence of the electron in 4i _ ( 13 / 2 ) level on the measured temperature and the radiative transition property of different stark sub - level were discussed

    討論了~ 4i _ ( 13 2 )電子布局隨測量溫度的變化以及不同stark劈裂態電子向下輻射的特性。
  16. Comparing of the ratio of 550nm emission intensity to 525nm in samples annealed at different temperature and times, the results obtained from a fit of the integrated intensity for these two emission indicated the change of radiative transition probability at different energy level are different

    通過比較不同退火溫度和時間樣品的兩者發光變化的不同,發現兩者的激發機理不同。通過比較不同樣品的525nm和550nm發射強度比值隨退火條件的變化以及這兩個發光的積分強度的變溫擬合結果說明退火對不同的輻射幾率的影響不同。
  17. With time - evolution - operator, it is proved that the population of upper level is in circumstance of cyclic oscillation by laser pulses pair of gaussian line - shape in a homogeneous broadening two - level system. the oscillatory time oxide is the delay time between the laser pulse pairs and the oscillatory frequency equals the one of transition between the lower and upper level

    引入時間演化算符,證明均勻增寬二體系在飛秒激光脈沖對作用下上激發態布居是周期性變化的,它以飛秒脈沖對之間的延時為時間軸,以該原子之間的頻率為振蕩頻率
  18. The spectra parameters of these crystals can be calculated by the f - l formula, which show that the crystals are applicable for the tunable laser and femtosecond laser because of their large emission broadband ( fwhm 50nm )

    用f ? l公式計算了晶體yb3 +的2f7 / 2 2f5 / 2能級躍遷的發射截面、輻射幾率、輻射壽命等光譜參數。
  19. Ar n2 ) are exhibited. we obtain the complete information and a whole microscopic picture of the intermolecular actions and relative motions of these complexes. all observed bands are rationally assigned by isotope effect and calculated at the internal rotational levels and external vibrational levels are obtained

    由理論計算和同位素效應對光譜的分析作了合理的歸屬,獲得了復合物c _ 6h _ 5ch _ 3 … n _ 2 、 ar的分子間相對振動模式和內轉動的能級躍遷完整信息。
  20. We then discuss the vibrational - rotational level transitions and the population rate equations for the laser. in addition, electron temperature, electron density and the mixtured gas temperature in the laser plasma are investigated in details. the third part is with regard to the optimal designs and the experiments of the lasers

    在二氧化碳激光動力學機理的研究中,比較詳細地討論了二氧化碳激光動力學過程,給出了激光振動-轉動能級躍遷及其速率方程、激光等離子體電子密度和電子溫度,以及混合氣體的氣體溫度
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