spontaneous transition probability

用法例句

Calculation of transitions wavelength, probability, oscillator and level lifetime of Au~(48+) in Au laser-produced plasma;

根据扩展的相对论多组态Dirac-Fock理论,采用"全相对论原子结构程序(GRASP2)",考虑重要核的有限体积效应、量子电动力学效应(QED)和Breit修正以及组态间的相互作用,计算类镓Au48+的能级寿命、能级宽度、跃迁波长、跃迁几率和振子强度。

Fourier s analysis of quantum transition probability;

量子跃迁几率的付里叶分析法

Using the guantum mechanics method to describe the electronically nonadiabatic transition, the equation of the motion of the nonadiabatic transition probability amplitutes have been derived.

导出并求解了跃迁几率振幅的运动方程，该方程正确描写了共振态的存在和驰豫现象。

And the conclusion is gotten that the corresponding frequency of transition probability is between [v_(ba)-(1/t)] and [v_(ba)+(1/t)].

讨论了原子在弱宽带辐射作用下的行为,得到了当v接近vba,且vbat 1时,若Eb>Ea,则原子从辐射场吸收能量,Ea>Eb时,原子发射能量的结论,及较大的跃迁几率所对应的频率在[vba-(1/t)]到[vba+(1/t)]之间的结论。

Using RGM,the eigenvalues and eigenfunctions of these states are calculated,and the resulting eigenfunctions are used to calculate the reduced M1 transition probabilities between these states.

用共振群方法（ＲＧＭ）计算了这些态的本征能量和本征函数，并利用这些本征函数计算了这些态之间的Ｍ１ 跃迁几率。

A fully relativistic multiconfiguration Dirac\|Fock method with Breit and QED corrections is used to calculate the spin\|forbidden 3s21S\-0\|3s3p\+3P\-1(Z＝14-103) transition energy level separations and transition probabilities for the Mg\|like ions.

　利用全相对论性多组态Dirac Fock平均能级(MCDF AL)方法系统计算了高剥离类镁离子互组合线3s21S0 3s3p3P1(Z=14～103)光谱跃迁的能级间隔和跃迁几率。

Within the WBEPM theory,the transition probabilities and oscillator strengths of some heavier and light atoms and ions are investigated.

本论文在郑能武教授提出的最弱受约束电子势模型理论(WBEPMT)基础之上,对若干较重和轻原子离子的跃迁几率和振子强度作了研究;引入类光谱态能级序列的概念和等光谱态能级序列的概念研究了一些原子离子的能级性质;并在前人工作的基础上用双广义拉盖尔函数对氦原子的基态能量做了计算。

Starting with the transition probability amplitudes of the radiation-molecule interactions,the correspondence is shown between the energy level diagrams and the time-ordered graphs for several two-photon processes and the perturbational matrix elements of the interactions.

从辐射与分子相互作用的跃迁几率幅出发,说明各种双光子过程的能级图和时序图与相互作用的微扰矩阵元的对应关系。

By using the transition probability amplitudes of the Rayleigh and Raman scattering,quantum mechanical expression for the prolarizability of a molecule subjected to electromagnetic wave is introduced.

由Rayleigh和Raman散射的跃迁几率幅 ,引入电磁波作用下分子极化率的量子力学表示。

In identical particle approximation, the E2 transition rates for the Pd and Ru isotopes have been calculated.

本文讨论了费米子动力对称模型的一个新的振动极限——SO(7)极限,给出了SO(7)极限的波函数及四极矩算符的矩阵元,并在等同粒子近似下,计算了Pd和Ru诸原子核的E2跃迁几率。

CALCULATION OF TRANSITION PROBABILITIES OF Li IN NEW MODEL POTENTIAL METHOD

用模型势方法计算锂原子的跃迁几率

Theoretical electric quadrupole transition probabilities and oscillator strengths for Sr;

理论Sr原子电四极矩跃迁几率和振子强度

Time-reversal invariance predicts equality of transition probabilities for a reaction and its inverse.

时间反演不变性预言，一个反应和它的逆反应，其跃迁几率相等。

The Subband Structures and Optical Transition for a Few of Low Dimension Semiconductors;

几种低维半导体结构的能带及光跃迁

Demonstration of Frequency Chain of Multiple Diode Lasers Relative to Cesium Transition;

不同激光器相对于铯原子跃迁频率链的实现

Research on the Prepayment-default Transition Probability of the Residential Mortgage Loans

个人住房抵押贷款违约风险跃迁概率研究

Excitation Energy and Frequency of Transition Spectral Line of Electron in an Asymmetry Quantum Dot

非对称量子点中电子的激发能量和跃迁谱线频率

Frequency up-and down-conversions by an artificial atom with cyclic population transfer in a two-mode cavity

双模腔中利用循环跃迁的人工原子实现频率转换

two electron one photon transition

双电子 单光子跃迁

ground-exicited level jump

基态-激发能级跃迁

This process is called a quantum jump.

这种过程叫做量子跃迁。

Coster-Kronig transition

科斯特－克朗尼格跃迁

THE ENERGY LEVELS, RADIATIVE TRANSITION PROBABILITIES AND LEVEL LIFETIME FOR Na-LIKE Br TO Rb

溴到铷的类钠离子能级辐射跃迂几率和能级寿命

As a single crystal ithas large emission cross, wide absorption band, low threshold, high thermoconductivity.

具有大的受激发射跃迁截面，宽吸收带，低激光发射振荡阈值，高热传导率等特点。

INFLUENCE OF WITHDRAWING RATE TRANSITION ON THE PRIMARY DENDRITE ARM SPACING AND MICROSEGREGATION OF DIRECTIONALLY SOLIDIFIED SINGLE CRYSTAL SUPERALLOY DD3

抽拉速率跃迁对定向凝固单晶高温合金DD3一次枝晶间距和微观偏析的影响

The smallest energy transitions are between rotational levels; the next smallest between vibrational levels.

在转动能级之间的能量跃迁最小，其次是振动能级之间的跃迁。

Forbidden transitions are those for which dipole radiative transitions are not allowed by the selection rules.

禁戒跃迁指的是选择定则所不容许的偶极辐射跃迁。

cosmic-ray transition radiation detector

宇宙射线跃迁辐射探测器