Atomic wave functions and transition characteristics for valence shell excitations;
原子的价壳层激发态波函数和跃迁特性
The Application of Algebraic Method to Intensities of Visible and Infrared Transition of C_6H_6;
C_6H_6可见光与红外跃迁强度的代数方法计算
The main transition forms were between second adjacent or second adjacent to first adjacent.
利用静态计算法,对CeO2电解质材料中氧空位迁移的最小势能轨迹进行了计算,发现氧离子在运动时,逐渐接近阳离子面心立方体的中心,但不通过中心,而是通过一个圆弧后跃迁到下一个空位位置。
The generative mechanism of overtone in quartz-crystal multivibrator is discussed.
对石英晶体多谐振荡器泛音频率产生机理进行了理论分析,并在此基础上提出了抑制泛音频率的方法。
Base band and overtone will be generated at the same time when the string of stringed instrument oscillate.
弦乐器琴弦的振动中包含基频与泛频,在一定位置上可抑制掉某些频率,便会出现演艺界定义的“泛音”效果。
Based on the extended relativistic multi-configuration Dirac-Fock theory,with quantum electro dynamical(QED) effect and Breit correction,the level lifetime,level widths,the transition wavelengths,transition probabilities and oscillator strengths of Au48+ were calculated with the general-purpose relativistic atomic structure program(GRASP2).
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。
Based on the extended relativistic multi-configuration Dirac-Fock theory,with quantum electrodynamical(QED) effect and Breit correction,transition wavelengths,transition probabilities and oscillator strengths of Au~(47+) and Au~(53+) have been calculated with the General-purpose Relativistic Atomic Structure Program(GRASP~2).
根据扩展的相对论多组态狄拉克福克(Dirac-Fock)理论,采用“多功能相对论原子结构程序(GRASP2)”,考虑量子电动力学(QED)效应和布雷特(Breit)修正,选用二参量费米有限核电荷分布和扩展平均能级模型,并考虑组态间的相互作用和电偶极跃迁,计算了类锗Au47+、类铁Au53+的跃迁波长,跃迁几率和振子强度,计算的波长与实验值符合较好。
Based on the extended relativistic multi-configuration Dirac-Fock theory and the General-Purpose Relativistic Atomic Structure Program 2(GRASP2) with quantum electrodynamical effect(QED) and Breit correction,the transition wavelengths,level lifetimes and level widths of Au48+ have been calculated.
根据扩展的全相对论多组态Dirac-Fock理论,采用"多功能相对论原子结构程序GRASP2(General-PurposeRelativistic Atomic Structure Program2,1992),考虑量子电动力学(QED)效应和Breit修正,结合惯性约束聚变(ICF)实验室等离子体中已经观察到的激光照射Au元素所产生的一些多重电荷态离子的外壳层共振线跃迁光谱,选取重要的电子组态,计算激光金等离子体中类镓Au48+离子的光谱跃迁波长、能级寿命和能级宽度。
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 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
The lowest energy transition detected for triethylamine is at about 195nm.
测得三乙胺最低能量的跃迁大约是195nm。
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
About 18 levels and 20 γ-transitions were added to the previous work.
新增加了20条γ跃迁,18条能级.
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
The Investigation for the Directional Stochastically Hopping Motion of Myosin V;
Myosin V定向运动的随机跃迁动力学研究
On the Transition of Policies of Science and Technology of the U.S. and Its Elicitation to China;
美国科技政策跃迁及其对我国的启示
The Revelation and Significance from the Remarkable Improvement of the Performance of Chinese Athletic Aerobics in International Competitions;
中国竞技健美操国际成绩跃迁的启示
High efficiency continues-wave Nd:YAG/BIBO 1.28 blue laser;
LD泵浦Nd:GdVO_4三能级激光跃迁研究
The Strategic Choice of Political Civilization in the Leap-forward of China s Society;
中国社会跃迁中的政治文明战略选择
Quantum Transition in the NMR System in the Case of Producing the A-A Phase;
核磁共振系统产生A-A相时的量子跃迁
Laser Fluorescence Excitation of NO via A~2Σ←X~2Π Transition;
NO分子A~2Σ←X~2Π跃迁的荧光激发