Theoretical calculation for the lifetimes of NⅡ related to lightning process;
与闪电过程有关的NII离子能级寿命的理论计算
Study of radiative lifetimes of excited levels of the singly ionized Kr atom;
单电离态Kr原子的能级寿命的研究
The 5D0 emission spectra, phononside band of its 7F05D2 excitation, fluorescence line narrowing spectroscopy and fluorescence lifetimes in these glasses were measured.
研究了Eu3+掺杂铌硅玻璃的5D0发射光谱,其激发谱中7F0 5D2声子边带,荧光窄化谱及5D0能级寿命。
Level lifetimes of Au~(52+) in Au plasma;
激光金等离子体中Au~(52+)静态能级寿命的相对论多组态计算
Level lifetimes of Au~(51+) in Au plasma;
金等离子体中Au~(51+)能级寿命的相对论多组态计算
Based on the extended relativistic multiconfiguration Dirac Fock theory, the level lifetimes, level widths, wavelengths, probabilities and oscillator strengths of Au 50+ have been calculated using the general purpose relativistic atomic structure program.
根据扩展的相对论多组态Dirac Fock理论 ,采用“多功能相对论原子结构程序(GRASP2 )” ,计算了类铜金Au50 +的能级寿命和能级宽度及光谱跃迁波长、跃迁几率和振子强度 ,分析了轨道极化对能级的影响 ,指出了Au50 +离子内部的确存在轨道极化现象 。
Calculation of transitions wavelength, probability, oscillator and level lifetime of Au~(48+) in Au laser-produced plasma;
Au激光等离子体中Au~(48+)的跃迁谱线和能级寿命的理论计算
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。
,After indicating its physical significance relative perfectly,using the oscillating dipole model,the energy level lifetime is calculated approximately by means of the semiclassical and semiquantum method,the result obtained as the same as in other available references.
对能级寿命的物理意义作了较全面的阐述，并运用半经典、半量子理论近似，采用振荡偶极子模型对能级寿命进行了计算，所得结果与各种文献所用结论十分一致。
In this paper, the measurements of atom energy level lifetime with the laser two photon induced fluorescence have been stated.
本文论述了激光双光子感应荧光法对原子能级寿命的测量。
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
Spectrum Analysis and Level Lifetimes of Au~(48+) in Au Laser Plasma
激光金等离子体中Au~(48+)离子的光谱分析和能级寿命
The relationship between the level lifetimes and the level widths satisfies the Heisenberg uncertainty principle. ?
能级寿命与能级宽度的大小关系符合海森堡的能量与时间测不准原理。
Experimental Study of Natural Radiation Lifetimes and Landé Factors for High-excited 5p7p Levels in Sn I;
锡原子高激发态5p7p能级的自然辐射寿命和朗德因子
Natural Radiative Lifetimes and Landé Factors of Even-parity Levels Along J=1 Rydberg Series in Sn I
锡原子偶宇称J＝1里德堡系列能级的自然辐射寿命和朗德因子
Radiation Trapping Effect and Measurement of the Rb(5P_(1/2)) Level Effective Radiative Times in the Vapor
Rb蒸气中的辐射陷获效应和5P_(1/2)能级有效寿命的测量
potential technical life of an asset
资产的可能技术寿命
A Modified Phase Method Based on First Harmonic of Fourier Series for Measuring Nanosecond Fluorescence Lifetime;
基于一级傅立叶级数相调制法的纳秒级荧光寿命测量
Some of these things may reduce our life expectancy.
其中部分因素可能会缩短我们的预期寿命/均寿命。
Skeletal Longevity research time reduced to 15 seconds from 30 seconds.
延长骷髅寿命的升级时间从30秒降低到15秒。
MATHEMATICS MODEL OF CONCURRENT DESIGN FOR LIFE OF PROGRESSIVE DIE
面向寿命的级进冲模并行设计的数学模型
The Research of Prediction Method for Advanced Asphalt Pavement Service Life;
高等级沥青路面使用寿命预测方法研究
Modeling and simulation of the utility-lifetime coordination problem in the two-stage logistics supply network;
二级物流供应网络效用—寿命协调问题及其仿真
Experimental Study on Fatigue Reliability Life of Tubing String for Water Flooding
注水油管成组多级疲劳可靠性寿命试验研究
Analysis of Mentals Strength and Creep Life for Case-2180 Tube in 700MW Boiler Ⅲ Reheater
700MW锅炉三级再热器Case-2180炉管寿命评估分析
Friction can be reduced and the life of the machine prolonged by lubrication.
润滑能减少摩擦，延长机器寿命。
SOLAR BATTERY: CRYSTAL SOLAR CELL, LIFE TIME>10 YEARS.
太阳能电池:多晶硅，使用寿命长达10年.
