原子激发态的衰减情况。
原子激发态是不稳定的，其必然会自发地向低能级衰变，产生自发辐射现象。
Atom's motivated state in not stable, it inevitably disintegrate into the lower energy state, which makes the phenomenon of the spontaneous radiation.
应用原子激发态中一个电子所受到的作用势，借助电子运动的经典转折点，定义原子激发态的边界半径。
The boundary radii of excited atoms are defined by the classical turning point of the electron moving in an atom.
这将使分子跃迁到另一个激发态，从中我们可以用另一种激光，把它分成两个原子。
This excites the molecule into another excited state, from which we can, with another laser light, break it down into two atoms.
作为例子，详细讨论了二能级原子与真空场的相互作用以及处于激发态的原子与相干场的相互作用。
Both interactions of a two-level atom with a vacuum field and a excited atom with a coherent field, as examples, are discussed in detail.
实验表明，偏振光技术在识别原子高激发态光谱中有重要意义。
It shows that the technique has important significance in the identification of highly excited spectra of atoms.
激发态原子的自发辐射现象是量子光学领域是最基本的过程之一。
The spontaneous emission phenomenon of an excited atom is one of basic processes in quantum optics.
结果表明：当两原子均处于激发态或基态时，各线性熵始终为零；
The results show that if both the two atoms are in their excited states or ground states, all the linear entropies equal to zero.
他长期致力于原子、分子激发态结构和其动力过程之基础研究。
He has long been dedicated to basic studies on atomic and molecular exited structures and processes.
电子碰撞过程可将靶原子或离子激发至无数的束缚态、自电离态和对应的连续态，多通道量子数亏损理论能够统一地处理这些激发态。
The target atom or ion may be excited to infinite bound states, auto-ionizing states and adjoint continuum states which can be treated in an unified manner by Multichannel Quantum Defect Theory.
本文阐述了束-箔方法测量原子、分子离子激发态寿命的原理和优点，阐述了我们的实验过程和得到的一些结果。
The principles and advantages of measuring lifetime of atomic and molecular excited states using the beam-foil method are described.
主要的研究内容有：（1）初步确定了样品中元素激发态原子发射谱线的元素归属。
The main contents are as follows: (1) some characteristic emission lines of neutral atoms in excited states are identified.
本文对高激发态原子的二次蔡曼效应进行了讨论，并着重分析了类氢原子光谱计及二次蔡曼效应的磁场条件。
This paper discuss the QZE of atoms for highly excited states, particularly analyse the relation between Spectra of hydrogen-like atoms and magnetic field under consideration of the QZE.
本文报道用双色三光子共振电离法测量钐原子高激发态78个新能级。
The paper reports the measurement of 78 high-lying levels in samarium atoms by two-colour three-photon resonant ionization.
当这些原子与中性体系相互作用时，是远不同于处在基态或者是低激发态的原子与中性体系之间的作用时所展现出来的一些性质的。
And the properties of these atoms are quite different from that of atoms in the ground or lower excited states when they interact with the atoms and molecules.
在创立能量自洽法的基础上提出了一种新的双原子分子解析势能函数—ECM势，并将其运用到一些双原子分子的电子基态和激发态。
Then, a new analytical potential energy function of diatomic molecule is proposed based on the ECM and applied to some electronic ground states and excited states of diatomic molecules.
由超声分子束产生的多原子范德瓦尔斯分子的光谱可以通过红外半导体激光光谱仪进行探测，从而对处于基态和激发态的分子势能进行分析。
Diode laser spectroscopy of van der Waals polyatoms produced in supersonic beams is a source of information on the ground-and excited-state intermolecular potentials.
采用原子蒸气束激光诱导荧光法测量钆原子的第一激发态的同位素位移及超精细结构、原子跃迁自发辐射的分支比和原子蒸气束的多普勒宽度。
The isotope shifts, hyperfine structure, spontaneous emission branch ratio of the first excited level and Doppler width of the atom vapor beam were measured using laser induced fluorescence.
本文从分波分析入手，研究了氦原子诸双激发态内电子间的角关联，进而显示了这些态的几何特征。找出了K—量子数不同的态在分波结构上的差异，从而为K—分类规则提供了可靠的物理依据。
Electron-electron correlation in the doubly excited states of the helium atom has been investigated by partial wave analysis, thereby the geometric character of relevant states has been revealed.
冲破大气层过程中，这些高能粒子与高层大气的原子或分子碰撞，促使这些原子或分子吸收一部分的能量并将其储存，产生一种所谓的激发态原子。
When they breakthrough, they collide with atoms and molecules, which take some of the energy and store it, creating what's known as an excited atom.
讨论了复合速率系数随电子温度，原子序数，复合类型以及双激发态中俘获电子的主量子数的变化关系。
The variation of state to state DR rate coefficients with the electronic temperature, DR type, and the principal quantum number of intermediate resonance states is discussed.
如果我们说的是，第四激发态，我们用，主量子数来描述，哪个主量子数对应了，氢原子的第四激发态？
So if we're talking about the fourth excited state, and we talk instead about principle quantum numbers, what principle quantum number corresponds to the fourth excited state of a hydrogen atom.
结果表明 ，当多数原子处在基态且无缺陷模时 ，RDDI的集体作用不能使能量从激发态原子传递到非激发态原子 ；
The energy-transfer rate from the defect mode to the atoms is dependent on the ration of the RDDI coefficient to the atom-photon coupling coefficient.
原子处在单纯的基态或激发态时光场都有明显的压缩现象出现；
When the atom is prepared in ground state or excited state initially, there appear obvious squeezing effects for the coherent optical field.
结果表明，虚光子过程使原子处在激发态的寿命缩短，并导致原子的基态能漂移。
It is shown hat the process of virtual photons shortens the lifetime of atom in excitation state, and remits in drift of energy levels of the ground state of atom.
氦原子双激发态是理解原子中电子关联的典型基本态。
Helium doubly excited states is the prototype systeam for the study of electron correlation.
氦原子双激发态是理解原子中电子关联的典型基本态。
Helium doubly excited states is the prototype systeam for the study of electron correlation.
应用推荐