氟原子极化率低。
本文采用半经典理论方法研究了在短脉冲作用下,被共振微波场驱动的三能级原子极化强度振幅和粒子数差随时间的变化。
The Polarization and Population difference of the three-level atom, driven bya microwave field and interacted by a strong short laser pulse, is studied by me-ans of semiclassical theory in the paper.
本文描述一种通过极化原子束的磁偏转实现同位素和同质异能素浓缩的新方法。
We describe a novel method to enrich isotopes and isomers via magnetic deflection of optically polarized atomic beam.
目前已被广泛用来计算原子和分子的极化率、磁化率、总能量、键能等。
Now, it has been applied to calculating atomic and molecular polarization rate, susceptibility, total energy, bond energy etc.
最后,提出了因自旋交换碰撞和自旋销毁碰撞引起的极化原子的自旋弛豫。
Finally, spin relaxation of polarized atom due to spin-exchange collisions and spin-destruction collisions is put forward.
当电压施加在绝缘材料上,会产生一个静电场,电场极化材料内部的原子,使电容器能够储存能量。
When voltage is applied to a dielectric, an electrostatic field is created. The atoms within the material polarize , enabling the capacitor to store energy that can be quickly released on demand.
本文用对称分析方法,分析计算了力学、电学、固体物理学、原子和分子光谱学中的转动惯量、极化率、选择定则等。
In this paper, the symmetry analysis method is used to compute and analyse the rotation inertia, polarizability, selection rule in mechanics, electricity, atomic and molecular spectroscopy.
通过非扰动方法导出了与线偏振激光脉冲相互作用的二能级原子的诱导极化所满足的运动方程。
The motion equation satisfied by an induced polarization of a two level atom interacting with laser pulse is derived by using a nonperturbation method.
在现有的商用原子力显微镜上实现了用动态电场力显微术来研究单个纳米颗粒的极化特性。
Dynamic electric force microscopy was set up on a commercial atomic force microscope (AFM) to study the polarization of single nanocrystal.
在扭曲波冲量近似下,讨论中能区反质子与原子核非弹性散射的微分截面和极化度。
In the framework of the distorted wave approximation, we discuss the differential cross section and polarization of antiproton-nucleus inelastic scatterings at intermediate energies.
研究多原子晶体中强耦合表面极化子的性质。
The properties of strong coupling surface polaron in a polyatomic crystals was studied.
双光子共振增强了碱金属原子的非线性极化率,可以观测到多种非线性光学过程产生的非线性光谱。
The nonlinear spectroscopy created by many kind of optical processes are observed while two-photon resonance enhanced the atomic nonlinear susceptibility.
研究了磁场中多原子极性晶体中多声子相互作用对弱耦合体极化子基态能量和有效质量的影响。
In this paper, effect of many phonons interaction on the ground state energy and the effective mass of weak-coupling bulk polaron for the polyatomic polar crystals in magnetic field were studied.
早期的研究表明,材料的电子极化率与组成材料的原子的元素电负性密切相关。
It is indicated that electronic polarizability is related closely to element electronegativity of atoms composing of materials in early research.
本文研究磁场中弱耦合多原子半无限晶体中表面极化子的性质。
In this paper, the properties of the weak coupling surface polaron for polyatomic semi-infinite crystals in magnetic field are studied.
膜层的非线性极化率的改变可用原子基团和价键理论解释。
Changes of the nonlinear polarizability of the molecular layers can be explained by using the theory of atom-radical and valence bond.
该文计及晶格的原子结构,讨论了极化晶体中二维极化子的性质。
The properties of a two-dimensional polaron in the polar 'crystal is discussed by means of a model which takes account of the atomicity of the lattice.
研究多原子晶体中极化子光学声子平均数的性质。
In this paper, the properties of the mean number of optical phonons of the polaron in a polyatomic crystals are studied.
核自旋-自旋偶合常数的计算结果表明电子的自旋极化与原子核的自旋取向有密切关系。
It was found that electronic spin polarization is closely related to nuclear spin orientations.
应用电化学弱极化法和原子力显微镜(AFM)研究了咪唑啉衍生物类缓蚀剂在模拟深层气井水溶液中对碳钢的二氧化碳腐蚀的抑制效果和缓蚀作用机理。
The electrochemical method and atomic force microscope(AFM) were applied to study the inhibition mechanism of Im-D, an imidazoline derivate inhibitor, for mild steel in CO2 saturated solution.
与不存有微波场的原子系统获得的非线性极化率相比,本方案获得的非线性极化率可以提高许多倍。
With a microwave field, nonlinear susceptibility can be enhanced. Nonlinearity can also be ulteriorly enhanced by controlling the coupling field under the optimal intensity of the microwave field.
与不存有微波场的原子系统获得的非线性极化率相比,本方案获得的非线性极化率可以提高许多倍。
With a microwave field, nonlinear susceptibility can be enhanced. Nonlinearity can also be ulteriorly enhanced by controlling the coupling field under the optimal intensity of the microwave field.
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