采用耦合微扰方法进行了计算。
The coupled perturbed Hartree-Fock method is used to calculate.
采用耦合微扰（CPHF）方法在HF/6-31G水平上对巴比妥酸衍生物的第一超极化率进行了计算。
The first hyperpolarizability is studied at HF/6-31G level by coupled perturbed Hartree-Fock (CPHF) method.
分子的电子波函数受到了微扰。
分子的电子波函数受到了微扰。
简单介绍了量子系统中的超收敛微扰法。
Superconvergent perturbation method in quantum system is briefly introduced.
最小平方法和矩阵微扰法等都列入考虑。
Least squares and matrix perturbation problems are considered.
本文介绍了微扰法在硬弹簧系统中的应用。
This paper introduces the application of the means of perturbation in hard spring system.
文中还讨论并给出了微扰过程的收敛条件。
The convergence conditions for the perturbation procedure are also given and discussed.
并用微扰法计算和分析了四层漏波导结构。
The four-layer leaky waveguide mechanism is analyzed by perturbation method also.
并与微扰QCD模型及朴素模型的结果作了比较。
The comparison of the results with PQCD model and naive model is presented.
计算值与测量值的比较证明了高阶微扰法的有效性。
The comparison of the computation and measurement approved the validity of HSPM.
此外，还讨论了基组效应对含时耦合微扰计算的影响。
Moreover, influence of basis set effect upon TDHF calculation is also discussed.
当微扰的强度足够大时，系统处于约瑟夫森隧穿的区域。
When the strength of the perturbation is large enough, the system is in the Josephson tunnelling regime.
BNL已经证实，它们曾经讨论过出现“宇宙微扰”的可能性。
BNL confirmed that there had been discussion over the possibility of "perturbations in the universe".
常用的计算自由能的方法有热力学微扰法及热力学微积分法等。
The usual means of computing free energy are thermodynamic perturbation, thermodynamic differentiation and etc.
本文采用微扰的方法讨论了极性晶体表面的激子在磁场中的性质。
The properties of surface excitons of a polar crystal in a magnetic field are discussed by using a perturbation method.
本人首先用此方法处理了自散焦非线性薛定谔方程的孤子微扰问题。
I tackle the perturbation problem of the nonlinear Schrodinger equation because of its importance.
本文提出了一种提高微波测湿传感器灵敏度的新机理——微扰增强机理。
A new mechanism - "Pertubation Augmentation" is proposed to raise the sensitivity of the sensor for microwave moisture measurements.
而一般具有外加微扰作用力的含时薛定谔方程的求解需要通过李群分解。
The general time-dependent SchrOdinger equation with external perturbance needs to be resolved through Lie group decompositions.
最近发现，通过直接微扰法可以得到一类微扰作用下的混沌系统的形式解。
The direct perturbation technique, proposed recently, successfully deals with a kind of perturbed chaotic systems and obtains their general solutions for each order.
最近发现，通过直接微扰法可以得到一类微扰作用下的混沌系统的形式解。
The direct perturbation technique, proposed recently, successfully deals with a kind of perturbed chaotic system and obtains their formal solutions for each order.
此方法能改善微扰计算处理，有利于讨论解的时间行为，并得到某些新的结果。
This method can improve that of perturbation calculation, benefit discussing time behavior of solution, and get some new results.
基于用权微扰算法得到的协方差矩阵，提出了用单通道接收机实施空间谱估计测向。
Based on the covariance matrix obtained by the weight perturbation algorithm, we propose to use a single port receiver for spatial spectrum estimate DF.
对随机微扰型位相片，输出模式是部分相干的，在合适参数下，也可得到平顶光束。
For resonators with random disturbed phase mirror, its modes are partially coherent, and there also exists a suitable parameter to get flat top beam.
计算了几个静电电子透镜的例子，给出了不同电极缺陷的电位分布和微扰多极场分布。
The potential distribution and the perturbation multipole field of the different electrode defects in some electrostatic lenses were given.
根据简并态微扰理论和氢原子波函数的性质，得到久期方程中微扰矩阵元的分布规律。
According to the perturbation theory, a distribution law of matrix element in secular equation is discovered in degenerate state and wave function property of the hydrogen atom.
本文采用二级微扰方法研究厚度对抛物量子点内浅施主杂质处于磁场中极化子效应的影响。
Thickness effect on the shallow donor in parabolic quantum dots within magnetic fields is investigated by using the second-order perturbation method.
在均匀电子气模型和微扰极限成立的条件下，给出了低迷离子在固体中的电子阻止截面公式。
An electronic stopping cross section formula for heavy ions at low yelocity is obtained within the uniform free electron gass model and perturbation limit.
几何和量子场论课程是用泛函积分的语言对微扰量子场论的严谨的介绍，主要针对数学家设计。
Geometry and quantum field theory, designed for mathematicians, is a rigorous introduction to perturbative quantum field theory, using the language of functional integrals.
本文从微扰计算的普遍公式出发，给出了节块格林函数法(NGFM)下微扰计算的具体公式。
Based on the generalized perturbation formula, the detailed formula for Nodal Green's Function Method (NGFM) is derived.
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