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variational相关的网络例句

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Fourthly, the thesis presents some variational inequality models when the objective of management optimization is max fand there is no restriction.

第四,论文给出了管理优化目标为max f时的Box约束管理优化模型。

The effects of the external electric field on the hydrogenic impurity states in the GaAs quantum wire with a finite confining potential are studied by a variational method.

给出了杂质态结合能在不同的电场强度下随量子线半径、杂质位置的变化关系。

Within the framework of the effective-mass approximation, hydrogenic impurity states confined in a cylindrical zinc-blende GaN/AlxGa1-xN single quantum dot are investigated by means of a variational approach.

在有效质量近似下,用变分法研究了闪锌矿GaN/AlxGa1-xN单量子点中的类氢杂质态。

The scaling rule for hydrogenic impurity binding energy and the Virial theorem value in quantum wells and wires of rectangular cross section with three different section ratios are studied through the variational method.

利用变分法计算了矩形量子线和量子阱中类氢杂质束缚能的度规法则和维里定理值。

Relation of hydrogenic impurity binding energy,effective Bohr a _ and virial theorem value and quantum dots size and studied variationally by using variational wave functions of containing two parameters.

选用含有2个变分参数的波函数,利用变分法计算了无限深球形量子点中施主杂质态的束缚能、杂质有效玻尔半径、维里定理值等随量子点尺度的变化关系。

The ground-state energy and the average number of virtual phonons around the electron of a hydrogenic impurity confined in a parabolic quantum dot are calculated using the squeezed-state variational approach,which is based on two successive canonical transformations and uses a displaced-oscillator type unitary transformation to deal with the bilinear terms,which are usually neglected.

李伟萍 内蒙古赤峰学院物理与电子信息工程系,赤峰 024000肖景林内蒙古民族大学物理与电子信息学院,通辽 028043采用基于逐次正则变换的变分方法,利用单模压缩态变换处理包含声子产生湮灭算符的双线性项,研究了抛物量子点中束缚极化子的性质。

The variational method and the effective mass approximation are used to calculate the phonon effects on the hydrogenic impurity states in a cylindrical quantum wire with finite deep potential by taking both the couplings of the electron-confined bulk longitudinal optical phonons and the impurity-ion–LO phonons into account.

采用有效质量近似和变分方法,同时考虑电子-约束型体纵光学声子及杂质离子-LO声子耦合,计算了有限深柱形量子线中杂质的极化效应。

In the eight ieth, variational inequa1 ity hasits important development phase and there were suchvari ati ona1 inequa1 it ies as vector vari at ionalinequal ity, general variati ona1 inequal ity quasi-variationa1 inequal ity, 1 ike--variat iona1 inequal ity andgenera1 ized vari at iona1 inequa1 ity.

八十年代为变分不等式问题的很重要的发展阶段,出现了一系列的变分不等式,如向量变分不等式、一般变分不等式、拟变分不等式、类变分不等式及广义变分不等式。

According to the distribution rule of interbedded drift angle in buildings and variational rule accompanying change of stiffness characteristic value, the paper puts forward the advice about how to differentiate normal structure story in structure design drawings and the influence factor which should be considered. The author also advances his opinion and suggestion about how to judge the rationality of stiffness arrangement of frame-column and shear wall in frame-shear structure.

就层间位移角在楼层中的分布情况和分布规律以及随刚度特征值变化的规律,提出了在结构施工图设计中如何划分结构标准层的建议和应考虑的影响因素:并就判断框—剪结构中框架柱与剪力墙刚度分配是否合理的具体方法提出了自己看法和建议。

We use the methods of Rayleigh-Ritz variational and multiconfiguration-interaction to study the excited states of the lithium isoelectronic.

中文摘要:本文采用多组态相互作用方法和Rayleigh-Ritz变分法,以类锂等电子系列为研究对象,重点研究了(Z=2)He-的亲和能和束缚能,氦负离子是最简单的类锂离子,我们首先计算了氦负离子1s2s2p~4Po的能量,然后又计算了氦原子1s2s~3S的能量,由此可以得到氦负离子的亲和能。

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