1/n expansion

By utilizing the 1/N expansion technique(ONET), the analytical expressions of energy spectrum, deformation parameter and reduced matrix elements of E2 transition given from a consistent Q framwork in the sd interacting boson model are compared with the results of early theory of intrinsic state.

本文用1/N展开技术,对sdIBM中的自洽Q框架所给出的能量、形变参数、E2跃迁几率等的解析式,和早期的内禀态理论的工作比较,给出了新的修正项。

The vibrator-rotor phase transition of ~(148-158)Sm has been studied by using the Approximate Analytic expression of the intrinsic States derived by the 1/N expansion technique.

用1/N展开技术给出的内禀态的近似解析表达式,研究~(148-158)SM的振动——转动相

This paper applied the Boson 1/N expansion technique to study the energy spectra of the 6 tungsten isotopes and their reduced electromagnetic transition probability B(E_2).

用玻色子1/N展开技术研究了6个钨同位素的能谱和约化电磁跃迁概率B(E2)。

Rapid development and forming simulation for deep drawing parts of orthotropic sheet metal;

正交异性板料拉深件快速展开与成形模拟

Mixed Mesh of Triangle and Quadrangle for Irregular Boundary Surface Development;

不规则边界曲面的四边形-三角形混合网格展开法

The development of a circular cone helicoids with the axis of cone surface and drawing in cad;

心轴为圆锥的锥形螺旋面的展开及CAD制图

Research on development methods and application of CAD system of prac tical sheet metal expansion;

实用钣金展开CAD系统的开发技术与应用研究

A frame expansion method of operator is used to the phase shift operator of split-step Fourier propagator.

针对裂步Fourier传播算子在速度强横向变化介质中的不足,将算子的框架展开方法应用于Fourier传播算子中的相移算子,提出了一种波场传播的局部裂步Fourier传播算子,并把它应用于波动方程叠前深度偏移成像。

The channel model suitable for TDOA techniques is discussed, and the typical location TDOA algorithm, Taylor series expansion method, is analyzed.

讨论适合于TDOA定位的信道模型,分析1种典型TDOA定位算法———Taylor级数展开法,并针对其收敛问题提出改进方法。

Deployment Testing of Inflatable Membrane Tube;

薄膜充气管充气展开特性试验

Simulation analysis of deployment process of inflatable planar antenna structure;

充气平面天线结构展开过程仿真分析

Simulation Prediction of Deployment Dynamics of Inflatable Solar Array;

充气太阳能帆板展开动力学数值模拟预报