A method of fitting shell model interatomic potential for H_2 molecule from electronic structure data 利用电子结构数据拟合H2分子的电子壳模型势函数参数
Condusions A radioactive dot with shell model may be used for the routine test of the fusion images in hybrid SPECT-CT device. 点线源模型可用于准确定量分析图像融合硬件配匹程度;
We used the cranking shell model to investigate the high-spin motions and structures of atomic nuclei. 用推转壳模型计算研究了原子核的高速转动运动及其结构特性。
Variational method and TDA approximation was applied to construct the SD pairs in the SD-pair shell model ( SDPSM). 在SD对壳模型的理论框架下,利用变分法及TDA近似确定SD对结构。
This results show that the SD-pair truncation is reasonable and the IBM has a sound shell model foundation. 这一结果说明了SD对近似的合理性,同时也证明了相互作用玻色子模型具有很好的壳模型基础。
This is the shell model. 这就是核壳模型。
Probability of the Length of Time Series in Turbulence of A Shell Model 壳模型湍流时间序列长度的概率分布
By using modified Shell model numerical simulation of the autoignition process on pilot fuel was made. 采用经过修正的Shell模型,对引燃油的着火过程进行了数值模拟;
According to the geometry characteristic of the welded hollow spherical joints connected with square steel tubes, a coordinate system is defined and a simplified shell model is given. Theoretical formulas are then derived based on the thin shell theory, and the boundary conditions are also given. 针对方钢管焊接空心球节点特有的几何特征定义了坐标体系,给出了它的计算模型,然后应用薄壳理论推导了壳体理论公式,根据计算模型和坐标体系,给出了壳体的连接条件和边界条件。
FEA analysis by ANSYS using shell model in order to compare its results with the program results. 利用有限元软件ANSYS中的Shell63单元对这种结构进行模拟,分析结构的动力特性,并与编程的结果进行对比分析。
The Reflection Asymmetric Shell Model has been generated to include the axial symmetry break. 反射不对称壳模型推广到包括轴对称破缺。
For these nuclei one still needs to truncate the huge shell model space to a manageable subspace. 因此对中重核仍需研究如何把巨大的模型空间截断到最佳的可操作子空间的问题。
Fundamental matrix elements in Nucleon pair state space of truncated shell model 截断的壳模型核子对态空间中的基本矩阵元
This article uses nonlinear finite-element method, including both geometric and material nonlinearity, when modeling a axisymmetric loaded tank shell model in a typical range of dimension by a quasi-static elastic-plastic buckling approach. 在考虑大变形几何非线性和材料非线性条件下,本文利用非线性有限元法,以轴对称载荷壳单元模型,对一定尺寸范围内的储罐进行了准静态弹塑性屈曲分析。
Comparison with the corresponding wave-functions by the shell model classical calculation shows that there is much similarity between them. 和壳模型经典方法计算出的结果作了比较,二者相当一致。
Many-body effects in the calculation of NUCLEON-PAIR shell model 核子配对壳模型计算中的多体效应
The way of calculation tectonic stress has been introduced by using shell model, calculating example and results can be given. 介绍了利用曲壳模型计算地应力的方法,给出了计算实例和计算结果。
The conclusion by using thin shell model is more reasonable than using beam model. 壳型模型比梁型模型更合理等。
As special topic, we discussed cranking shell model, BCS method of pairing force, spin assignment of rotational spectra and inertia analysis and new development of identical bands. 简要地讨论了推转壳模型,对力的BCS方法,转动谱自旋指定和转动惯量分析和全同带研究进展。
Configurations of several levels have been suggested from an empirical shell model approach. 根据经验壳模型计算建议了几个新建的关键能级的组态。
The beta-decay of 176Yb → 176Lu is calculated in the frame of projected shell model ( PSM). The results are compared with experimental data. 采用投影壳模型对176Yb的β衰变进行了计算,并与实验结果进行了比较。
The melting curve of CaO is simulated using shell model molecular dynamics method combines with effective pair potentials under high pressure. 利用壳层分子动力学方法结合有效的对势,研究了高压条件下CaO的熔化曲线。
The interacting boson model and its connection with the shell model 相互作用玻色子模型和壳模型
The reflection asymmetric shell model approach has been developed for the description of octupole deformed nuclei. 发展反射不对称壳模型,描述八极形变核。
Finite element analysis has been done to the skeleton and shell model which is created depend on different parameters, compare with the analysis results, the best profile shape of zonal circular rib has been determined. 对不同参数的骨架和外壳结构进行有限元分析,对比分析结果之后,确定纬向环肋的最佳剖面形状。
One-dimensional components ( such as column beam and support) use fiber bundle model or plastic hinge model, two dimension components ( shear wall and slab) use the fiber bundle model, shell element damage model, elastic-plastic wall model or layered shell model. 梁柱撑等一维构件采用纤维束模型或塑性铰模型,剪力墙和楼板等二维构件采用纤维束模型、壳元损伤模型、弹塑性墙元模型或分层壳模型。
A shell model Hamiltonian usually includes one body term and n-body interactions. 壳模型哈密顿量通常包括单体项和多体项。
Second, a new large-span prestressed lattice shell model is built, on which static and dynamic analysis of lattice shell under different arrangements of cable and different value of prestressed is performed. 其次,新建一大跨度预应力网壳模型,对不同布索方式和不同预应力值下的网壳结构进行了静力和动力分析。
First, according to the geometrical structure of the skull and the composition of the cranium, the shell model of the cranium was provided in this paper. And, with the membrane theory, the controlled equations of this model were derived. 其中,根据颅盖骨的几何形状和颅盖骨的结构组成,提出了颅盖骨的壳体模型,并采用无矩假设,得到了该模型的控制方程。