Heat Capacity and Thermal Expansion coefficient of Metal Crystalline Materials based on dynamic ther

来源 :中国计算力学大会2018暨国际华人计算力学大会2018 | 被引量 : 0次 | 上传用户:baihe0415
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
  We proposed a molecular dynamics(MD)approach to calculate the heat capacity and thermal expansion coefficient for crystalline metals at the temperature from 0K to the melting point,based on the behavior of dynamic thermal vibration.
其他文献
This paper presents three-dimensional numerical simulations of flow past a transversely oscillating cylinder,in an external magnetic field.In this case,the magnetohydrodynamic(MHD)effects will signifi
面膜如今作为一个简单快捷的护肤方式,受到很多爱美人士的青睐。而号称具有各种神奇功效的面膜所导致的激素脸和荧光脸也不断出现在我们的视野中。本文通过利用实时直接分析离子源-静电场轨道阱高分辨质谱(DART-Orbitrap MS)结合基于精确分子质量的筛查数据库,建立了一种对面膜中违禁成分的快速筛查方法。
我们提出了一个微纳米尺度下晶体材料变形梯度的弹-塑性分解算法。在分子动力学模拟过程中,抓获两个不同时刻的原子排布、,通过分片插值的方法可以算出→ 的变形梯度场。然而,这样得到的应变梯度场是一种总的变形梯度,没有反映出构型变形过程中的弹性变形部分和塑性变形部分。
会议
The influence on copper conductivity from the deformation of left-handed metamaterial component copper material must be taken into account in the robust design for transmission performance of left-han
Recently,due to the potential use of hydraulic fracking in shale gas extraction,fluid-driven fracture problem has attracted great attention.Complex behaviors of solid and fluid can lead to various cra
A multiscale modeling and characterization method for coupled damage-healing-plasticity occurring in granular material is proposed.The characterization is performed on the basis of multiscale modeling
In this work,a multiscale finite element computation framework is proposed for the geometrical nonlinear analysis of the structures with heterogeneous solid unit cells,lattice truss materials,and piez
A mesoscopic peridynamic(PD)model is proposed to investigate cracking process in concrete at meso-scale.PD is implemented in the framework of finite element method to enable efficacious application of
Carbon-fiber reinforced textile/braided composites are being gradually used in aero-engine structures to resist external impact load due to their outstanding impact resistance.
静力触探试验是现场确定成层土不同土层力学性质的重要手段。静力触探过程中,探头附近区域土体的异质性行为占据主导地位,土颗粒不断滑动、滚动引起土颗粒骨架剧烈重排列、孔隙结构剧烈变化;而远离探头的剩余区域土体表现为统计均质行为。