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- The molecular dynamics simulation method has been used to study the relation between the melting temperature and the cohesive energy of Pb nanofilms. 摘要本文利用分子动力学方法研究了铅纳米薄膜的熔化温度与结合能的关系。
- The attempt to calculate the cohesive energy of metals has scarcely been carried beyond the first column of the periodic table. 计算金属结合能的尝试几乎没有超过周期表上的第一行的范围。
- And both variation quantities of the nearest atomic distance and cohesive energy of the spherical particles are lower than those of cubic ones. 而在微粒原子数一定时,球形金纳米微粒的最近邻原子间距以及结合能的变化量分别要小于立方体形微粒的相应变化量。
- For the nanoparticles in fcc structure, both the nearest atomic distance and cohesive energy decrease with decreasing particle size for a certain particle shape. 对于晶态结构,在一定的形状下,金纳米微粒的最近邻原子间距以及结合能随着微粒尺寸的减小而降低;
- After heat-calendering,glass transition temperature of paper-based aramid fibre is heightened with its increase of the cohesive energy density and crystallinity. 测定了热压光前后纸基芳纶纤维的内聚能密度、结晶度大小、粘度及粘均相对分子质量,研究了芳纶纸基纤维玻璃化温度与内聚能密度及结晶度的关系。
- It is found that the relation between the melting temperature and the cohesive energy of bulk materials can be used to nanomaterials, but the coefficient depends on the height of nanofilms. 研究表明,块体材料熔化温度与结合能的关系式在纳米薄膜体系仍然成立,但比例系数是一个依赖于薄膜厚度的参量。
- In this paper, the Bond Energy (BE) model is generalized to account for the cohesive energy of metallic clusters by considering the contributions of interior, surface, edge and vertex atoms. 通过考虑团簇的内部原子、面上原子、棱上原子以及顶点原子对团簇结合能的贡献,将键能模型推广至纳米团簇体系。
- In this work, the parameters of embedded atom method for elements Al, Ce, Th and Yb have been determined by fitting the lattice constants, the cohesive energy, the monovacancy formation energy and the bulk modulus of elements. 本文运用欧阳义芳等人提出的普适分析型EAM理论(GAEAM(general analytic embedded atom method)),通过拟合纯元素的晶格常数、空位形成能、结合能和体积弹性模量等物理量,确定了铝(Al)、铈(Ce)、钍(Th)和镱(Yb)四个元素的嵌入原子参数。
- cohesive energy density of polymers 高聚物内聚能密度
- cohesive energy density parameter 内聚能密度参数
- A Model to Calculate the Cohesive Energy of Metallic Clusters 金属纳米团簇结合能的计算模型
- Statistical Thermodynamic Study on Cohesive Energy of Liquids 液体内聚能的统计热力学研究
- Keywords molybdenum disilicide;valence electron;cohesive energy;brittleness; 二硅化钼;价电子;结合能;脆性;
- It is possible to transmute one form of energy into another. 把某种形态的能量改变成另一形态的能量是可能的。
- Young people usually have more energy than the old. 青年人通常比老年人精力充沛。
- The industry felt the effects of the energy crisis. 该工业受到能源危机的影响。
- I rallied all my energy for further effort. 我振作精神以做再次的努力。
- Kinetic energy is the energy arising from motion. 动能就是由于运动而产生的能量。
- Solar energy is a new kind of source of energy. 太阳能是一种新型能源。
- It is important to conserve energy. 节省能源十分重要。