primitive lattice

简明释义

初基点阵

英英释义

例句

1.When modeling materials, scientists often start with a primitive lattice to simplify calculations.

在建模材料时，科学家们通常从原始晶格开始，以简化计算。

2.The dimensions of a primitive lattice are defined by its basis vectors.

一个原始晶格的维度由其基矢量定义。

3.In crystallography, the concept of a primitive lattice is essential for understanding the arrangement of atoms in a crystal structure.

在晶体学中，原始晶格的概念对于理解晶体结构中原子的排列至关重要。

4.The primitive lattice can be visualized as the simplest repeating unit in a crystal.

可以将原始晶格视为晶体中最简单的重复单元。

5.Understanding the primitive lattice helps in predicting the physical properties of materials.

理解原始晶格有助于预测材料的物理性质。

作文

In the field of crystallography, the concept of a primitive lattice is fundamental to understanding the arrangement of atoms in a crystal structure. A primitive lattice is defined as the simplest repeating unit of a crystal lattice that can be translated in three-dimensional space to create the entire lattice. This means that it contains the minimum number of points necessary to represent the entire structure without any gaps or overlaps. Each point in the primitive lattice corresponds to an atom or a group of atoms, and the way these points are arranged determines the properties of the material. The significance of the primitive lattice lies in its ability to simplify complex structures into manageable units. For example, in a face-centered cubic (FCC) lattice, the primitive lattice contains only one atom at each corner of the cube and an additional atom at the center of the cube faces. This configuration allows scientists to analyze the crystalline structure more easily and derive important information about the material's mechanical, thermal, and electrical properties. Understanding the primitive lattice also aids in the study of symmetry in crystals. Each primitive lattice can be classified into different types based on its symmetry elements, such as rotation axes and mirror planes. These classifications help scientists predict how a material will behave under various conditions, including stress and temperature changes. For instance, materials with high symmetry in their primitive lattice may exhibit isotropic properties, meaning they behave the same in all directions, while those with lower symmetry may show anisotropic behavior, where properties differ based on direction. Moreover, the concept of the primitive lattice is crucial in the development of new materials. By manipulating the arrangement of atoms within the primitive lattice, researchers can engineer materials with specific characteristics tailored for particular applications. For example, in semiconductor technology, the manipulation of the primitive lattice can lead to materials with desired electronic properties, enabling advancements in microelectronics and photonics. In summary, the primitive lattice is a key concept in crystallography that simplifies the study of crystal structures. Its role in defining the arrangement of atoms, understanding symmetry, and facilitating material design underscores its importance in both theoretical and applied sciences. As we continue to explore the atomic world, the primitive lattice remains an essential tool for scientists seeking to unlock the mysteries of material behavior and develop innovative technologies for the future.

在晶体学领域，原始晶格的概念对于理解晶体结构中原子的排列至关重要。原始晶格被定义为可以在三维空间中平移以创建整个晶格的最简单重复单元。这意味着它包含了表示整个结构所需的最小点数，而没有任何间隙或重叠。原始晶格中的每个点对应一个原子或一组原子，这些点的排列方式决定了材料的性质。原始晶格的重要性在于它能够将复杂的结构简化为可管理的单元。例如，在面心立方（FCC）晶格中，原始晶格只包含一个位于立方体每个角落的原子和一个位于立方体面中心的额外原子。这种配置使科学家能够更容易地分析晶体结构，并推导出有关材料的机械、热和电气性质的重要信息。理解原始晶格还帮助研究晶体的对称性。每个原始晶格可以根据其对称元素（如旋转轴和镜面）进行分类。这些分类帮助科学家预测材料在不同条件下的行为，包括应力和温度变化。例如，具有高对称性的原始晶格材料可能表现出各向同性特性，这意味着它们在所有方向上的行为相同，而对称性较低的材料则可能表现出各向异性行为，即性质根据方向而异。此外，原始晶格的概念在新材料的发展中也至关重要。通过操控原始晶格中原子的排列，研究人员可以设计具有特定特征的材料，以满足特定应用的需求。例如，在半导体技术中，操控原始晶格可以导致具有所需电子特性的材料，从而推动微电子和光子学的进步。总之，原始晶格是晶体学中的一个关键概念，它简化了晶体结构的研究。它在定义原子排列、理解对称性和促进材料设计方面的作用凸显了它在理论和应用科学中的重要性。随着我们继续探索原子世界，原始晶格仍然是科学家解锁材料行为奥秘和开发未来创新技术的重要工具。