查询词典 lattice structure

Because the atomic lattice structure of gallium nitride is better matched to sapphire than it is to silicon making LEDs on silicon without distortions has proved extremely tricky.

由于镓 氮化合物的原子格结构和"蓝宝石"的匹配要比它同硅的匹配效果好所以不进行弯曲来进行 LED灯泡的生产被证明是极其精明的。

Because the atomic lattice structure of gallium nitride is better matched to sapphire than it is to silicon, making LEDs on silicon without distortions has proved extremely tricky.

由于氮化镓的原子格栅结构能更好的与蓝宝石匹配，所以在硅片上不发生变形地制造发光二极管就特别难以把握。

Table 4 Lattice structure, atomic radii, electronic configurations, electronegativities andpositron bulk lifetimes of Fe, Cr, Mo and Al lattices

为便于讨论合金元素对Fe3Al合金缺陷组态和电子密度的影响，我们把Fe、Cr、Mo和Al的电子构型、晶体结构、原子半径、电负性[10]及正电子在其金属基体中的寿命值[11，12]列于表4。

A distributive lattice structure has been established on the set of perfect matchings of a plane bipartite graph .

关于平面二部图的完美匹配集合上的分配格结构已经被建立。

Synthesis of crystal comb filter based on lattice structure［J］.

格结构在晶体梳状滤波器设计中的应用［J］。

Using finite difference time domain method, the electromagnetic field distribution of THz wave is simulated in a THz 2D PC splitter and by plane wave expansion method the dispersion relation and defect modes are achieved in a THz rotated PC waveguide.5. A woodpile three-dimensional (3D) PC with face-centered-tetragonal symmetry is one of the most popular 3D PCs because of its favorable band gap characteristics. Based on the woodpile fct lattice structure, we propose a novel woodpile THz lattice structure with comparatively decreased symmetry, better band gap properties and easy fabrication by varying some structure parameters.

计算结果为利用非线性光学差频方法产生THz辐射源的实验研究提供了深入和全面的理论基础；四、利用平面波展开法，通过改变二维THz光子晶体的结构参数，对二维THz光子晶体完全带隙进行了优化，分析出两种适合工作在THz波段的二维光子晶体结构；采用时域有限差分法和平面波展开法，计算出THz波在二维光子晶体"T"型分束波导，45度旋转波导中传输的电磁场分布以及缺陷模；五、Woodpile面心立方四角结构是三维光子晶体中被研究最广泛的结构之一。

The property, called as the geometry intrinsic property of lattice structure, was significant in material/structure design.

分析发现：当原网格结构单胞中各个杆件保持材料性质不变，而面内的几何尺寸扩大相同倍数时，拟膜的弹性本构保持不变，称这种性质为网格结构的几何内禀性。

The concepts of weight lattice structure, sphere lattice structure and lienor lattice structure are introduced to describe it, some properties of the k-error lattice structure are given, and a relationship between the k-error lattice structure and the k-error linear complexity is presented. These create a elementary frame of the stability theory of the lattice structure.

提出了伪随机序列格结构的稳定性问题，引入重量格结构、球体格结构、k-错格结构等概念来描述之，给出了k-错格结构的一些基本性质，并研究了k-错格结构与k-错线性复杂度的关系。

Guangzhou Opera House as a space of steel structural engineering folded plate three-way combination of oblique lattice structure, the structure inside through the triangle plane reduced grid.

广州歌剧院钢结构工程为空间组合折板式三向斜交网格结构，结构内部通过三角形平面折合成网格。

In the preprocessing phase, our algorithm samples the environment in a 3D lattice structure, the potentially visible surface list of square-frustum at each cell in the lattice are precomputed and stored in a cube at the center of the cell.

当视点不位于场景采样点处时，从该视点邻近的采样点处存储的可能可见的多边形表中搜索那些位于当前视域内的多边形，只需绘制这些多边形即可。

Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象，运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查，调查结果发现，石家庄市初中生物教师这一群体普遍存在职业倦怠，情感枯竭程度偏高，成就感偏低，去个性化程度最为严重。