In this paper, we apply X ray diffractometer method to determine the crystal space lattice constant of spectrum pure metallic copper Cu accurately. 用X射线衍射仪法对光谱纯铜进行了点阵常数的精确测定,给出了测定值。
The lattice constant determination of metals& Method of X-ray diffractometer GB/T8360-1987金属点阵常数的测定方法X射线衍射仪法
The crystal lattice constant is an important parameter of the crystal and it changes extremely slightly. 晶体的点阵常数是晶体的重要参数,它的改变是极细微的。
The factors affecting the in-plane thermal conductivity of thin films discussed include the mass of particles, the well depth, and the lattice constant, etc. 从粒子质量、势阱深度、晶格常数的变化等方面讨论了其对薄膜两种材料的切向导热系数的影响。
A new method measuring lattice constant with Debye method 用德拜法精确测定晶体点阵常数的一种新方法
Lattice contraction was found through the calculation of lattice constant. The biggest contraction percentage is 1.1%. 通过晶格常数的计算发现:晶格畸变为收缩,且随着粒径的减小收缩率增加,最大值为1.1%。
This character remains in the variation range of-3% ― 20% of lattice constant. 这个特性在原胞的晶格常数变化的-3%-20%范围内保持不变。
The raise of Al element would decrease the formation and the lattice constant of ( Ti, Al) N. 随着Al含量的增加,涂层中的(Ti,Al)N相将减少,且其晶格常数将降低。
The lumped-mass method was employed to calculate the vibration band gaps of one-dimensional phononic crystals consisted of granite and nitrile rubber, the effects of the number of lumped-mass, lattice constant, volume fraction and viscoelasticity of nitrile rubber on band gaps were also investigated. 采用集中质量法计算了一维花岗岩/丁腈橡胶声子晶体的振动带隙,研究了集中质量数、晶格常数、组分比及丁腈橡胶的粘弹性对带隙的影响。
According to the composition of 6061 aluminum alloy, the Al, Mg, Si and Cu element powders were mechanical alloyed. Physics phases, alloying character, lattice constant, grain size and lattice strain of these powders were determined and discussed. Al,Mg,Si和Cu元素粉末按6061铝合金成分配比进行了机械合金化(MA),对其物相、合金化特性、晶格常数、晶粒尺寸及点阵应变作了测定和分析讨论。
The angular dispersion is studied by the Bragg equation, it depends on the lattice constant and Bragg angle, it is increasing with the Bragg angle and decreasing with the lattice constant. 从X射线衍射的布拉格公式出发,研究了双通道椭圆弯晶谱仪的角色散率,它取决于晶格常数和布拉格角,随布拉格角增大而增大,随晶格常数增大而减小。
Nine lattice constant functions of disordered binary solid solutions are introduced. 介绍了无序二元固溶体的9种晶格常数函数;
The crystal structure and lattice constant of ZnO are similar to those of GaN. ZnO材料无论是在晶格结构,晶格常数还是在禁带宽度上都与GaN很相似,对衬底没有苛刻的要求而且很易成膜,被认为是很有前途的光电子材料。
The potential curve and the relationship between temperature and bulk modulus, linear thermal expansion coefficient, lattice constant and specific heat of fcc-Ir were calculated quantitatively. 在此基础上,解释Ir的原子状态与晶体结构的关系,计算fcc-Ir的势能曲线,体弹性模量、线热膨胀系数、晶格常数和比热容等随温度变化的曲线。
Both the lattice-point shape and lattice constant can be tunable. 在特定波长下,格点形状和晶格周期都是可调的。
8, the crystal lattice constant and relative intensity are increased. X射线衍射峰的位置向衍射角减小的方向移动,晶格常数和相对强度增大。
In the paper, it has been studied that possibility of technology method of preparing TiC 、 TiN fine powder in planet ball-milling. After the ball milling, crystal structure Lattice constant etc. have been determined and analyzed. 本文研究了行星球磨制备TiC、TiN微粉工艺方法的可行性,并对球磨后的TiC、TiN晶体结构、晶格常数等进行了测定与分析。
Study of lattice constant and microhardness in 10crmo_ ( 910) alloy& steel pipe 10CrMo(910)钢管的晶格常数和显微硬度的研究
The boron carbide powder is synthesized directly and its composition, lattice constant and mean particle size are measured, the optimum technological parameters of synthetic reaction are determined experimentally. 直接合成了碳化硼粉,测定了其化学成分、点阵常数、平均粒径,确定了合成反应的最佳工艺参数。
Refraction Correction on Determining the Lattice Constant 点阵常数测定中的折射修正
Mn incorporation results in the increase of the lattice constant and band-gap energy of ZnO, and also induces microstructural disorder. Mn掺杂导致了ZnO晶格常数和光学带隙的增加,并且诱导了微结构的无序性。
The effects on band gaps of density ratio, stiffness ratio, lattice constant, and thickness of pipelines and so on are discussed. 分析讨论了弹性模量比、密度比、晶格常数和管厚等对禁带频率的影响。
When the nitrogen flow rate increases, the deposition rate decreases and the lattice constant increases. 薄膜的沉积速率随氮气流量的增加而降低,薄膜的晶格常数随之增加。
Lattice constant and filling rate have great influence to some extent determines the band gap width, center wavelength. 晶格常数和填充率对光子晶体带隙的影响很大,从一定程度上决定了带隙的宽度,中心波长。
The calculated lattice constant agrees with the experimental value. 计算得到的晶格常数与试验值吻合的很好。
For photonic crystals composed of interpenetrating cylinders, i.e. when the radius of the cylinders is larger than 3~ ( 1/ 2)/ 4 of the lattice constant, an efficient DtN map method is developed for computing the reflection and transmission spectra. 对由半径较大圆柱组成的光子晶体材料,也就是说其圆柱的半径大于格子常数的3~(1/2)/4倍,一个有效的DtN映射方法被研制出来计算其反射谱和折射谱。
Grain size and lattice constant were calculated. The change of phase compositions caused by pH value was discussioned. 计算了晶粒尺寸和晶格常数,进行了失重分析,讨论了影响相组成的因素。
Using XRD to determine the effects on lattice constant of the BFO layer and achieved the adjustment of BFO film strain through the buffer layer. 使用XRD的方法确定了不同缓冲层对BFO层的晶格常数的影响,实现了通过缓冲层对BFO薄膜应变的调节。
At this condition, we calculate the wurtzite GaN lattice constant, energy band structure, electronic density of states and dielectric function and so on. 我们在该截止动能下,计算了纤锌矿GaN的晶格常数、能带结构、电子态密度和介电函数等。