1) crystal cell number
晶胞数
1.
Through calculation of the crystal cell number, atomicity, external crystal cell number and the external atomicity on the (001) crystal plane of different granularities, their characteristic were given, and the relation.
同时通过对叶蜡石颗粒的晶胞数、原子数、表面晶胞数以及平行(001)面的表面原子数的计算,列出了叶蜡石纳米结构参数的表征,讨论了它们与纳米级叶蜡石颗粒尺度大小的相关规律,并结合纳米微粒的特征对其进行了简要的分析。
2) Unit cell parameter
晶胞参数
1.
x-- ray diffraction data and unknown crystal system program was used to determined the crystal structure sample 1# which synthesis under the vacancy condition was tetragonal, the other were trigonal,with oxygen pressure increase, the unit cell parameter change in regulation We also calculated the La3+emptiness site and B-site occupancy and structur
利用X射线衍射数据和未知品系点阵常数计算程序(TREOR)测定了其晶体结构,真空样品为四方晶系,其余为三方晶系,且随氧分压升高晶胞参数呈规律性变化,并计算出各位占有率、La3+空位量和非整比结构式。
2.
The author makes studies on unit cell parameters, infrared spectrums, thermoluminescences, inclusions of quartz in various mineralization stages and summarizes some ore guides.
重点研究了库布苏金矿化带中石英脉与金矿化关系,对不同成矿阶段石英的化学成分、晶胞参数、红外光谱、热发光、包裹体等进行了研究,总结了找矿矿物学标志。
3.
These data of new minerals include their crystallographic systems, space groups, unit cell parameters, main powder diffraction data ( I, hkl ), physical properites (crystal form, color, streak, luster, cleavage, luminescence, hardness, density etc.
数据依次为:矿物的晶系、空间群、晶胞参数、主要粉晶数据(I、hkl)、物理性质(晶形、颜色、条痕、光泽、解理、发光、硬度、密度等)、光学性质(一、二轴晶,正、负光性,折光率,反射率,双反射,2V,色散,吸收性,多色性等)、产状、共生矿物等。
3) cell parameter
晶胞参数
1.
Study on determining composition,crystallinity,cell parameter and ratio of silicate to aluminium of Zeolite NaY treated from kaolinite by X-ray diffractometer;
X射线衍射法测定高岭石合成的NaY分子筛物相组成、结晶度、晶胞参数及硅铝比研究
2.
The cell parameters a and c of Ba1.
5-xSrxZr4P5SiO24晶胞参数a和c随温度的变化较为复杂,常温下其晶胞参数a随Sr含量x的增加变化不大,但c出现明显减小。
3.
The unit cell parameters are:α=1.
通过X射线粉末衍射分析,得出了YbAG晶体的晶胞参数:a=1。
4) unit cell parameters
晶胞参数
1.
The influence of different ratio of raw materials on crystalline phases and unit cell parameters were studied and the formation mechanism of mullite solid solution was discussed.
探讨不同配方合成的莫来石的晶相组成、晶胞参数及带有结构缺陷的莫来石固溶体的形成机理。
2.
The percents of Mn4+ in the oxides were measured by chemical analysis and unit cell parameters.
在不同氧分压下合成了LaMnO3+λ系列化合物,用XRD法进行了结构测定与分析,用化学滴定法测定了Mn4+含量,由测定结果计算晶胞参数,LaMnO3+λ中系数λ值和La3+空位率。
5) lattice parameters
晶胞参数
1.
The lattice parameters of the crystals were determined by XRD,and its lattice parameters were calculated.
结果表明,随着Ca2+掺杂浓度的增加,分凝系数变小;对CaxY1-xVO4晶体进行了XRD分析,计算了其晶胞参数。
2.
The crystal lattice parameters, refractive index and the optical damage threshold were tested.
测定了晶体的晶胞参数、折射率和激光损伤阈值。
3.
By using Guinier-Hagg camera, computer-linked scanner system and associated programs, the lattice parameters ofα-Sialon for the compositions (Ca_0.
4)的α-Soalon的晶胞参数。
6) lattice parameter
晶胞参数
1.
The lattice parameters were determined and the amount of crystalline phases was calculated by Philips X’pert p.
采用PhilipsX’pertplus软件确定莫来石固溶体的晶胞参数和晶胞体积,用RietveldQuantification软件计算各晶相的含量,并用扫描电子显微镜观察了晶相的显微形貌。
2.
The lattice parameters,longitudinal distribution of Yb 3+ ion and the absorption spectra of the crystals were compared.
采用提拉法和温梯法生长出掺杂浓度为 5 %原子分数的Yb∶YAG激光晶体 ,比较了两种不同生长方式的晶体在晶胞参数、Yb离子纵向分布以及吸收光谱上的差异 ,发现温梯法生长对晶体晶胞结构影响较少 ,但是Yb离子纵向分布相差较大。
3.
70 and lattice parameter decreased with increase of Li/Mn.
70的范围内,样品均呈现出单相的尖晶石型结构特征,样品的晶胞参数a0随着锂的加入比例Li/Mn的增加减小。
补充资料:晶胞
晶胞 unit cell 晶体的基本结构单位。反映晶体结构三维周期性的晶格将晶体划分为一个个彼此互相并置而等同的平行六面体,即为晶胞。晶胞包括两个要素:一是晶胞的大小、型式;另一是晶胞的内容,前者主要指晶胞参数的大小,即平行六面体的边长a、b、c和夹角α、β、γ的大小 ,以及与晶胞对应的空间点阵型式,即属于简单格子P还是带心格子I、F或C等;后者主要指晶胞中有哪些原子、离子以及它们在晶胞中的分布位置等。以氯化钠晶体为例(见图),它的晶胞参数a=b=c=5.64埃,α=β=γ=90°,属立方面心格子F,晶胞内含4个Na+离子和4个Cl-离子。
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