空间群

Bi系高温超导体中非公度调制结构相的空间群测定

Determination of space group of incommensurate modulation structure phases in Bi high temperature superconductors

其输入内容仅要求X射线波长、晶胞参数、空间群和原子坐标等。

The input for the XRAY requires only X-ray wavelength , cell sizes , space group and positional parameters of atoms .

X射线粉末衍射实验确定所获BaWO4晶体的结构属于四方晶系，空间群I41/a。通过浮力法测得其密度为6.393g/cm3。

The cell parameters of BaWO_4 crystal were measured by X-ray powder diffraction .

关于空间群判断失误的札记I.最小素单胞的选取

On the Incorrect Assignment of Space Groups . I. Choosing the Smallest Primitive Unit Cell

D（6h）~4结构空间群的IR矩阵和IR基的计算

The Calculation of D 4 6h Structure Space Groups IR Matrics and IR Gelfand Basis

用胶溶法合成了不同粒径的CeO2纳米晶，XRD分析表明，所合成的CeO2纳米晶属立方晶系，空间群为。

Nanocrystalline CeO2 with different particle sizes were prepared by colloidal chemical method .

关于空间群的C&G系数及IR表示的计算中位相因子的处理方法

Clebsch-Gordan Coefficients of Space Groups and the Method of Disposition of the Phase Factor in the Process of Computation by the Irreducible Representation

而磁空间群的CG系数尚无人计算。

But the C-G coefficients of magnetic space group is calculated by no one .

通过XRD测试，验证了Dy：KYbW和Tb：KYbW晶体均属于单斜晶系，C2/c空间群，计算了两种晶体的晶格常数。

Tb : KYbW and Dy : KYbW belong to monoclinic system with space group C2 / c. The lattice parameters were calculated .

用CBED测定PrCo（12）B6化合物的空间群

Determination of space group of prco_ ( 12 ) b_6 compound by covergent beam electron diffraction

D（4h）~9磁空间群CG系数的计算

Calculation of CG coefficient of D_ ( 4h ) ~ 9 magnetic space groups

关于磁空间群D（6h）~1CG系数的计算

The Calculation of D_ ( 6h ) ~ 1 CG Coefficients of Magnetic Space Group

7-羟基-4-甲基-6-磷酰二异丙基香豆素的X射线分析数据表明其为单斜晶系，P2（1）/n空间群。

The XRD analysis of 2f was described . Its crystal was monoclinic , with space group P2 ( 1 ) / n.

由于不依赖于CPU，它具有较好的兼容性、实时性和可靠性，适用于多处理器系统中多个并行工作模块的互连。空间群PI；

It is because of better compatibility , real-time and reliability that PI bus is used for the interlinkage of multi-parallel-job modules in multiprocessor system .

P3121（D3~4）空间群晶体的Raman谱研究（Ⅱ）α石英晶体的Raman谱

Study of Raman spectra for crystals with space group p3_121 ( d_3 ~ 4 ) ( ⅱ ) the Raman spectra of a-quartz

D（4h）~9空间群Γ点的相变群论分析

Analysis of group theory of phase transitions at γ point of space group d_4h ~ 9

X射线粉末衍射分析表明，Er：LCB和LCB具有相同的晶体结构，均属于单斜晶系，C2空间群。

The X-ray powder diffraction analysis shows that Er : LCB has the same crystal structure as LCB does .

四磷酸镧钾（KLa[PO3]4）晶体属单斜晶系，空间群为P21。

The crystal of potassium lanthanum metaphosphate with composition KLa [ P03 ] 4 belongs to monoclinic system .

不同空间群SAPO-11分子筛对正辛烷异构化反应的催化性能

Catalytic Performance of SAPO-11 Zeolite with Different Spacers for Isomerization of Octane

通过XRD分析，验证了晶体属于四方晶系、I41/a空间群，并计算了晶胞参数。

The crystals belong to tetragonal system with I4I / a space group by XRD analysis , which has a structure of scheelite . The cell parameters of crystal were calculated .

BaY2F8晶体属于单斜晶系，双轴晶体，空间群为C2/m。

BaY_2F_ 8 crystal belongs to monoclinic-symmetry class ( biaxialcrystal , space group C 2 / m , point group C 2h ) .

因此可以断定，有序绿辉石的空间群为P2/n，而非P2。

Hence , it is concluded that the space group of ordered omphacite is P2 / n , not P 2 .

P3121（D3~4）空间群晶体的Raman谱研究（Ⅰ）二元系压电晶体用Al（1&x）GaxPO4的Raman谱

Study of Raman spectra for crystals with space group p3_12l ( d_3 ~ 4 )( I ) Raman spectra of two-component piezoelectric single crystal al_ (ι - x ) ga_xpo_4

A-15结构空间群C&G系数计算

Calculation of the C-G Coefficients for the Structure A-15 Space Groups

首先对第一布里渊区中的高对称点A、KH、M，高对称线P、Δ求出该空间群的选择定则，在此基础上计算了的C－G系数。

First the selection rules of this space are worked out in relation to the points of higher symmetry A. K. H and lines of higher symmetry P. Δ in the first Brillouin Zone .

D（6h）~4结构空间群C-G系数的计算

Calculation of the C-G Coefficients for the Structure D_ ( 6h ) ~ 4 Space Groups

影响SAPO-11分子筛焙烧前后晶胞空间群变化的因素

Factors Affecting the Spacer Changes of SAPO-11 Zeolite

KRe（WO4）2一类晶体属单斜晶系，空间群为C2／c。

KRe ( WO_4 ) _2 ( Re is rare earth element ) belongs to monoclinic system , space group C2 / c.

该参数化方法给出了该类观测器增益矩阵的参数化表达式，其所含参数除了满足两个约束条件之外是完全自由的.空间群PI；

The method presents the parametric expression for the gain matrix of the high-order PI observer . The contained parameters satisfy the needs of two constraints and are completely free as well .

配合物14都属于Triclinic晶系，P-1空间群。

The complexes 14 belong to Triclinic crystal system , P-1 space group .