李国武;施倪承;马喆生;熊明;唐攀科;

• 1:中国地质大学(北京)晶体结构实验室矿物岩石材料开发应用国家专业实验室
• 2:有色金属矿产地质调查中心

摘要(Abstract)：

调制结构广泛存在于天然矿物中,利用具有照相特点的CCD平面高灵敏探测器单晶X射线衍射仪,对公度和非公度调制结构的单晶衍射特征进行了研究,根据倒易点的分布规律和晶胞特点提出了超结构的分类方法和非公度调制结构的高维指标化方法。

关键词(KeyWords)： 晶体结构测定;超结构;非公度调制结构;单晶衍射

Abstract:

Keywords:

基金项目(Foundation): 国家自然基金项目(批准号:40672030)

作者(Author): 李国武;施倪承;马喆生;熊明;唐攀科;

Email:

DOI:

参考文献(References)：

• [1]Hao Q,Liu Y-W,Fan Hai-Fu.Direct methods in superspace.Ⅰ.Preliminary theory and test on the determination of incommensurate mod-ulated structures[J].Acta Cryst,1987,A43:820.
• [2]FAN Hai-Fu.Multi-dimensional direct methods[A].Dorset D L,Hovm ller S,Zou X.Electron Crystallography[M].The Netherlands:Kluwer Academic Publishes,1998:193-202.
• [3]杜洁海,郑学峰,张振宇.一维调制结构的四维空间点阵[J].吉林工业大学学报,1996,26(4):60-64.
• [4]Fan Hai-Fu,van Smaalen S,Lam E J W,Buerskens P T.Direct methods for incommensurate intergrowth compounds:I.Determination of the modulation[J].Acta Cryst,1993,A49:704-706.
• [5]Mo You-de,Fu Zheng-qing,Fan Hai-fu,van Smaalen S,LamE J W,Beurskens P T.Direct methods for incommensurate intergrowth com-pounds:III.Solving the average structure in multidimensional space[J].Acta Cryst,1996,A52:640-644.
• [6]Fan H-F,Yao J-X.The program SAPI and its applications:I.Automatic search of pseudo-systematic extinction for solving superstructures[J].Acta Cryst,1988,A39:688-691.
• [7]吴晓京,李方华,马哲生,施倪承.安康矿一维无公度调制结构的电子衍射研究[J].物理学报,1990,2:231-236.
• [8]de Gelder R,Isrel R,LamE J W,Beurskens P T,van Smaalen S,Fu Zheng-qing,Fan Hai-fu.Direct methods for incommensurately mod-ulated structures.On the applicability of normalized structure factor[J].Acta Cryst,1996,A52:947-954.
• [9]H che T,Esmaeilzadeh S,Uecker R,Lidin S,Neumann W.(3+1)-Dimensional structure refinement of the fresnoite framework-structure type compound Ba2TiGe2O8[J].Acta Cryst,2003,B59:209-216.
• [10]Pilz K.Automatic indexing of area-detector data of periodic and aperiodic crystals[J].Crystallography,2002,App,35:253-260.
• [11]Scho nleber A,Meyer M,Chapuis G.NADA-a computer program for the simultaneous refinement of orientation matrix and modulation vector(s)[J].Acta Cryst,2001,App,34:777-779.
• [12]李国武,马喆生,施倪承,熊明,范海福.一维非公度调制结构安康矿X射线衍射及四维空间指标化研究[J].矿物岩石,2005,25(3):41-46.
• [13]徐金沙,杨光明,李国武,邬志亮,沈敢富.新矿物丁道衡矿-(Ce):珀硅钛铈矿的同质多象体和硅钛铈矿亚族C(1)位上的钛类似矿物[J].矿物学报,2008,28(3):237-243.