Scanning X-ray nanodiffraction: from the experimental approach towards spatially resolved scattering simulations

被引:2
作者
Dubslaff, Martin [1 ]
Hanke, Michael [1 ]
Patommel, Jens [2 ]
Hoppe, Robert [2 ]
Schroer, Christian G. [2 ]
Schoeder, Sebastian [3 ]
Burghammer, Manfred [3 ]
机构
[1] Paul Drude Inst Festkorperelekt, D-10117 Berlin, Germany
[2] Tech Univ Dresden, Inst Strukturphys, D-01069 Dresden, Germany
[3] European Synchrotron Radiat Facil, F-38043 Grenoble, France
来源
NANOSCALE RESEARCH LETTERS | 2012年 / 7卷
关键词
Quantum dots; Quantum dot molecules; X-ray nanodiffraction; X-ray scattering simulation; DIFFRACTION; PTYCHOGRAPHY; MICROSCOPY; ISLANDS; OBJECTS; STRAIN;
D O I
10.1186/1556-276X-7-553
中图分类号
TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
An enhancement on the method of X-ray diffraction simulations for applications using nanofocused hard X-ray beams is presented. We combine finite element method, kinematical scattering calculations, and a spot profile of the X-ray beam to simulate the diffraction of definite parts of semiconductor nanostructures. The spot profile could be acquired experimentally by X-ray ptychography. Simulation results are discussed and compared with corresponding X-ray nanodiffraction experiments on single SiGe dots and dot molecules.
引用
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页数:8
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