A novel multi‐detection technique for three‐dimensional reciprocal‐space mapping in grazing‐incidence X‐ray diffraction
Author(s) -
Schmidbauer M.,
Schäfer P.,
Besedin S.,
Grigoriev D.,
Köhler R.,
Hanke M.
Publication year - 2008
Publication title -
journal of synchrotron radiation
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.172
H-Index - 99
ISSN - 1600-5775
DOI - 10.1107/s0909049508023856
Subject(s) - reciprocal lattice , diffraction , optics , scattering , angular resolution (graph drawing) , reciprocal , incidence (geometry) , detector , physics , substrate (aquarium) , x ray crystallography , resolution (logic) , x ray , space (punctuation) , range (aeronautics) , materials science , computer science , mathematics , linguistics , philosophy , oceanography , combinatorics , artificial intelligence , composite material , geology , operating system
A new scattering technique in grazing‐incidence X‐ray diffraction geometry is described which enables three‐dimensional mapping of reciprocal space by a single rocking scan of the sample. This is achieved by using a two‐dimensional detector. The new set‐up is discussed in terms of angular resolution and dynamic range of scattered intensity. As an example the diffuse scattering from a strained multilayer of self‐assembled (In,Ga)As quantum dots grown on GaAs substrate is presented.
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