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Collection of Bragg data with a neutron flat‐cone diffractometer
Author(s) -
Hohlwein D.,
Hoser A.,
Prandl W.
Publication year - 1986
Publication title -
journal of applied crystallography
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.429
H-Index - 162
ISSN - 1600-5767
DOI - 10.1107/s002188988608946x
Subject(s) - diffractometer , cone (formal languages) , neutron , weighting , optics , consistency (knowledge bases) , geometry , materials science , powder diffractometer , physics , mathematics , algorithm , diffraction , nuclear physics , scanning electron microscope , acoustics
The design and operational principles are presented of a novel neutron diffractometer based on the flat‐cone technique which uses a 400‐cell one‐dimensional multidetector. Setting angles and measuring conditions are given for a generalized flat‐cone geometry. Test data were collected from an Ni(NH 3 ) 6 (NO 3 ) 2 crystal. They are compared with Bragg intensities measured from the same crystal with a conventional four‐circle diffractometer. A test for consistency between the two data sets gives R values of 0.019 and 0.031 depending on the weighting scheme. The results of independent structure refinements are in good agreement.
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