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Simple methods of aligning four‐circle diffractometers with crystal reflections
Author(s) -
Mitsui Y.
Publication year - 1979
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/s0021889879012681
Subject(s) - simple (philosophy) , plane (geometry) , optics , point (geometry) , aperture (computer memory) , focus (optics) , zero (linguistics) , crystal (programming language) , linearity , physics , geometry , computer science , mathematics , acoustics , philosophy , epistemology , linguistics , quantum mechanics , programming language
Simple methods of aligning four‐circle diffractometers with crystal reflections are devised. They provide the methods to check (1) perpendicularity of χ plane to the incident beam, (2) zero point of 2 θ and linearity of focus‐χ center‐receiving aperture and (3) zero point of χ.