Linear systems with slowly varying transfer functions and their application to x-ray phase-contrast imaging

Author(s)
Pavlov, Konstantin M
Gureyev, Timur
Paganin, David
Nesterets, Yakov
Morgan, M J
Lewis, R A
Publication Date
2004
Abstract
A novel theoretical treatment of linear shift-invariant imaging systems is developed, which allows explicit solution of forward and inverse problems in the case of large values of the generalized Fresnel number. The method will be useful in a variety of domains including optical instrumentation, biomedical imaging and materials science. Our approach is used to integrate two particularly topical x-ray imaging methods, namely propagation-based and analyser-crystal-based x-ray phase-contrast imaging.
Citation
Journal of Physics D: Applied Physics, 37(19), p. 2746-2750
ISSN
1361-6463
0022-3727
Link
Publisher
Institute of Physics Publishing Ltd
Title
Linear systems with slowly varying transfer functions and their application to x-ray phase-contrast imaging
Type of document
Journal Article
Entity Type
Publication

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