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Title: Imaging method based on attenuation, refraction and ultra-small-angle-scattering of x-rays

Patent ·
OSTI ID:1175504

A method for detecting an image of an object by measuring the intensity at a plurality of positions of a transmitted beam of x-ray radiation emitted from the object as a function of angle within the transmitted beam. The intensity measurements of the transmitted beam are obtained by a crystal analyzer positioned at a plurality of angular positions. The plurality of intensity measurements are used to determine the angular intensity spectrum of the transmitted beam. One or more parameters, such as an attenuation property, a refraction property and a scatter property, can be obtained from the angular intensity spectrum and used to display an image of the object.

Research Organization:
Argonne National Laboratory (ANL), Argonne, IL (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC02-76CH00016
Assignee:
Illinois Institute of Technology (Chicago, IL)
Patent Number(s):
6,947,521
Application Number:
10/463,827
OSTI ID:
1175504
Country of Publication:
United States
Language:
English

References (2)

Diffraction enhanced imaging contrast mechanisms in breast cancer specimens journal September 2002
Maximum Likelihood from Incomplete Data Via the EM Algorithm journal September 1977

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