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A novel approach to scatter-free imaging for the improvement of breast cancer Detection

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Published 4 December 2014 © 2014 IOP Publishing Ltd and Sissa Medialab srl
, , 10th International Conference on Position Sensitive Detectors Citation F.H. Green et al 2014 JINST 9 C12013 DOI 10.1088/1748-0221/9/12/C12013

1748-0221/9/12/C12013

Abstract

Compton scattering is one of the main causes of image degradation in X-ray imaging. This is particularly noticeable in mammography where details of interest feature low contrast in comparison to the surrounding tissue. This work shows the feasibility of obtaining scatter-free images by using a quasi-monochromatic X-ray beam and a pixellated spectroscopic detector. This work presents characterisation of the imaging system and quantitative imaging data of a low contrast test object. An improvement in contrast by 8% was observed compared to images obtained including scattered radiation. Comparison with a conventional setup showed an increase in the image quality factor when scatter has been removed.

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10.1088/1748-0221/9/12/C12013