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Program including abstracts as pdf available here

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Keynote 2<br />

Title<br />

X-RAy PHASE-CONTRAST RADIOGRAPHy AND CT:<br />

TRANSLATION FROM SyNCHROTRON RESEARCH TO ROuTINE CLINICAL DIAGNOSTICS<br />

Authors<br />

FRANz PFEIFFER 1<br />

Affiliations<br />

1 Technical University Munich, GERMANY<br />

KeYnOTeS<br />

Body<br />

The b<strong>as</strong>ic principles of x-ray image formation in radiography have remained essentially<br />

unchanged since Röntgen first discovered x-rays over a hundred years ago. The conventional<br />

approach relies on x-ray attenuation <strong>as</strong> the sole source of contr<strong>as</strong>t and draws exclusively on<br />

ray or geometrical optics to describe and interpret image formation. This approach ignores<br />

another, potentially more useful source of contr<strong>as</strong>t, namely the ph<strong>as</strong>e information. Ph<strong>as</strong>e-contr<strong>as</strong>t<br />

imaging techniques, which can be understood using wave optics rather than ray optics,<br />

offer ways to augment or complement standard attenuation contr<strong>as</strong>t by incorporating ph<strong>as</strong>e<br />

information.<br />

This presentation will review the recent development of ph<strong>as</strong>e-contr<strong>as</strong>t imaging in general,<br />

and focus particularly on our contributions to the development of grating-b<strong>as</strong>ed x-ray ph<strong>as</strong>econtr<strong>as</strong>t<br />

computed tomography. A variety of experimental results will be shown that highlight<br />

the potential of this novel method for biomedical, clinical, and industrial applications. The<br />

presentation concludes with an outlook concerning the translation to pre-clincial and finally<br />

clinical practice.<br />

15

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