Dr. Stefan M Popescu Profile

Dr. Stefan M Popescu

Senior Scientist at Siemens Healthineers

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Author

Publications (4)

Proceedings Article | 16 September 2008 Paper

Phase-contrast imaging and tomography at 60 keV using a conventional x-ray tube

T. Donath, F. Pfeiffer, O. Bunk, W. Groot, M. Bednarzik, C. Grünzweig, E. Hempel, S. Popescu, M. Hoheisel, C. David

Proceedings Volume 7078, 707817 (2008) https://doi.org/10.1117/12.794699

KEYWORDS: X-rays, Interferometers, X-ray imaging, Tomography, Refractive index, Signal attenuation, X-ray computed tomography, Phase measurement, X-ray sources, X-ray detectors

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Proceedings Article | 2 March 2006 Paper

Combination of CT scanning and fluoroscopy imaging on a flat-panel CT scanner

M. Grasruck, R. Gupta, B. Reichardt, Ch. Suess, B. Schmidt, K. Stierstorfer, S. Popescu, T. Brady, T. Flohr

Proceedings Volume 6142, 61422J (2006) https://doi.org/10.1117/12.653390

KEYWORDS: Sensors, Scanners, Spatial resolution, X-ray computed tomography, Computed tomography, Fluoroscopy, Angiography, Image quality standards, Tomography, X-rays

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Proceedings Article | 20 April 2005 Paper

Evaluation of image quality and dose on a flat-panel CT-scanner

M. Grasruck, Ch. Suess, K. Stierstorfer, S. Popescu, T. Flohr

Proceedings Volume 5745, (2005) https://doi.org/10.1117/12.594583

KEYWORDS: Sensors, Image quality, Scanners, Scattering, X-ray computed tomography, Spatial resolution, Calibration, Collimation, Laser scattering, Computed tomography

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Proceedings Article | 20 April 2005 Paper

Design and evaluation of a prototype volume CT scanner

Stefan Popescu, Karl Stierstorfer, Thomas Flohr, Christoph Suess, Michael Grasruck

Proceedings Volume 5745, (2005) https://doi.org/10.1117/12.593634

KEYWORDS: Sensors, X-rays, Scanners, X-ray computed tomography, Spatial resolution, Prototyping, X-ray imaging, X-ray detectors, Signal processing, Calibration

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