Dr. Klaus-Jürgen Engel Profile

Dr. Klaus-Jürgen Engel

at Koninklijke Philips Electronics NV

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Author

Publications (8)

Proceedings Article | 15 February 2021 Poster + Presentation + Paper

Iterative reconstruction anti-correlated ROF model for noise reduction in dual-energy CBCT imaging

Luis A. Zavala-Mondragon, Klaus Juergen Engel, Bernd Menser, Danny Ruijters, Peter H. de With, Fons van der Sommen

Proceedings Volume 11596, 115962G (2021) https://doi.org/10.1117/12.2579500

KEYWORDS: Denoising, Radio over Fiber, Dual energy imaging, Reconstruction algorithms, Neuroimaging, Brain, X-rays, Visible radiation, Signal attenuation, Photon counting

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Proceedings Article | 16 March 2020 Paper

Dual layer x-ray detector simulation

Klaus Juergen Engel, Bernd Menser, Pierre Rohr, Walter Ruetten, Matthias Simon, Axel Thran

Proceedings Volume 11312, 113121O (2020) https://doi.org/10.1117/12.2549633

KEYWORDS: Photons, Sensors, X-rays, X-ray detectors, Monte Carlo methods, Iodine, Scattering, Absorption, Mass attenuation coefficient, Signal detection

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Proceedings Article | 16 March 2020 Paper

Physical image simulation of human brain in case of acute stroke

Matthias Simon, Klaus Juergen Engel, Bernd Menser, Walter Ruetten, Axel Thran, Dirk Schaefer

Proceedings Volume 11312, 1131234 (2020) https://doi.org/10.1117/12.2549551

KEYWORDS: Brain, Tissues, Neuroimaging, X-rays, Monte Carlo methods, Dual energy imaging, X-ray computed tomography, Ischemic stroke

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Proceedings Article | 17 March 2011 Paper

Simulation of one-dimensionally polarized x-ray semiconductor detectors

Klaus Engel, Christoph Herrmann

Proceedings Volume 7961, 79610W (2011) https://doi.org/10.1117/12.878110

KEYWORDS: Sensors, Monte Carlo methods, Semiconductors, Doping, Polarization, Electrodes, X-rays, Clouds, X-ray detectors, Electric field sensors

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Proceedings Article | 14 March 2009 Paper

Impact of scattered radiation on spectral CT

Jens Wiegert, Klaus Jürgen Engel, Christoph Herrmann

Proceedings Volume 7258, 72583X (2009) https://doi.org/10.1117/12.813674

KEYWORDS: Sensors, Photons, Monte Carlo methods, Signal attenuation, Fluctuations and noise, Computed tomography, Statistical analysis, Gadolinium, X-ray computed tomography, Computer simulations

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Proceedings Article | 19 March 2008 Paper

Two-dimensional anti-scatter grids for computed tomography detectors

Gereon Vogtmeier, Ralf Dorscheid, Klaus Juergen Engel, Randy Luhta, Rod Mattson, Brian Harwood, Michael Appleby, Bill Randolph, Jill Klinger

Proceedings Volume 6913, 691359 (2008) https://doi.org/10.1117/12.770063

KEYWORDS: Sensors, X-rays, Manufacturing, Monte Carlo methods, Computed tomography, X-ray computed tomography, Image quality, Prototyping, Collimation, Lithography

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Proceedings Article | 18 March 2008 Paper

Spectral analysis of scattered radiation in CT

Klaus Engel, Christian Bäumer, Jens Wiegert, Günter Zeitler

Proceedings Volume 6913, 69131R (2008) https://doi.org/10.1117/12.771063

KEYWORDS: Photons, Sensors, X-rays, Monte Carlo methods, X-ray computed tomography, Fluctuations and noise, Scattering, Compton scattering, Rayleigh scattering, Laser scattering

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Proceedings Article | 2 March 2006 Paper

Impact of CT detector pixel-to-pixel crosstalk on image quality

Klaus Engel, Lothar Spies, Gereon Vogtmeier, Randy Luhta

Proceedings Volume 6142, 61422F (2006) https://doi.org/10.1117/12.654499

KEYWORDS: Modulation transfer functions, Sensors, X-ray computed tomography, X-rays, Point spread functions, X-ray detectors, Signal detection, Signal to noise ratio, Image quality, Visibility

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Showing 5 of 8 publications

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