Dr. Jörg U. Hammel Profile

Dr. Jörg U. Hammel

Scientist at Helmholtz-Zentrum Hereon

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Publications (19)

Proceedings Article | 28 September 2023 Presentation

Presentation

Artificial intelligence for synchrotron-radiation tomography

Julian Moosmann, Bashir Kazimi, Philipp Heuser, Frank Schlünzen, Ivo Baltruschat, Sahar Kakavand, Christian Lucas, Stefan Bruns, Berit Zeller-Plumhoff, Florian Wieland, Hanna Cwieka, Silja Flenner, Imke Greving, Jörg Hammel, Felix Beckmann

Proceedings Volume PC12655, PC1265502 (2023) https://doi.org/10.1117/12.2675628

KEYWORDS: Tomography, Artificial intelligence, X-rays, Synchrotron radiation, Phase contrast, Machine learning, Image segmentation, X-ray imaging, Tunable filters, Synchrotron x-ray imaging

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Proceedings Article | 10 November 2022 Presentation + Paper

Presentation + Paper

An active learning approach for the interactive and guided segmentation of tomography data

Bashir Kazimi, Philipp Heuser, Frank Schluenzen, Hanna Cwieka, Diana Krüger, Berit Zeller-Plumhoff, Florian Wieland, Jörg Hammel, Felix Beckmann, Julian Moosmann

Proceedings Volume 12242, 122420F (2022) https://doi.org/10.1117/12.2637973

KEYWORDS: Tomography, Image segmentation, Monte Carlo methods, Performance modeling, Bone, Process modeling, Data acquisition, Analytical research, Web services, Synchrotron radiation

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Proceedings Article | 14 October 2022 Presentation + Paper

Presentation + Paper

Quantitative phase-contrast x-ray micro CT for visualization of mouse lymph nodes

Mirko Riedel, Jörg Hammel, Julian Moosmann, Felix Beckmann, Florian Schwarzenberg, Paul Schuetz, Stephan Henne, Clemens Wülfing, Madleen Busse, Julia Herzen

Proceedings Volume 12242, 1224213 (2022) https://doi.org/10.1117/12.2631184

KEYWORDS: Lymphatic system, Spatial resolution, Visualization, Imaging systems, X-rays, Tomography, Tissues, Phase contrast

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Proceedings Article | 3 October 2022 Presentation

Presentation

Radiation dose optimized microtomography using synchrotron radiation at beamlines P05/PETRA III and P07/PETRA III (Conference Presentation)

Felix Beckmann, Julian Moosmann, Joerg Hammel, Fabian Wilde, Imke Greving, Lars Lottermoser, Mirko Riedel, Pidassa Bidola, Hilmar Burmester

Proceedings Volume 12242, 122420D (2022) https://doi.org/10.1117/12.2634130

KEYWORDS: Synchrotron radiation, X-rays, Software development, Sensors, Optimization (mathematics), Materials science, Imaging systems, Image sensors, Camera shutters, Biology

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Proceedings Article | 25 November 2021 Presentation + Paper

Presentation + Paper

Brilliant light for materials science: industrial applications of synchrotron radiation based microtomography at the tomography instruments by GEMS at PETRA III

Marc Thiry, Julian Moosmann, Jörg Hammel, Fabian Wilde, Pidassa Bidola, Felix Beckmann

Proceedings Volume 11840, 118400U (2021) https://doi.org/10.1117/12.2596240

KEYWORDS: Tomography, Photons, Synchrotron radiation, Hafnium, Synchrotrons, Metals, Aluminum, Silver, Materials science, Visualization

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Proceedings Article | 11 November 2021 Presentation + Paper

Presentation + Paper

Brilliant light for materials science: industrial applications of synchrotron radiation-based microtomography at the tomography instruments by GEMS at PETRA III

Marc Thiry, Felix Beckmann, Jörg Hammel, Julian Moosmann, Fabian Wilde

Proceedings Volume 11840, 118400V (2021) https://doi.org/10.1117/12.2596669

KEYWORDS: Tomography, Materials science, Synchrotrons, Photons, Synchrotron radiation, Metals, Applied research, Analytical research

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Proceedings Article | 9 September 2021 Presentation + Paper

Presentation + Paper

High-resolution quantitative phase-contrast x-ray imaging for biomedical samples at PETRA III

Mirko Riedel, Alex Gustschin, Lev Ushakov, Wolfgang Noichl, Kirsten Taphorn, Madleen Busse, Felix Beckmann, Jörg Hammel, Julian Moosmann, Pierre Thibault, Julia Herzen

Proceedings Volume 11840, 118400W (2021) https://doi.org/10.1117/12.2594506

KEYWORDS: Image resolution, Kidney, Spatial resolution, Wave propagation, Phase shifts, Phase retrieval, X-ray imaging, Phase contrast

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Proceedings Article | 8 October 2019 Paper

Paper

Optimization of high-energy microtomography using synchrotron radiation at PETRA III

Felix Beckmann, Jörg Hammel, Julian Moosmann, Lars Lottermoser, Gregg Gunnell, Jörg Habersetzer

Proceedings Volume 11113, 111131A (2019) https://doi.org/10.1117/12.2530001

KEYWORDS: Sensors, Spatial resolution, Temporal resolution, Synchrotron radiation, Biology, Materials science, Image sensors, 3D image processing, Image resolution, Charge-coupled devices

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Proceedings Article | 10 September 2019 Paper

Paper

A load frame for in situ tomography at PETRA III

Julian Moosmann, D. C. Florian Wieland, Berit Zeller-Plumhoff, Silvia Galli, Diana Krüger, Alexey Ershov, Silke Lautner, Julian Sartori, Mason Dean, Sebastian Köhring, Hilmar Burmester, Thomas Dose, Niccoló Peruzzi, Ann Wennerberg, Regine Willumeit-Römer, Fabian Wilde, Philipp Heuser, Jörg Hammel, Felix Beckmann

Proceedings Volume 11113, 1111318 (2019) https://doi.org/10.1117/12.2530445

KEYWORDS: Tomography, Phase contrast, Materials science, Control systems, Feedback loops, Signal attenuation, Interferometers, Bone, Mechanics, Kinematics

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Proceedings Article | 10 September 2019 Paper

Paper

Correlative 3D anatomy and spatial chemistry in animal-microbe symbioses: developing sample preparation for phase-contrast synchrotron radiation based micro-computed tomography and mass spectrometry imaging

Benedikt Geier, Maximilian Franke, Bernhard Ruthensteiner, Miguel Ángel González Porras, Alexander Gruhl, Lars Wörmer, Julian Moosmann, Jörg Hammel, Nicole Dubilier, Nikolaus Leisch, Manuel Liebeke

Proceedings Volume 11113, 1111306 (2019) https://doi.org/10.1117/12.2530652

KEYWORDS: Tomography, 3D image processing, Synchrotron radiation, Mass spectrometry, Stereoscopy, Visualization, Chemistry, 3D modeling, Microorganisms, Molecules

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Proceedings Article | 4 October 2017 Paper

Paper

Using SRuCT to define water transport capacity in Picea abies

Silke Lautner, Claudia Lenz, Jörg Hammel, Julian Moosmann, Michael Kühn, Michele Caselle, Matthias Vogelgesang, Andreas Kopmann, Felix Beckmann

Proceedings Volume 10391, 1039118 (2017) https://doi.org/10.1117/12.2287221

KEYWORDS: Microscopy, Tissues, Tomography, Phase retrieval, Visualization, Synchrotron radiation, Biological research

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Proceedings Article | 26 September 2017 Paper

Paper

The NOVA project: maximizing beam time efficiency through synergistic analyses of SRμCT data

Sebastian Schmelzle, Michael Heethoff, Vincent Heuveline, Philipp Lösel, Jürgen Becker, Felix Beckmann, Frank Schluenzen, Jörg Hammel, Andreas Kopmann, Wolfgang Mexner, Matthias Vogelgesang, Nicholas Tan Jerome, Oliver Betz, Rolf Beutel, Benjamin Wipfler, Alexander Blanke, Steffen Harzsch, Marie Hörnig, Tilo Baumbach, Thomas van de Kamp

Proceedings Volume 10391, 103910P (2017) https://doi.org/10.1117/12.2275959

KEYWORDS: Synchrotron radiation microtomography, 3D image processing, 3D image reconstruction, 3D visualizations, Virtual reality, Image segmentation, Visualization, Tomography, Head, 3D modeling, Biological research, Synchrotron technology, Visual analytics, Analytical research, Data acquisition

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Proceedings Article | 26 September 2017 Paper

Paper

Biodegradable magnesium-based implants in bone studied by synchrotron radiation microtomography

Julian Moosmann, Berit Zeller-Plumhoff, D. C. Florian Wieland, Silvia Galli, Diana Krüger, Thomas Dose, Hilmar Burmester, Fabian Wilde, Martin Bech, Niccolò Peruzzi, Björn Wiese, Alexander Hipp, Felix Beckmann, Jörg Hammel, Regine Willumeit-Römer

Proceedings Volume 10391, 103910O (2017) https://doi.org/10.1117/12.2275121

KEYWORDS: Tomography, Bone, Absorption, Interfaces, Phase contrast, X-rays, Corrosion, Synchrotron radiation microtomography

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Proceedings Article | 25 September 2017 Paper

Paper

High-resolution grating interferometer for phase-contrast imaging at PETRA III

A. Hipp, J. Moosmann, J. Herzen, J. Hammel, A. Schreyer, F. Beckmann

Proceedings Volume 10391, 1039108 (2017) https://doi.org/10.1117/12.2273892

KEYWORDS: Interferometers, Spatial resolution, Signal to noise ratio, Sensors, Seaborgium, Aluminum, Polymethylmethacrylate, Magnesium, Cameras, Modulation transfer functions

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Proceedings Article | 4 October 2016 Presentation + Paper

Presentation + Paper

Evaluation of the degradation behavior of resorbable metal implants for in vivo osteosynthesis by synchrotron radiation based x-ray tomography and histology

Silvia Galli, Jörg Hammel, Julia Herzen, Timo Damm, Ryo Jimbo, Felix Beckmann, Ann Wennerberg, Regine Willumeit-Römer

Proceedings Volume 9967, 996704 (2016) https://doi.org/10.1117/12.2237563

KEYWORDS: Tomography, Metals, In vivo imaging, Corrosion, Bone, Tissues, X-rays, Magnesium, Image segmentation, Absorption

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Proceedings Article | 4 October 2016 Paper

Paper

Magnesium degradation observed in situ under flow by synchrotron radiation based microtomography

Frank Feyerabend, Thomas Dose, Yuling Xu, Felix Beckmann, Michael Stekker, Regine Willumeit-Römer, Andreas Schreyer, Fabian Wilde, Jörg Hammel

Proceedings Volume 9967, 99671X (2016) https://doi.org/10.1117/12.2241085

KEYWORDS: Corrosion, Magnesium, In vivo imaging, Oxygen, Gadolinium, Neodymium, Tomography, Synchrotron radiation, Bioalcohols, Bone

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Proceedings Article | 3 October 2016 Paper

Paper

Single-grating interferometer for high-resolution phase-contrast imaging at synchrotron radiation sources

A. Hipp, J. Herzen, J. Hammel, P. Lytaev, A. Schreyer, F. Beckmann

Proceedings Volume 9967, 996718 (2016) https://doi.org/10.1117/12.2237582

KEYWORDS: Interferometers, Phase interferometry, Sensors, X-rays, Tomography, Visibility, Signal to noise ratio, Synchrotron radiation, Spatial resolution, Point spread functions

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Proceedings Article | 12 September 2014 Paper

Paper

P05 imaging beamline at PETRA III: first results

Imke Greving, Fabian Wilde, Malte Ogurreck, Julia Herzen, Jörg Hammel, Alexander Hipp, Frank Friedrich, Lars Lottermoser, Thomas Dose, Hilmar Burmester, Martin Müller, Felix Beckmann

Proceedings Volume 9212, 92120O (2014) https://doi.org/10.1117/12.2061768

KEYWORDS: Tomography, Spatial resolution, Lenses, Cameras, Electroluminescent displays, Materials science, Biology, Microscopy, Crystals, X-ray microscopy

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Proceedings Article | 18 September 2008 Paper

Paper

High density resolution synchrotron radiation based x-ray microtomography (SR μCT) for quantitative 3D-morphometrics in zoological sciences

Michael Nickel, Jörg Hammel, Julia Herzen, Eric Bullinger, Felix Beckmann

Proceedings Volume 7078, 70781W (2008) https://doi.org/10.1117/12.794993

KEYWORDS: Absorption, Tissues, X-rays, Optical spheres, Visualization, Synchrotron radiation, Minerals, Particles, Tomography, Phase contrast

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Showing 5 of 19 publications

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