Dr. Junjing Deng Profile

Dr. Junjing Deng

Assistant Physicist at Argonne National Lab

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Author

Publications (11)

Proceedings Article | 6 October 2023 Presentation

Advanced x-ray ptychography enables high-speed 3D imaging at the velociprobe

Junjing Deng, Yi Jiang, Fabricio Marin, Jeffrey Klug, Curt Preissner, Zhonghou Cai, Barry Lai

Proceedings Volume PC12698, PC1269806 (2023) https://doi.org/10.1117/12.2682124

KEYWORDS: X-rays, Stereoscopy, X-ray imaging, X-ray computed tomography, Ultrafast imaging, Tomography, Spatial resolution, Radiation effects, Prototyping, Nickel

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Proceedings Article | 6 October 2023 Presentation

Automatic parameter optimization for high-resolution ptychography

Yi Jiang, Junjing Deng, Jeff Klug, Zhonghou Cai, Barry Lai

Proceedings Volume PC12698, PC1269807 (2023) https://doi.org/10.1117/12.2682128

KEYWORDS: X-rays, X-ray microscopy, X-ray imaging, Reconstruction algorithms, Equipment, Biological imaging, X-ray fluorescence spectroscopy, Tomography, Spatial resolution, Prior knowledge

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Proceedings Article | 8 September 2021 Presentation + Paper

Ptychopy: GPU framework for ptychographic data analysis

Ke Yue, Junjing Deng, Yi Jiang, Youssef Nashed, David Vine, Stefan Vogt

Proceedings Volume 11839, 118390F (2021) https://doi.org/10.1117/12.2594281

KEYWORDS: GPU based image processing, Reconstruction algorithms, Diffraction, Human-machine interfaces, Data analysis, Visualization, Software frameworks, Phase retrieval, Sensors, Data processing, Synchrotrons

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Proceedings Article | 1 August 2021 Presentation

Multi-slice ptychography for continuous object within the depth of field

Yi Jiang, Junjing Deng, Yudong Yao, Jeffrey Klug, Zhonghou Cai, Barry Lai, Stefan Vogt

Proceedings Volume 11839, 118390E (2021) https://doi.org/10.1117/12.2594882

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Proceedings Article | 9 September 2019 Paper

Optimized illumination for high-throughput ptychography

Yudong Yao, Junjing Deng, Jeffrey Klug, Yi Jiang, Michael Wojcik, Youssef Nashed, Curt Preissner, Christian Roehrig, Zhonghou Cai, Oliver Cossairt, Stefan Vogt, Barry Lai

Proceedings Volume 11112, 111120G (2019) https://doi.org/10.1117/12.2530527

KEYWORDS: Monochromators, Coherence imaging, X-ray diffraction, X-ray imaging, X-rays, Data acquisition, Capillaries, Reconstruction algorithms

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Proceedings Article | 9 September 2019 Paper

Instrumentation and method developments of x-ray ptychography at the Advanced Photon Source

Junjing Deng, Yudong Yao, Yi Jiang, Si Chen, Jeffrey Klug, Michael Wojcik, Fabricio Marin, Curt Preissner, Christian Roehrig, Zhonghou Cai, Stefan Vogt, Barry Lai

Proceedings Volume 11112, 111120E (2019) https://doi.org/10.1117/12.2529805

KEYWORDS: Phase retrieval, Interferometry, Synchrotron radiation instrumentation, X-ray imaging, Diffraction, Microscopy

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Proceedings Article | 9 September 2019 Presentation

High-resolution ptychoraphic imaging of large-scale integrated circuits (Conference Presentation)

Yi Jiang, Junjing Deng, Jeffrey Klug, Yudong Yao, Curt Preissner, Christian Roehrig, Zhonghou Cai, Barry Lai, Stefan Vogt

Proceedings Volume 11112, 111120F (2019) https://doi.org/10.1117/12.2527505

KEYWORDS: Integrated circuits, Spatial resolution, Data processing, Data acquisition, X-ray imaging, X-rays, Image quality standards, Motion controllers, Image quality

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Proceedings Article | 19 September 2017 Presentation

The Velociprobe: A fast hard x-ray nanoprobe for ptychographic imaging (Conference Presentation)

Junjing Deng, Curt Preissner, Christian Roehrig, Michael Wojcik, Shane Sullivan, David Vine, Barry Lai, Stefan Vogt

Proceedings Volume 10389, 103890M (2017) https://doi.org/10.1117/12.2276502

KEYWORDS: Hard x-rays, Nanoprobes, Microscopes, Spatial resolution, Data acquisition, Interferometry, Zone plates, Nanoimaging

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Proceedings Article | 18 September 2015 Paper

Opportunities and limitations for combined fly-scan ptychography and fluorescence microscopy

Junjing Deng, David Vine, Si Chen, Youssef S. Nashed, Tom Peterka, Rob Ross, Stefan Vogt, Chris Jacobsen

Proceedings Volume 9592, 95920U (2015) https://doi.org/10.1117/12.2190749

KEYWORDS: X-rays, Deconvolution, X-ray imaging, Sensors, Data acquisition, X-ray microscopy, Spatial resolution, Microscopy, Reconstruction algorithms, Spatial frequencies

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Proceedings Article | 18 September 2015 Paper

Simultaneous x-ray nano-ptychographic and fluorescence microscopy at the bionanoprobe

S. Chen, J. Deng, D. Vine, Y. Nashed, Q. Jin, T. Peterka, C. Jacobsen, S. Vogt

Proceedings Volume 9592, 95920I (2015) https://doi.org/10.1117/12.2190672

KEYWORDS: Luminescence, X-rays, Spatial resolution, Microscopy, X-ray microscopy, Reconstruction algorithms, X-ray fluorescence spectroscopy, Hard x-rays, Gold, Sensors

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Proceedings Article | 26 September 2013 Paper

Sub-100-nm 3D-elemental mapping of frozen-hydrated cells using the bionanoprobe

Si Chen, Ye Yuan, Junjing Deng, Rachel Mak, Qiaoling Jin, Tatjana Paunesku, Sophie Gleber, David Vine, Claus Flachenecker, Benjamin Hornberger, Deming Shu, Barry Lai, Jörg Maser, Lydia Finney, Christian Roehrig, Jay VonOsinski, Michael Bolbat, Keith Brister, Chris Jacobsen, Gayle Woloschak, Stefan Vogt

Proceedings Volume 8851, 885102 (2013) https://doi.org/10.1117/12.2025169

KEYWORDS: Luminescence, Cryogenics, Spatial resolution, Tomography, Distortion, X-ray microscopy, Liquids, X-rays, Hard x-rays, 3D image processing

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Showing 5 of 11 publications

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