Dr. Steven P. Kearney Profile

Dr. Steven P. Kearney

R&D Mechanical Engineer at Argonne National Lab

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Author

Publications (14)

Proceedings Article | 21 September 2021 Presentation + Paper

Control enhancement of an elliptically bent hard x-ray dynamic mirror bender with machine-learning techniques

Sheikh Mashrafi, Ross Harder, Xianbo Shi, Deming Shu, Zhi Qiao, Max Wyman, Tim Mooney, Jayson Anton, Steven Kearney, Luca Rebuffi, Jun Qian, Bing Shi, Lahsen Assoufid

Proceedings Volume 11837, 118370E (2021) https://doi.org/10.1117/12.2594827

KEYWORDS: Mirrors, Hard x-rays, Machine learning, X-ray optics, Zoom lenses, Sensors, Sensor calibration, Prototyping, Optomechanical design, Optical design

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Proceedings Article | 8 September 2021 Presentation + Paper

Design of the in situ nanoprobe beamline at the Advanced Photon Source

Jörg Maser, Vincent De Andrade, Steven Kearney, Jonathan Knopp, Barry Lai, Tim Mooney, Curt Preissner, Luca Rebuffi, Ruben Reininger, Oliver Schmidt, Xianbo Shi, Christian Roehrig, Deming Shu, Si Chen

Proceedings Volume 11839, 1183905 (2021) https://doi.org/10.1117/12.2596609

KEYWORDS: Diffraction, Magnetism, X-ray sources, Satellites, Monochromators

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Proceedings Article | 14 September 2020 Presentation + Paper

Machine learning control of an elliptically bent hard X-ray mirror

Sheikh Mashrafi, Ross Harder, Xianbo Shi, Deming Shu, Zhi Qiao, Max Wyman, Tim Mooney, Jayson Anton, Steven Kearney, Luca Rebuffi, Jun Qian, Bing Shi, Lahsen Assoufid

Proceedings Volume 11491, 114910T (2020) https://doi.org/10.1117/12.2567725

KEYWORDS: Mirrors, Hard x-rays, Machine learning, Control systems, Sensors, Profilometers, Feedback control, In situ metrology, Adaptive optics, Control systems design

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Proceedings Article | 22 August 2020 Poster + Paper

Prototype design and experimental tests of a zoom mirror system for the APS upgrade

Xianbo Shi, Zhi Qiao, Sheikh Mashrafi, Ross Harder, Deming Shu, Max Wyman, Jayson Anton, Steven Kearney, Luca Rebuffi, Tim Mooney, Jun Qian, Bing Shi, Satoshi Matsuyama, Kazuto Yamauchi, Lahsen Assoufid

Proceedings Volume 11491, 1149110 (2020) https://doi.org/10.1117/12.2569129

KEYWORDS: Mirrors, Wavefronts, Zoom lenses, Electrodes, Prototyping, Sensors, Adaptive optics, Wavefront sensors, Deformable mirrors

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Proceedings Article | 9 September 2019 Presentation + Paper

Collaborative development of diffraction-limited beamline optical systems at US DOE light sources

Kenneth Goldberg, Antoine Wojdyla, Diane Bryant, Weilun Chao, Daniele Cocco, Corey Hardin, Daniel Morton, May Ling Ng, Lance Lee, Lahsen Assoufid, Walan Grizolli, Xianbo Shi, Steve Kearney, Michael Wojcik, Yuri Shvyd'ko, Deming Shu, Mourad Idir, Lei Huang

Proceedings Volume 11109, 111090C (2019) https://doi.org/10.1117/12.2530817

KEYWORDS: Mirrors, Wavefronts, Wavefront sensors, Sensors, X-rays, Optical alignment, Monochromatic aberrations, Hard x-rays, Diffraction, Crystals, Adaptive optics

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Proceedings Article | 9 September 2019 Paper

Mechanical design of a flexural nanopositioning stage system for hard x-ray nanofocusing at the Advanced Photon Source 32-ID-C station

Deming Shu, Vincent De Andrade, Jayson Anton, Steven Kearney, Kamel Fezzaa, Sunil Bean, Alex Deriy, Wenjun Liu, Jorg Maser, Barry Lai, Jonathan Tischler, Francesco De Carlo

Proceedings Volume 11112, 111120N (2019) https://doi.org/10.1117/12.2529384

KEYWORDS: Mechanical engineering, Hard x-rays, X-rays, Mirrors, Nanoprobes, Microscopes, Spatial resolution, X-ray microscopy, Microscopy, Finite element methods

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Proceedings Article | 30 August 2019 Presentation + Paper

Finite element modeling of a laminar flexure bending mechanism for elliptically bent hard x-ray mirror

Jayson W. J. Anton, Deming Shu, Steven Kearney, Ross Harder, Xianbo Shi, Tim Mooney, Sheikh Mashrafi, Jun Qian, Bing Shi, Lahsen Assoufid

Proceedings Volume 11100, 111000B (2019) https://doi.org/10.1117/12.2529391

KEYWORDS: Mirrors, Finite element methods, Sensors, Hard x-rays, Silicon, X-ray optics, X-rays, Actuators

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Proceedings Article | 30 August 2019 Presentation + Paper

Optomechanical design of a portable metrology system for measurement of precision rotary stage errors

Steven Kearney, Deming Shu, Vincent De Andrade, Jörg Maser

Proceedings Volume 11100, 1110005 (2019) https://doi.org/10.1117/12.2528915

KEYWORDS: Sensors, Metrology, Optical alignment, Interferometers, Error analysis, Optomechanical design, Precision measurement, Tomography, Nanoprobes, Mechanical engineering

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Proceedings Article | 23 August 2017 Paper

Design and test of precision vertical and horizontal linear nanopositioning flexure stages with centimeter-level travel range for x-ray instrumentation

Deming Shu, Barry Lai, Steven Kearney, Jayson Anton, Wenjun Liu, Jorg Maser, Christian Roehrig, Jonathan Tischler

Proceedings Volume 10371, 103710C (2017) https://doi.org/10.1117/12.2274168

KEYWORDS: X-ray optics, X-rays, Motion controllers, Spatial resolution, Hard x-rays, Imaging spectroscopy, Spectroscopes, Error analysis, X-ray sources, Mechanical engineering

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Proceedings Article | 23 August 2017 Presentation + Paper

Trajectory error analysis of a flexure pivot type guide for linear nanopositioning

Steven Kearney, Deming Shu

Proceedings Volume 10371, 103710D (2017) https://doi.org/10.1117/12.2274194

KEYWORDS: Error analysis, Assembly tolerances, Manufacturing, Diffraction, Hard x-rays, X-ray optics, Finite element methods, Tolerancing, Optics manufacturing, Optical fabrication

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Proceedings Article | 2 September 2015 Paper

Mechanical design of a precision linear flexural stage for 3D x-ray diffraction microscope at the Advanced Photon Source

D. Shu, W. Liu, S. Kearney, J. Anton, J. Tischler

Proceedings Volume 9573, 95730S (2015) https://doi.org/10.1117/12.2189311

KEYWORDS: 3D modeling, Ferroelectric materials, Microscopes, X-ray diffraction, Mechanical engineering, Interferometers, Finite element methods, Actuators, Diffraction, Optical encoders

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Proceedings Article | 5 September 2014 Paper

Design of a precision two-dimensional tip-tilting stage system for autocollimator-based long trace profiler angular calibration

D. Shu, J. Qian, W. Liu, S. Kearney, J. Anton, J. Sullivan, L. Assoufid

Proceedings Volume 9206, 92060H (2014) https://doi.org/10.1117/12.2062216

KEYWORDS: Mirrors, 3D modeling, Ferroelectric materials, Calibration, Prototyping, X-rays, Interferometers, Crystals, X-ray optics, Actuators

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Proceedings Article | 26 February 2014 Paper

Wideband optical elastography of in vivo human skin using geometrically focused surface waves

Steven Kearney, Zoujun Dai, Thomas Royston

Proceedings Volume 8946, 89460H (2014) https://doi.org/10.1117/12.2037091

KEYWORDS: Skin, Data modeling, Laser sintering, Tissue optics, Elastography, In vivo imaging, Geometrical optics, Doppler effect, Actuators, Mathematical modeling

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Proceedings Article | 18 September 2013 Paper

Optomechanical design of a modular K-B mirror mount system for x-ray microfocusing at the advanced photon source

D. Shu, R. Harder, J. Almer, N. Kujala, S. Kearney, J. Anton, W. Liu, B. Lai, J. Maser, L. Finney, B. Shi, J. Qian, S. Marathe, A. Macrander, J. Tischler, S. Vogt, L. Assoufid

Proceedings Volume 8836, 88360O (2013) https://doi.org/10.1117/12.2023653

KEYWORDS: Mirror mounts, Mirrors, X-rays, 3D modeling, Hard x-rays, X-ray optics, Optomechanical design, Prototyping, Synchrotron radiation, Optical testing

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Showing 5 of 14 publications

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