Dr. Dennis Floyd Gardner Profile

Dr. Dennis Floyd Gardner

Research Physicist at MITRE

SPIE Involvement:

Author

Area of Expertise:

Computational Optics

Websites:

Personal Website | Company Website

Research Physicist at the US Naval Research Laboratory.

Proceedings Article | 18 September 2018 Presentation

Comparing woofer-tweeter control methods through deep turbulence: A simulation (Conference Presentation)

Abbie Tippie Watnik, Dennis Gardner, Mark Spencer

Proceedings Volume 10770, 107700S (2018) https://doi.org/10.1117/12.2322381

KEYWORDS: Turbulence, Adaptive optics, Control systems, Wavefronts, Wavefront distortions, Phase shifts, Deformable mirrors, Atmospheric propagation, Receivers, Digital holography

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Proceedings Article | 28 March 2017 Paper

Sub-wavelength transmission and reflection mode tabletop imaging with 13nm illumination via ptychography CDI

Michael Tanksalvala, Christina Porter, Dennis Gardner, Michael Gerrity, Giulia Mancini, Xiaoshi Zhang, Galen Miley, Elisabeth Shanblatt, Benjamin Galloway, Charles Bevis, Robert Karl, Daniel Adams, Henry Kapteyn, Margaret Murnane

Proceedings Volume 10145, 101450L (2017) https://doi.org/10.1117/12.2271386

KEYWORDS: Diffraction, Sensors, Extreme ultraviolet, Reconstruction algorithms, Image resolution, Mirrors, Spatial resolution, Image transmission, Microscopes, Detection and tracking algorithms

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Proceedings Article | 30 September 2016 Presentation + Paper

Multiple beam ptychography for large field of view imaging

Charles Bevis, Robert Karl, Jonathan Reichanadter, Dennis Gardner, Christina Porter, Elisabeth Shanblatt, Michael Tanksalvala, Giulia Mancini, Margaret Murnane, Henry Kapteyn, Daniel Adams

Proceedings Volume 9948, 99480U (2016) https://doi.org/10.1117/12.2236242

KEYWORDS: Coherence imaging, Image resolution, Diffraction, Sensors, Imaging systems, X-ray imaging, X-rays, Data acquisition, Microscopes, Extreme ultraviolet

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Proceedings Article | 21 April 2016 Paper

Lensless hyperspectral spectromicroscopy with a tabletop extreme-ultraviolet source

Dennis Gardner, Bosheng Zhang, Matthew Seaberg, Elisabeth Shanblatt, Christina Porter, Robert Karl, Christopher Mancuso, Henry Kapteyn, Margaret Murnane, Daniel Adams

Proceedings Volume 9778, 977808 (2016) https://doi.org/10.1117/12.2220711

KEYWORDS: Extreme ultraviolet, Coherence imaging, Defect inspection, Process control, Multiplexing, Diffraction, Reflectivity, Photons, Coherent x-ray sources, Phase imaging, X-rays, Silicon, Microscopy

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Proceedings Article | 21 April 2016 Paper

Multiple beam ptychography

Robert Karl, Charles Bevis, Raymond Lopez-Rios, Jonathan Reichanadter, Dennis Gardner, Christina Porter, Elisabeth Shanblatt, Michael Tanksalvala, Giulia Mancini, Margaret Murnane, Henry Kapteyn, Daniel Adams

Proceedings Volume 9778, 97780F (2016) https://doi.org/10.1117/12.2220416

KEYWORDS: Polarization, Spectroscopy, Coherence imaging, Laser beam diagnostics, Deconvolution, Reconstruction algorithms, Metrology, Spatial filters, Diffraction gratings, Wave propagation

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Proceedings Article | 21 April 2016 Paper

Spectroscopic imaging of buried layers in 2+1D via tabletop ptychography with high-harmonic EUV illumination

Dennis Gardner, Christina Porter, Elisabeth Shanblatt, Giulia Mancini, Robert Karl, Michael Tanksalvala, Charles Bevis, Henry Kapteyn, Margaret Murnane, Daniel Adams

Proceedings Volume 9778, 97780J (2016) https://doi.org/10.1117/12.2220368

KEYWORDS: Extreme ultraviolet, Coherence imaging, Microscopy, Spectroscopy, High harmonic generation, Overlay metrology, Imaging spectroscopy, Mirrors, Interfaces

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Proceedings Article | 8 October 2014 Paper

Silicon single crystal as back-reflector for high-intensity hard x-rays

Tom Pardini, Sébastien Boutet, Joseph Bradley, Tilo Doeppner, Luke Fletcher, Dennis Gardner, Randy Hill, Mark Hunter, Jacek Krzywinski, Marc Messerschmidt, Arthur Pak, Florian Quirin, Klaus Sokolowski-Tinten, Garth Williams, Stefan Hau-Riege

Proceedings Volume 9210, 92100D (2014) https://doi.org/10.1117/12.2061087

KEYWORDS: Silicon, Crystals, X-rays, Hard x-rays, Liquid crystal lasers, Diodes, Prototyping, Mirrors, Semiconducting wafers, Laser crystals

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Proceedings Article | 2 April 2014 Paper

Quantitative tabletop coherent diffraction imaging microscope for EUV lithography mask inspection

Bosheng Zhang, Daniel Adams, Matthew Seaberg, Dennis Gardner, Elisabeth Shanblatt, Henry Kapteyn, Margaret Murnane

Proceedings Volume 9050, 90501D (2014) https://doi.org/10.1117/12.2046526

KEYWORDS: Microscopes, Coherence imaging, Image resolution, Photomasks, Inspection, Extreme ultraviolet, Extreme ultraviolet lithography, Mirrors, Scanning electron microscopy, X-rays

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Proceedings Article | 26 September 2013 Paper

Tabletop coherent diffractive imaging of extended objects in transmission and reflection geometry

Matthew Seaberg, Bosheng Zhang, Daniel Adams, Dennis Gardner, Henry Kapteyn, Margaret Murnane

Proceedings Volume 8851, 88510Y (2013) https://doi.org/10.1117/12.2026300

KEYWORDS: Diffraction, Extreme ultraviolet, Coherence imaging, Mirrors, Image resolution, Sensors, Light scattering, Image restoration, Microscopes, Phase retrieval

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Proceedings Article | 18 April 2013 Paper

Coherent diffractive imaging microscope with a tabletop high harmonic EUV source

Bosheng Zhang, Matthew Seaberg, Daniel Adams, Dennis Gardner, Margaret Murnane, Henry Kapteyn

Proceedings Volume 8681, 86810H (2013) https://doi.org/10.1117/12.2011615

KEYWORDS: Extreme ultraviolet, Coherence imaging, Diffraction, Mirrors, Microscopes, Charge-coupled devices, Zone plates, Image resolution, Imaging systems, Photomasks

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Proceedings Article | 3 April 2012 Paper

Ultrahigh 22-nm resolution EUV coherent diffraction imaging using a tabletop 13-nm high harmonic source

Matthew Seaberg, Daniel Adams, Bosheng Zhang, Dennis Gardner, Margaret Murnane, Henry Kapteyn

Proceedings Volume 8324, 83240D (2012) https://doi.org/10.1117/12.916524

KEYWORDS: Extreme ultraviolet, Coherence imaging, Image resolution, Diffraction, Imaging systems, Spatial resolution, Phase retrieval, Image processing, Light scattering, Microscopes

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