Dr. Greg W. Pickrell Profile

Dr. Greg W. Pickrell

at Sandia National Labs

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Author

Publications (3)

Proceedings Article | 9 May 2024 Presentation + Paper

Acoustic scattering simulations via physics-informed neural network

Siddharth Nair, Timothy Walsh, Gregory Pickrell, Fabio Semperlotti

Proceedings Volume 12949, 129490N (2024) https://doi.org/10.1117/12.3010166

KEYWORDS: Acoustics, Multiple scattering, Simulations, Scattering, Neural networks, Boundary conditions, Finite element methods, Superposition, Machine learning

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Proceedings Article | 25 April 2023 Presentation + Paper

A deep learning approach for the inverse shape design of 2D acoustic scatterers

Siddharth Nair, Timothy Walsh, Gregory Pickrell, Fabio Semperlotti

Proceedings Volume 12488, 124881A (2023) https://doi.org/10.1117/12.2658207

KEYWORDS: Design and modelling, Acoustics, Remote sensing, Wavefronts, Inverse problems, Deep learning, Scattering

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Proceedings Article | 7 September 2018 Presentation + Paper

Investigation of interfacial impurities in m-plane GaN regrown p-n junctions for high-power vertical electronic devices

Isaac Stricklin, Morteza Monavarian, Andrew Aragon, Greg Pickrell, Mary Crawford, Andrew Allerman, Andrew Armstrong, Daniel Feezell

Proceedings Volume 10754, 1075402 (2018) https://doi.org/10.1117/12.2322005

KEYWORDS: Diodes, Gallium nitride, Silicon, Oxygen, Metalorganic chemical vapor deposition, Carbon

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