Dr. Piyush J. Shah Profile

Dr. Piyush J. Shah

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Publications (7)

Proceedings Article | 13 March 2024 Presentation + Paper

Higher diffraction orders and manufacturing defects in large metalenses

Matthew Ferguson, Ekaterina Poutrina, Joel Leger, Piyush Shah, Robert Bedford, Augustine Urbas, Jannick Rolland

Proceedings Volume 12897, 128970E (2024) https://doi.org/10.1117/12.3001582

KEYWORDS: Diffraction, Semiconducting wafers, Manufacturing, Lenses, Metalenses, Scanning electron microscopy, Wafer level optics, Design, Silicon, Mid infrared

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Proceedings Article | 27 May 2022 Presentation + Paper

Switchable metasurfaces from phase change materials designed with machine learning

Joshua Burrow, Andre Van Rynbach, Piyush Shah, Jonathan Thompson, Jonathan Slagle, Matthew Mills, Ray Secondo, Mulaine Shih, John Demis, Ning Cao, Eric Harper, Imad Agha

Proceedings Volume 12103, 121030A (2022) https://doi.org/10.1117/12.2618630

KEYWORDS: Mirrors, Semiconducting wafers, Deep ultraviolet, Transmittance, Crystals, Photoresist materials, Lithography, Fabrication, Machine learning, FT-IR spectroscopy

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Proceedings Article | 3 August 2021 Presentation + Paper

Characterization of the optical performance and scatter of an infrared dielectric metasurface lens

Matthew Miller, Ekaterina Poutrina, Piyush Shah, Samuel Butler, Michael Marciniak, Augustine Urbas

Proceedings Volume 11802, 118020B (2021) https://doi.org/10.1117/12.2594928

KEYWORDS: Silicon, Scattering, Sensors, Semiconducting wafers, Laser scattering, Infrared radiation, Diffraction, Dielectrics, Lens design

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Proceedings Article | 27 April 2020 Presentation

Modeling, synthesis, and nano-positioning of semiconductor point defects (Conference Presentation)

Luke Bissell, Michael Wolf, Nicholas Gothard, Michael Slocum, Piyush Shah, Md Alam, Chenglong Zhao

Proceedings Volume 11389, 1138919 (2020) https://doi.org/10.1117/12.2558782

KEYWORDS: Semiconductors, Quantum computing, Diamond, Ion implantation, Photonic devices, Sensors, Quantum communications, Chemistry, Luminescence, Spectroscopes

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Proceedings Article | 22 February 2018 Presentation + Paper

All-optical probing of GHz acoustic waves in multiferroic MEMS

Derek Bas, Hwaider Lin, Piyush Shah, Michael Page, Brandon Howe, Nian Xiang Sun, Timothy Bunning, Michael McConney

Proceedings Volume 10545, 1054506 (2018) https://doi.org/10.1117/12.2290650

KEYWORDS: Acoustics, Antennas, Microelectromechanical systems, Objectives, Electrodes, Polarization, Interferometry, Bandpass filters, Wave propagation, Shape memory alloys

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Proceedings Article | 1 April 2016 Paper

Deep-UV interference lithography combined with masked contact lithography for pixel wiregrid patterns

David Lombardo, Piyush Shah, Pengfei Guo, Andrew Sarangan

Proceedings Volume 9777, 97771N (2016) https://doi.org/10.1117/12.2219484

KEYWORDS: Lithography, Deep ultraviolet, Aluminum, Polarizers, Molybdenum, Polarimetry, Polarization, Semiconducting wafers, Interferometry, Imaging systems, Metals, Etching, Optical lithography, Dielectrics, Mirrors

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Proceedings Article | 28 August 2014 Paper

Effects of different wetting layers on the growth of smooth ultra-thin silver thin films

Chuan Ni, Piyush Shah, Andrew Sarangan

Proceedings Volume 9170, 91700L (2014) https://doi.org/10.1117/12.2061256

KEYWORDS: Silver, Copper, Reflectivity, Germanium, Zinc, Reflection, Thin films, Scanning electron microscopy, Metals, Optical coatings

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Showing 5 of 7 publications

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