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Dr. John S. Cetnar
at Air Force Research Lab
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Publications (4)
Proceedings Article | 1 March 2019 Presentation + Paper
Simple ohmic contact formation in HEMT structures: application to AlGaN/GaN
Clarissa Vazquez-Colon, David Look, Eric Heller, John Cetnar, Arturo Ayon
Proceedings Volume 10918, 1091819 (2019) https://doi.org/10.1117/12.2510348
KEYWORDS: Resistance, Indium, Field effect transistors, Annealing, Gallium nitride, Metals, Heterojunctions, Metalorganic chemical vapor deposition, Semiconductors
Proceedings Article | 30 September 2015 Paper
Photoconductively excited plasmonic modulator-switch
John Cetnar, David Zelmon, David Tomich
Proceedings Volume 9547, 95472D (2015) https://doi.org/10.1117/12.2185229
KEYWORDS: Modulators, Terahertz radiation, Plasmonics, Surface plasmons, Radio propagation, Sensors, Metals, Semiconductors, Long wavelength infrared, Reflection
Proceedings Article | 28 August 2015 Presentation + Paper
Terahertz metal grid polarizer with bridges on quartz substrate
John Cetnar, Junpeng Guo, Elliott Brown
Proceedings Volume 9547, 95471O (2015) https://doi.org/10.1117/12.2185114
KEYWORDS: Bridges, Terahertz radiation, Transmittance, Polarizers, Metals, Quartz, Dielectric polarization, Electrodes, Dielectrics, Electromagnetism
Proceedings Article | 8 October 2010 Paper
MMIC technology for spectroscopy applications
Ingmar Kallfass, Axel Tessmann, A. Huelsmann, Arnulf Leuther, John Cetnar, Jade Noble, Douglas Petkie
Proceedings Volume 7837, 783703 (2010) https://doi.org/10.1117/12.865054
KEYWORDS: Spectroscopy, Signal detection, Sensors, Terahertz technology, Absorption, Wave sensors, Terahertz radiation, Sensor technology, Current controlled current source, Fourier transforms
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