Dr. Ashok K. Sood
President at Magnolia Optical Technologies Inc
SPIE Involvement:
Conference Program Committee | Author | Editor
Publications (123)

Proceedings Article | 21 December 2024 Paper
Proceedings Volume 13266, 1326602 (2024) https://doi.org/10.1117/12.3035002
KEYWORDS: Thermography, Infrared radiation, Staring arrays, Remote sensing, Infrared sensors, Equipment, Long wavelength infrared, Infrared detectors, Hyperspectral imaging, Superlattices

Proceedings Article | 7 June 2024 Presentation + Paper
Proceedings Volume 13030, 1303003 (2024) https://doi.org/10.1117/12.3014555
KEYWORDS: Equipment, Staring arrays, Fire, Quantum efficiency, Long wavelength infrared, Sensors, Infrared detectors, Mid-IR, Infrared radiation, Temperature metrology

Proceedings Article | 19 October 2023 Presentation + Paper
Sarath Gunapala, William Johnson, David Ting, Alexander Soibel, Sir Rafol, Sam Keo, Brian Pepper, Cory Hill, Olga Kalashnikova, Michael Garay, Ashley Davies, Ashok Sood, John Zeller, Paul Lucey, Robert Wright, Miguel Nunes, Sachidananda Babu, Parminder Ghuman
Proceedings Volume 12729, 127290Q (2023) https://doi.org/10.1117/12.2679191
KEYWORDS: Staring arrays, Fire, Equipment, Quantum efficiency, Mid-IR, Long wavelength infrared, Infrared detectors, Temperature metrology, Infrared radiation, Dark current

Proceedings Article | 10 October 2023 Presentation + Paper
Proceedings Volume 12687, 1268704 (2023) https://doi.org/10.1117/12.2679503
KEYWORDS: Antireflective coatings, Nanostructuring, Gallium antimonide, Long wavelength infrared, Zinc sulfide, Staring arrays, Mid-IR, Reflectivity, Reflection, Refractive index

Proceedings Article | 10 October 2023 Presentation + Paper
Proceedings Volume 12687, 126870A (2023) https://doi.org/10.1117/12.2679887
KEYWORDS: Graphene, Mercury cadmium telluride, Mid-IR, Photodetectors, Boron, Doping, Infrared sensors, Infrared imaging, Infrared radiation, Chemical species

Proceedings Article | 10 October 2023 Presentation
Proceedings Volume PC12687, PC1268703 (2023) https://doi.org/10.1117/12.2679211
KEYWORDS: Fire, Infrared radiation, Infrared search and track, High dynamic range imaging, Mid-IR, Staring arrays, Remote sensing, Infrared imaging, Imaging systems, Digital electronics

Proceedings Article | 12 July 2023 Open Access Paper
Sarath Gunapala, David Ting, Sir Rafol, Alexander Soibel, Arezou Khoshakhlagh, Sam Keo, Brian Pepper, Anita Fisher, Cory Hill, Ashok Sood, John Zeller, Paul Lucey, Robert Wright, Miguel Nunes, Luke Flynn, Sachidananda Babu, Parminder Ghuman
Proceedings Volume 12777, 127773O (2023) https://doi.org/10.1117/12.2690546
KEYWORDS: Astronomical imaging, Thermography, Staring arrays, Long wavelength infrared, Hyperspectral imaging

Proceedings Article | 15 June 2023 Paper
Proceedings Volume 12514, 125140F (2023) https://doi.org/10.1117/12.2664957
KEYWORDS: Antireflective coatings, Nanostructuring, Gallium antimonide, Zinc sulfide, Mid-IR, Long wavelength infrared, Staring arrays, Reflectivity, Refractive index, Reflection

Proceedings Article | 15 June 2023 Presentation
Proceedings Volume 12514, 1251408 (2023) https://doi.org/10.1117/12.2665080
KEYWORDS: Mid-IR, Mercury cadmium telluride, Photodetectors, Sensors, Graphene, Remote sensing, Boron, X-rays, Spatial resolution, Space operations

Proceedings Article | 17 March 2023 Presentation + Paper
Proceedings Volume 12425, 1242509 (2023) https://doi.org/10.1117/12.2659034
KEYWORDS: Staring arrays, Fire, Equipment, Mid-IR, Quantum efficiency, Long wavelength infrared, Infrared radiation, Temperature metrology, Readout integrated circuits, Antireflective coatings

Proceedings Article | 15 March 2023 Presentation + Paper
Proceedings Volume 12430, 124300U (2023) https://doi.org/10.1117/12.2656701
KEYWORDS: Graphene, Mercury cadmium telluride, Mid-IR, Photodetectors, Boron, Doping, Photocurrent, Dark current, Electrons, Chemical species

Proceedings Article | 15 March 2023 Paper
Proceedings Volume 12430, 124301A (2023) https://doi.org/10.1117/12.2656534
KEYWORDS: Antireflective coatings, Nanostructuring, Gallium antimonide, Long wavelength infrared, Zinc sulfide, Refractive index, Reflectivity, Staring arrays, Ultraviolet radiation, Silicon

Proceedings Article | 28 October 2022 Presentation + Paper
Proceedings Volume 12264, 122640E (2022) https://doi.org/10.1117/12.2631509
KEYWORDS: Mid-IR, Infrared radiation, Sensors, Combustion, Short wave infrared radiation, Imaging systems, High dynamic range imaging, Earth sciences, Infrared search and track, Infrared detectors

Proceedings Article | 11 October 2022 Presentation
Sarath Gunapala, David Ting, Sir Rafol, Alexander Soibel, Sam Keo, Arezou Khoshakhlagh, Brian Pepper, Anita Fisher, Cory Hill, Paul Lucey, Robert Wright, Miguel Nunes, Luke Flynn, Ashok Sood, Sachidananda Babu, Parminder Ghuman
Proceedings Volume PC12234, PC1223405 (2022) https://doi.org/10.1117/12.2631550
KEYWORDS: Staring arrays, Thermography, Hyperspectral imaging, Long wavelength infrared, Quantum efficiency, Superlattices, Nanotechnology, Infrared detectors, Earth sciences, Antireflective coatings

Proceedings Article | 30 September 2022 Presentation + Paper
Proceedings Volume 12234, 122340C (2022) https://doi.org/10.1117/12.2637897
KEYWORDS: Graphene, Mercury cadmium telluride, Mid-IR, Sensors, Photodetectors, Infrared sensors, Doping, Boron, Electrons

Proceedings Article | 30 September 2022 Presentation + Paper
Proceedings Volume 12234, 122340B (2022) https://doi.org/10.1117/12.2637896
KEYWORDS: Antireflective coatings, Nanostructuring, Gallium antimonide, Long wavelength infrared, Sensors, Reflectivity, Refractive index, Mid-IR

Proceedings Article | 30 September 2022 Presentation + Paper
Ashok Sood, John Zeller, Usha Philipose, A. Syllaios, Latika Chaudhary, Harry Efstathiadis
Proceedings Volume 12234, 122340E (2022) https://doi.org/10.1117/12.2644037
KEYWORDS: Graphene, Microbolometers, Vanadium, Scanning electron microscopy, Silicon, Sputter deposition, Oxides, Long wavelength infrared, Temperature metrology

Proceedings Article | 31 May 2022 Presentation + Paper
Proceedings Volume 12091, 1209108 (2022) https://doi.org/10.1117/12.2622239
KEYWORDS: Graphene, Sensors, Mercury cadmium telluride, Mid-IR, Photodetectors, Infrared sensors, Doping, Boron

Proceedings Article | 30 May 2022 Presentation + Paper
Proceedings Volume 12091, 1209106 (2022) https://doi.org/10.1117/12.2622137
KEYWORDS: Antireflective coatings, Nanostructuring, Zinc, Gallium antimonide, Sensors, Long wavelength infrared, Reflectivity, Refractive index, Silicon, Ultraviolet radiation

Proceedings Article | 30 May 2022 Presentation + Paper
Sarath Gunapala, David Ting, Sir Rafol, Alexander Soibel, Arezou Khoshakhlagh, Sam Keo, Brian Pepper, Anita Fisher, Cory Hill, Thomas Pagano, Ashok Sood, John Zeller, Paul Lucey, Rob Wright, Miguel Nunes, Sachidananda Babu, Parminder Ghuman
Proceedings Volume 12091, 1209102 (2022) https://doi.org/10.1117/12.2619573
KEYWORDS: Staring arrays, Long wavelength infrared, Sensors, Quantum efficiency, Temperature metrology, Mid-IR, Infrared radiation, Readout integrated circuits, Antireflective coatings, Laser sintering

Proceedings Article | 15 September 2021 Paper
Proceedings Volume 11858, 1185812 (2021) https://doi.org/10.1117/12.2598994
KEYWORDS: Antireflective coatings, Nanostructuring, Reflectivity, Gallium antimonide, Long wavelength infrared, Refractive index, Sensors, Reflection

Proceedings Article | 17 August 2021 Presentation + Paper
Ashok Sood, John Zeller, Adam Sood, Roger Welser, Parminder Ghuman, Sachidananda Babu, Sarath Gunapala, Latika Chaudhary, Harry Efstathiadis
Proceedings Volume 11831, 1183109 (2021) https://doi.org/10.1117/12.2598993
KEYWORDS: Antireflective coatings, Nanostructuring, Reflectivity, Silicon, Gallium antimonide, Zinc, Mid-IR, Long wavelength infrared, Refractive index, Transmittance

Proceedings Article | 11 August 2021 Presentation + Paper
Proceedings Volume 11831, 1183103 (2021) https://doi.org/10.1117/12.2598866
KEYWORDS: Graphene, Mercury cadmium telluride, Sensors, Mid-IR, Doping, Boron, Photodetectors, Interfaces, Raman spectroscopy, Infrared sensors

Proceedings Article | 21 May 2021 Paper
Proceedings Volume 11723, 117230I (2021) https://doi.org/10.1117/12.2590712
KEYWORDS: Graphene, Sensors, Mercury cadmium telluride, Mid-IR, Doping, Boron, Interfaces, Photodetectors, Chemical species, Infrared sensors

Proceedings Article | 21 May 2021 Paper
Ashok Sood, Dr. John Zeller, Adam Sood, Roger Welser, Harry Efstathiadis, Parminder Ghuman, Sachidananda Babu, Sarath Gunapala
Proceedings Volume 11723, 117230F (2021) https://doi.org/10.1117/12.2591158
KEYWORDS: Antireflective coatings, Ultraviolet radiation, Nanostructuring, Sensors, Sensor performance, Nanotechnology, Infrared sensors, Detector development, UV optics, Reflection

Proceedings Article | 5 March 2021 Presentation + Paper
Proceedings Volume 11686, 1168614 (2021) https://doi.org/10.1117/12.2576888
KEYWORDS: Gallium nitride, Ultraviolet radiation, Avalanche photodiodes, Avalanche photodetectors, Semiconducting wafers, Metalorganic chemical vapor deposition, Mass spectrometry, Ions, Dry etching

Proceedings Article | 20 September 2020 Paper
Proceedings Volume 11530, 115300I (2020) https://doi.org/10.1117/12.2572904
KEYWORDS: Sensors, Mid-IR, Infrared sensors, Detector development, Mercury cadmium telluride, Graphene, Earth sciences, Photodetectors, Remote sensing, Night vision

Proceedings Article | 20 September 2020 Paper
Ashok Sood, John Zeller, Gopal Pethuraja, Adam Sood, Roger Welser, Harry Efstathiadis, Parminder Ghuman, Sachidananda Babu, Sarath Gunapala
Proceedings Volume 11530, 115300R (2020) https://doi.org/10.1117/12.2571713
KEYWORDS: Antireflective coatings, Ultraviolet radiation, Nanostructuring, Sensors, Detector development, Nanotechnology, UV optics, Infrared radiation, Reflection, Optical components

Proceedings Article | 20 September 2020 Paper
Proceedings Volume 11530, 115300Q (2020) https://doi.org/10.1117/12.2573387
KEYWORDS: Ultraviolet radiation, Avalanche photodiodes, Sensors, Defense technologies, UV optics, Earth sciences, Ultraviolet detectors, Metalorganic chemical vapor deposition, Gallium nitride, Computer engineering

Proceedings Article | 22 August 2020 Paper
Proceedings Volume 11503, 115030L (2020) https://doi.org/10.1117/12.2571230
KEYWORDS: Gallium nitride, Avalanche photodetectors, Ultraviolet radiation, Sensors, Metalorganic chemical vapor deposition, Avalanche photodiodes, Ultraviolet detectors

Proceedings Article | 22 August 2020 Paper
Proceedings Volume 11503, 115030M (2020) https://doi.org/10.1117/12.2571232
KEYWORDS: Sensors, Graphene, Mercury cadmium telluride, Mid-IR, Silicon, Interfaces, Photodetectors, Infrared sensors, Detector development

Proceedings Article | 22 August 2020 Paper
Ashok Sood, John Zeller, Gopal Pethuraja, Adam Sood, Roger Welser, Parminder Ghuman, Sachidananda Babu, Sarath Gunapala
Proceedings Volume 11503, 115030N (2020) https://doi.org/10.1117/12.2571233
KEYWORDS: Antireflective coatings, Nanostructuring, Silicon, Ultraviolet radiation, Reflection, Gallium antimonide, Refractive index, Sensors, Reflectivity

Proceedings Article | 27 April 2020 Presentation
Proceedings Volume 11388, 1138803 (2020) https://doi.org/10.1117/12.2559001
KEYWORDS: Mid-IR, Sensors, Infrared sensors, Earth sciences, Heterojunctions, Mercury cadmium telluride, Sensor performance, Graphene, Photodetectors, Physics

Proceedings Article | 10 March 2020 Presentation
Stephen Polly, Roger Welser, Mitsul Kacharia, Anastasiia Fedorenko, Ashok Sood, Seth Hubbard
Proceedings Volume 11275, 112750O (2020) https://doi.org/10.1117/12.2546778
KEYWORDS: Quantum wells, Solar cells, Quantum efficiency, Gallium arsenide, Absorption, Superlattices, Control systems, Photovoltaic materials, Indium gallium arsenide, Metalorganic chemical vapor deposition

Proceedings Article | 10 October 2019 Presentation + Paper
Proceedings Volume 11151, 1115113 (2019) https://doi.org/10.1117/12.2536257
KEYWORDS: Sensors, Mid-IR, Mercury cadmium telluride, Ultraviolet radiation, Graphene, Silicon, Gallium nitride, Infrared sensors, Photodetectors, Avalanche photodetectors

Proceedings Article | 9 September 2019 Presentation + Paper
Proceedings Volume 11129, 111290F (2019) https://doi.org/10.1117/12.2531644
KEYWORDS: Ultraviolet radiation, Avalanche photodiodes, Sensors, Sensor performance, Defense technologies, UV optics, Earth sciences, Ultraviolet detectors, Metalorganic chemical vapor deposition, Gallium nitride

Proceedings Article | 9 September 2019 Presentation + Paper
Ashok Sood, John Zeller, Adam Sood, Gopal Pethuraja, Roger Welser, Harry Efstathiadis, Anand Sampath, Nibir Dhar
Proceedings Volume 11129, 111290I (2019) https://doi.org/10.1117/12.2531642
KEYWORDS: Antireflective coatings, Nanostructuring, Infrared detection, Infrared technology, Long wavelength infrared, Roads, Optical components, Ultraviolet radiation, Night vision, Infrared sensors

Proceedings Article | 9 September 2019 Presentation + Paper
Proceedings Volume 11129, 1112906 (2019) https://doi.org/10.1117/12.2531651
KEYWORDS: Sensors, Mid-IR, Infrared sensors, Detector development, Graphene, Earth sciences, Photodetectors, Remote sensing, Night vision, Computer engineering

Proceedings Article | 13 May 2019 Paper
Proceedings Volume 10980, 109800M (2019) https://doi.org/10.1117/12.2521464
KEYWORDS: Ultraviolet radiation, Gallium nitride, Avalanche photodetectors, Metalorganic chemical vapor deposition, Sensors, Avalanche photodiodes, Ultraviolet detectors

Proceedings Article | 13 May 2019 Paper
Gopal Pethuraja, Adam Sood, John Zeller, Roger Welser, Ashok Sood, Harry Efstathiadis, Priyalal Wijewarnasuriya
Proceedings Volume 10980, 109800U (2019) https://doi.org/10.1117/12.2521463
KEYWORDS: Antireflective coatings, Nanostructuring, Transmittance, Glasses, Reflectivity, Refractive index, Coating, Sensors, Reflection, Multilayers

Proceedings Article | 1 March 2019 Paper
Proceedings Volume 10918, 1091814 (2019) https://doi.org/10.1117/12.2507880
KEYWORDS: Gallium nitride, Avalanche photodiodes, Absorption, Ultraviolet radiation, Detector arrays, Metalorganic chemical vapor deposition, Back illuminated sensors, UV optics

Proceedings Article | 18 September 2018 Presentation + Paper
Gopal Pethuraja, John Zeller, Roger Welser, Ashok Sood, Harry Efstathiadis, Priyalal Wijewarnasuriya
Proceedings Volume 10766, 107660I (2018) https://doi.org/10.1117/12.2323702
KEYWORDS: Antireflective coatings, Nanostructuring, Transmittance, Glasses, Reflectivity, Silicon, Multilayers, Long wavelength infrared, Refractive index, Infrared sensors

Proceedings Article | 18 September 2018 Presentation + Paper
Proceedings Volume 10766, 1076609 (2018) https://doi.org/10.1117/12.2323642
KEYWORDS: Sensors, Ultraviolet radiation, Near infrared, Gallium nitride, Germanium, Photodetectors, Avalanche photodetectors, Metalorganic chemical vapor deposition, Detector development

Proceedings Article | 19 September 2017 Presentation + Paper
Gopal Pethuraja, John Zeller, Roger Welser, Harry Efstathiadis, Pradeep Haldar, Priyalal Wijewarnasuriya, Nibir Dhar, Ashok Sood
Proceedings Volume 10404, 104040S (2017) https://doi.org/10.1117/12.2277957
KEYWORDS: Antireflective coatings, Nanostructuring, Transmittance, Reflectivity, Glasses, Silicon, Multilayers, Infrared technology, Reflection, Refractive index

Proceedings Article | 7 September 2017 Presentation + Paper
John Zeller, Caitlin Rouse, Harry Efstathiadis, Nibir Dhar, Priyalal Wijewarnasuriya, Ashok Sood
Proceedings Volume 10404, 104040H (2017) https://doi.org/10.1117/12.2277958

Proceedings Article | 18 May 2017 Paper
Gopal Pethuraja, John Zeller, Roger Welser, Ashok Sood, Harry Efstathiadis, Pradeep Haldar, Eric DeCuir, Priyalal Wijewarnasuriya, Nibir Dhar
Proceedings Volume 10209, 102090D (2017) https://doi.org/10.1117/12.2268856
KEYWORDS: Antireflective coatings, Nanostructuring, Transmittance, Glasses, Silicon, Reflectivity, Infrared imaging, Refractive index, Reflection, Infrared radiation

Proceedings Article | 26 May 2016 Paper
John Zeller, Caitlin Rouse, Harry Efstathiadis, Pradeep Haldar, Jay Lewis, Nibir Dhar, Priyalal Wijewarnasuriya, Yash Puri, Ashok Sood
Proceedings Volume 9854, 985408 (2016) https://doi.org/10.1117/12.2229650
KEYWORDS: Germanium, Silicon, Sensors, Photodetectors, Near infrared, Copper, Transmission electron microscopy, Doping, Indium gallium arsenide, Semiconducting wafers

Proceedings Article | 26 May 2016 Paper
Ashok Sood, Isaac Lund, John Zeller, Yash Puri, Harry Efstathiadis, Pradeep Haldar, Nibir Dhar, Jay Lewis, Priyalal Wijewarnasuriya
Proceedings Volume 9854, 98540D (2016) https://doi.org/10.1117/12.2229649
KEYWORDS: Graphene, Doping, Infrared sensors, Field effect transistors, Infrared detectors, Sensors, Metals, Silicon, Oxides, Dielectrics

Proceedings Article | 26 May 2016 Paper
Proceedings Volume 9854, 98540A (2016) https://doi.org/10.1117/12.2229420
KEYWORDS: Zinc oxide, Sensors, Graphene, Ultraviolet radiation, Silica, Infrared sensors, Gallium nitride, Resistance, Nanostructures, Infrared radiation

Proceedings Article | 26 May 2016 Paper
Gopal Pethuraja, Roger Welser, Ashok Sood, Harry Efstathiadis, Pradeep Haldar, Priyalal Wijewarnasuriya, Nibir Dhar
Proceedings Volume 9854, 985407 (2016) https://doi.org/10.1117/12.2229647
KEYWORDS: Nanorods, Antireflective coatings, Nanostructuring, Silica, Glasses, Silicon, Transmittance, Reflectivity, Refractive index, Sensors

Proceedings Article | 17 May 2016 Paper
Proceedings Volume 9865, 986505 (2016) https://doi.org/10.1117/12.2229652
KEYWORDS: Solar cells, Quantum wells, Photovoltaics, Gallium arsenide, Energy efficiency, Energy harvesting, Nanostructuring, Absorption, Diodes, Thin films

Proceedings Article | 28 August 2015 Paper
Ashok Sood, John Zeller, Roger Welser, Yash Puri, Russell Dupuis, Mi-Hee Ji, Jeomoh Kim, Theeradetch Detchprohm, Nibir Dhar, Jay Lewis, Roy Peters
Proceedings Volume 9609, 96090X (2015) https://doi.org/10.1117/12.2193182
KEYWORDS: Gallium nitride, Ultraviolet radiation, Avalanche photodetectors, Sapphire, Avalanche photodiodes, Absorption, Cameras, UV optics, Crystals, Reliability

Proceedings Article | 28 August 2015 Paper
Ashok Sood, Gopal Pethuraja, Roger Welser, Yash Puri, Nibir Dhar, Priyalal Wijewarnasuriya, Jay Lewis, Harry Efsthadiatis, Pradeep Haldar, E. Schubert
Proceedings Volume 9609, 96090D (2015) https://doi.org/10.1117/12.2214877
KEYWORDS: Glasses, Antireflective coatings, Nanostructuring, Transmittance, Sensors, Silica, Refractive index, Semiconducting wafers, Reflection, Visible radiation

Proceedings Article | 28 August 2015 Paper
John Zeller, Caitlin Rouse, Harry Efstathiadis, Pradeep Haldar, Nibir Dhar, Jay Lewis, Priyalal Wijewarnasuriya, Yash Puri, Ashok Sood
Proceedings Volume 9609, 96090O (2015) https://doi.org/10.1117/12.2193179
KEYWORDS: Germanium, Sensors, Silicon, Photodetectors, Oxides, Near infrared, Transmission electron microscopy, Semiconducting wafers, Copper, Absorption

Proceedings Article | 16 April 2015 Paper
Roger Welser, Ashok Sood, Sudersena Rao Tatavarti, Andree Wibowo, David Wilt, Alex Howard
Proceedings Volume 9358, 93580Q (2015) https://doi.org/10.1117/12.2185571
KEYWORDS: Quantum wells, Photovoltaics, Indium gallium arsenide, Diodes, Solar cells, External quantum efficiency, Thin films, Epitaxial lateral overgrowth, Gallium arsenide, Absorption

Proceedings Article | 7 October 2014 Paper
John Zeller, Yash Puri, Ashok Sood, Shane McMahon, Harry Efsthadiatis, Pradeep Haldar, Nibir Dhar
Proceedings Volume 9220, 922006 (2014) https://doi.org/10.1117/12.2083538
KEYWORDS: Germanium, Sensors, Silicon, Photodetectors, Near infrared, Semiconducting wafers, CMOS sensors, Absorption, CMOS technology, Scanning electron microscopy

Proceedings Article | 23 June 2014 Paper
Roger Welser, Gopal Pethuraja, John Zeller, Ashok Sood, Kimberly Sablon, Nibir Dhar
Proceedings Volume 9115, 91150F (2014) https://doi.org/10.1117/12.2053073
KEYWORDS: Gallium arsenide, Photovoltaics, Energy harvesting, Solar cells, Diodes, Photons, Epitaxial lateral overgrowth, Optical testing, Copper indium gallium selenide, Thin film devices

Proceedings Article | 4 June 2014 Paper
Proceedings Volume 9100, 91000N (2014) https://doi.org/10.1117/12.2058152
KEYWORDS: Zinc oxide, Ultraviolet radiation, Silica, Sensors, Gallium nitride, Resistance, Nanostructures, Scanning electron microscopy, Optical sensing, Temperature metrology

Proceedings Article | 19 September 2013 Paper
Ashok Sood, Gopal Pethuraja, Adam Sood, Roger Welser, Yash Puri, Pradeep Haldar, E. Fred Schubert, Nibir Dhar, Priyalal Wijewarnasuriya
Proceedings Volume 8868, 88680P (2013) https://doi.org/10.1117/12.2032206
KEYWORDS: Antireflective coatings, Nanostructuring, Glasses, Silica, Transmittance, Refractive index, Sensors, Reflection, Reflectivity, Nanorods

Proceedings Article | 19 September 2013 Paper
Mehdi Anwar, Abdiel Rivera, Anas Mazady, Hung Chi Chou, John Zeller, Ashok Sood
Proceedings Volume 8868, 88680B (2013) https://doi.org/10.1117/12.2032204
KEYWORDS: Zinc oxide, Ultraviolet radiation, Metalorganic chemical vapor deposition, Silica, Gallium nitride, Sensors, Scanning electron microscopy, Ultraviolet detectors, Sapphire, Nanowires

Proceedings Article | 19 September 2013 Paper
Z.-B. Tian, E. DeCuir, N. Gautam, S. Krishna, P. Wijewarnasuriya, J. Pattison, N. Dhar, R. Welser, A. Sood
Proceedings Volume 8868, 88680L (2013) https://doi.org/10.1117/12.2032205
KEYWORDS: Long wavelength infrared, Photodetectors, Gallium antimonide, Stereolithography, Optical instrument design, Superlattices, Quantum efficiency, Infrared detectors, Infrared radiation, Indium arsenide

Proceedings Article | 19 September 2013 Paper
Ashok Sood, Robert Richwine, Roger Welser, Yash Puri, Russell Dupuis, Mi-Hee Ji, Jeomoh Kim, Theeradetch Detchprohm, Nibir Dhar, Roy Peters
Proceedings Volume 8868, 88680T (2013) https://doi.org/10.1117/12.2032207
KEYWORDS: Ultraviolet radiation, Avalanche photodetectors, Signal to noise ratio, Pulsed laser operation, Ultraviolet detectors, Atmospheric modeling, Sensors, Target detection, Gallium nitride, Metalorganic chemical vapor deposition

Proceedings Article | 19 September 2013 Paper
Proceedings Volume 8868, 88680S (2013) https://doi.org/10.1117/12.2028182
KEYWORDS: Composites, Resistance, Carbon nanotubes, Infrared detection, Bolometers, Polymers, Temperature metrology, Signal detection, Sensors, Infrared radiation

Proceedings Article | 18 June 2013 Paper
Ashok Sood, Robert Richwine, Gopal Pethuraja, Yash Puri, Je-Ung Lee, Pradeep Haldar, Nibir Dhar
Proceedings Volume 8704, 870439 (2013) https://doi.org/10.1117/12.1518471
KEYWORDS: Short wave infrared radiation, Silicon, Staring arrays, Sensors, Signal processing, Infrared radiation, Infrared sensors, Infrared imaging, Interference (communication), Thermography

Proceedings Article | 11 June 2013 Paper
Zhaobing Tian, Eric DeCuir, Priyalal Wijewarnasuriya, James Pattison, Nutan Gautam, Sanjay Krishna , Nibir Dhar, Roger Welser , Ashok Sood
Proceedings Volume 8704, 870415 (2013) https://doi.org/10.1117/12.2015489
KEYWORDS: Long wavelength infrared, Stereolithography, Gallium antimonide, Photodetectors, Quantum efficiency, Interfaces, Antimony, Superlattices, Satellites, Infrared radiation

Proceedings Article | 6 June 2013 Paper
Abdiel Rivera, M. Anas Mazady, John Zeller, Mehdi Anwar, Tariq Manzur, Ashok Sood
Proceedings Volume 8711, 871116 (2013) https://doi.org/10.1117/12.2020798
KEYWORDS: Zinc oxide, Ultraviolet radiation, Metalorganic chemical vapor deposition, Silica, Ultraviolet detectors, Gallium nitride, Sensors, Sapphire, Scanning electron microscopy, Nanowires

Proceedings Article | 28 May 2013 Paper
Roger Welser, Gopal Pethuraja, Adam Sood, Ashok Sood, Pradeep Haldar, Nibir Dhar
Proceedings Volume 8728, 87280J (2013) https://doi.org/10.1117/12.2018073
KEYWORDS: Copper indium gallium selenide, Solar cells, Optical resonators, Photovoltaics, Reflectivity, Titanium, Thin films, Reflectors, Nanostructuring, Optical coatings

Proceedings Article | 18 March 2013 Paper
Abdiel Rivera, Anas Mazady, John Zeller, Mehdi Anwar, Tariq Manzur, Ashok Sood
Proceedings Volume 8626, 86260B (2013) https://doi.org/10.1117/12.2009247
KEYWORDS: Zinc oxide, Metalorganic chemical vapor deposition, Scanning electron microscopy, Ultraviolet detectors, Silica, Sapphire, Silicon, Ultraviolet radiation, Missiles, Nanowires

SPIE Journal Paper | 3 December 2012
Eric DeCuir, Gregory Meissner, Priyalal Wijewarnasuriya, Nutan Gautam, Sanjay Krishna, Nibir Dhar, Roger Welser, Ashok Sood
OE, Vol. 51, Issue 12, 124001, (December 2012) https://doi.org/10.1117/12.10.1117/1.OE.51.12.124001
KEYWORDS: Diodes, Superlattices, Sensors, Diffusion, Quantum efficiency, FT-IR spectroscopy, Laser sintering, Long wavelength infrared, Infrared sensors, Infrared radiation

Proceedings Article | 19 October 2012 Paper
Eric DeCuir, Nutan Gautam, Gregory Meissner, Priyalal Wijewarnasuriya, Sanjay Krishna, Nibir Dhar, Thomas Bramhall, Roger Welser, Ashok Sood
Proceedings Volume 8512, 85120N (2012) https://doi.org/10.1117/12.974237
KEYWORDS: Diodes, Sensors, Superlattices, Laser sintering, Diffusion, Infrared sensors, FT-IR spectroscopy, Quantum efficiency, Temperature metrology, Long wavelength infrared

Proceedings Article | 19 October 2012 Paper
Abdiel Rivera, John Zeller, Tariq Manzur, Ashok Sood, Mehdi Anwar
Proceedings Volume 8540, 854008 (2012) https://doi.org/10.1117/12.979218
KEYWORDS: Zinc oxide, Metalorganic chemical vapor deposition, Ultraviolet radiation, Signal to noise ratio, Ultraviolet detectors, Scanning electron microscopy, Sensors, Interference (communication), Sapphire, Nanowires

Proceedings Article | 15 October 2012 Paper
Proceedings Volume 8512, 851205 (2012) https://doi.org/10.1117/12.974241
KEYWORDS: Bolometers, Graphene, Resistance, Microbolometers, Infrared radiation, Carbon nanotubes, Infrared bolometers, Infrared imaging, Sensors, Mid-IR

Proceedings Article | 15 October 2012 Paper
Ashok Sood, Gopal Pethuraja, Adam Sood, Roger Welser, Yash Puri, Jaehee Cho, E. Schubert, Nibir Dhar, Priyalal Wijewarnasuriya, Martin Soprano
Proceedings Volume 8512, 85120R (2012) https://doi.org/10.1117/12.974239
KEYWORDS: Antireflective coatings, Nanostructuring, Glasses, Silica, Transmittance, Refractive index, Sensors, Reflection, Reflectivity, Nanorods

Proceedings Article | 31 May 2012 Paper
Proceedings Volume 8353, 83533A (2012) https://doi.org/10.1117/12.923020
KEYWORDS: Resistance, Bolometers, Microbolometers, Nanostructures, Carbon, Thermography, Infrared radiation, Capacitance, Carbon nanotubes, Infrared imaging

Proceedings Article | 25 May 2012 Paper
Proceedings Volume 8377, 83770E (2012) https://doi.org/10.1117/12.922917
KEYWORDS: Indium gallium arsenide, Quantum wells, Indium, Gallium arsenide, Solar cells, Energy harvesting, Quantum efficiency, Diodes, Solar energy, Photovoltaics

Proceedings Article | 23 May 2012 Paper
Proceedings Volume 8375, 83750R (2012) https://doi.org/10.1117/12.923182
KEYWORDS: Avalanche photodetectors, Ultraviolet radiation, Gallium nitride, Signal to noise ratio, Pulsed laser operation, Sensors, Atmospheric modeling, Target detection, Image resolution, Ultraviolet detectors

Proceedings Article | 20 March 2012 Paper
Ashok Sood, Roger Welser, Adam Sood, Yash Puri, David Poxson, Jaehee Cho, E. Fred Schubert, Nibir Dhar, Martin Soprano, Raymond Balcerak
Proceedings Volume 8257, 82571C (2012) https://doi.org/10.1117/12.914374
KEYWORDS: Antireflective coatings, Sensors, Reflectivity, Silica, Near infrared, Transmittance, Glasses, Ultraviolet radiation, Nanowires, Nanorods

Proceedings Article | 5 October 2011 Paper
Ashok Sood, John Zeller, Yash Puri, Tariq Manzur, Nibir Dhar, Abdiel Rivera, A. F. M. Anwar, Gustavo Fernandes, J. M. Xu
Proceedings Volume 8184, 818408 (2011) https://doi.org/10.1117/12.903722
KEYWORDS: Sensors, Zinc oxide, Signal to noise ratio, Ultraviolet radiation, Nanostructures, Unattended ground sensors, Interference (communication), Solar energy, Dye sensitized solar cells, Nanowires

Proceedings Article | 21 September 2011 Paper
Roger Welser, Gopal Pethuraja, Ashok Sood, Oleg Laboutin, Mark Chaplin, Van Un, Wayne Johnson, Adam Sood, David Poxson, Jaehee Cho, E. Fred Schubert, Pradeep Haldar, Jennifer Harvey
Proceedings Volume 8111, 81110I (2011) https://doi.org/10.1117/12.894682
KEYWORDS: Quantum wells, Indium gallium arsenide, Solar cells, Waveguides, Heterojunctions, Gallium arsenide, Diodes, Solar energy, Refractive index, Absorption

Proceedings Article | 17 September 2011 Paper
Proceedings Volume 8155, 815513 (2011) https://doi.org/10.1117/12.895277
KEYWORDS: Resistance, Bolometers, Infrared sensors, Nanostructures, Sensors, Carbon nanotubes, Infrared radiation, Thermography, Imaging systems, Image sensors

Proceedings Article | 16 September 2011 Paper
Proceedings Volume 8155, 815514 (2011) https://doi.org/10.1117/12.895287
KEYWORDS: Zinc oxide, Ultraviolet radiation, Nanostructures, Energy harvesting, Sensors, Photodetectors, Electrodes, Polymers, Ultraviolet detectors, Nanowires

Proceedings Article | 16 September 2011 Paper
Proceedings Volume 8155, 815509 (2011) https://doi.org/10.1117/12.895288
KEYWORDS: Ultraviolet radiation, Avalanche photodetectors, Signal to noise ratio, Pulsed laser operation, Interference (communication), Sensors, Target detection, Image resolution, Gallium nitride, Electrons

Proceedings Article | 2 June 2011 Paper
Ashok Sood, Roger Welser, Adam Sood, Yash Puri, Tariq Manzur, Nibir Dhar, Dennis Polla, Zhong Wang, Priyalal Wijewarnasuriya, A. F. M. Anwar
Proceedings Volume 8019, 801914 (2011) https://doi.org/10.1117/12.888086
KEYWORDS: Sensors, Zinc oxide, Ultraviolet radiation, Signal to noise ratio, Nanostructures, Homeland security, Solar energy, Infrared sensors, Staring arrays, Nanowires

Proceedings Article | 24 May 2011 Paper
Proceedings Volume 8046, 80460N (2011) https://doi.org/10.1117/12.888125
KEYWORDS: Zinc oxide, Sensors, Ultraviolet radiation, Signal to noise ratio, Nanostructures, Unattended ground sensors, Staring arrays, Interference (communication), Solar energy, Nanowires

Proceedings Article | 21 May 2011 Paper
Ashok Sood, Robert Richwine, Adam Sood, Yash Puri, Nicole DiLello, Judy Hoyt, Tayo Akinwande, Nibir Dhar, Raymond Balcerak, Thomas Bramhall
Proceedings Volume 8012, 801240 (2011) https://doi.org/10.1117/12.889205
KEYWORDS: Sensors, Silicon, Signal to noise ratio, Diodes, Germanium, Semiconducting wafers, Staring arrays, Oxides, Photodiodes, Detector arrays

Proceedings Article | 18 May 2011 Paper
Roger Welser, Adam Sood, Ashok Sood, David Poxson, Sameer Chhajed, Jaehee Cho, E. Fred Schubert, Dennis Polla, Nibir Dhar
Proceedings Volume 8035, 80350X (2011) https://doi.org/10.1117/12.888129
KEYWORDS: Transmittance, Glasses, Refractive index, Silica, Antireflective coatings, Coating, Reflection, Solar cells, Thin films, Nanorods

Proceedings Article | 18 May 2011 Paper
Roger Welser, Ashok Sood, Oleg Laboutin, Louis Guido, Nibir Dhar, Priyalal Wijewarnasuriya
Proceedings Volume 8035, 80351C (2011) https://doi.org/10.1117/12.888128
KEYWORDS: Indium gallium nitride, Solar cells, Quantum wells, Quantum dots, Photovoltaics, Gallium nitride, Quantum efficiency, Diodes, Energy harvesting, Solar energy

Proceedings Article | 11 March 2011 Paper
Ashok Sood, E. James Egerton, Yash Puri, John Zeller, Tariq Manzur, Dennis Polla, Nibir Dhar, Jun Zhou, Sheng Xu, Su Zhang, Zhong Wang, A. F. Mehdi Anwar
Proceedings Volume 7940, 79400Z (2011) https://doi.org/10.1117/12.882583
KEYWORDS: Zinc oxide, Ultraviolet radiation, Nanostructures, Silicon, Atmospheric modeling, Sensors, Ultraviolet detectors, Solar radiation models, Gold, Nanowires

Proceedings Article | 11 February 2011 Paper
Ashok Sood, Roger Welser, Adam Sood, E. James Egerton, Yash Puri, David Poxson, Sammer Chhajed Jaehee Cho, E. Fred Schubert, Dennis Polla, Nibir Dhar, Raymond Balcerak, Martin Soprano
Proceedings Volume 7954, 79540W (2011) https://doi.org/10.1117/12.882535
KEYWORDS: Antireflective coatings, Sensors, Silica, Reflectivity, Ultraviolet radiation, Near infrared, Refractive index, Visible radiation, Nanowires, Nanorods

Proceedings Article | 31 August 2010 Paper
Proceedings Volume 7780, 77800E (2010) https://doi.org/10.1117/12.866361
KEYWORDS: Ultraviolet radiation, Avalanche photodetectors, Signal to noise ratio, Pulsed laser operation, Interference (communication), Sensors, Target detection, Gallium nitride, Electrons, Image resolution

Proceedings Article | 31 August 2010 Paper
Ashok Sood, Robert Richwine, Yash Puri, Nicole DiLello, Judy Hoyt, Nibir Dhar, Raymond Balcerak, Thomas Bramhall
Proceedings Volume 7780, 77800F (2010) https://doi.org/10.1117/12.866362
KEYWORDS: Sensors, Silicon, Germanium, Signal to noise ratio, Staring arrays, Infrared sensors, Photodiodes, Diodes, Mercury cadmium telluride, Detector arrays

Proceedings Article | 13 May 2010 Paper
Proceedings Volume 7693, 76930C (2010) https://doi.org/10.1117/12.852192
KEYWORDS: Sensors, Zinc oxide, Signal to noise ratio, Ultraviolet radiation, Nanostructures, Staring arrays, Interference (communication), Unattended ground sensors, Performance modeling, Nanowires

Proceedings Article | 5 May 2010 Paper
Ashok Sood, Roger Welser, Yash Puri, David Poxson, Martin Schubert, Jaehee Cho, E. Fred Schubert, Dennis Polla, Martin Soprano
Proceedings Volume 7679, 76792G (2010) https://doi.org/10.1117/12.852706
KEYWORDS: Antireflective coatings, Sensors, Silica, Reflectivity, Ultraviolet radiation, Near infrared, Refractive index, Visible radiation, Nanowires, Nanorods

Proceedings Article | 5 May 2010 Paper
Ashok Sood, Robert Richwine, Yash Puri, Akin Akturk, Neil Goldsman, Siddharth Potbhare, Gustavo Fernandes, Chih-Hsun Hsu, Jin Ho Kim, Jimmy Xu, Nibir Dhar, Priyalal Wijewarnasuriya, Bobby Lineberry
Proceedings Volume 7679, 76791Q (2010) https://doi.org/10.1117/12.852730
KEYWORDS: Resistance, Bolometers, Nanostructures, Carbon, Sensors, Infrared sensors, Infrared radiation, Thermography, Imaging systems, Image sensors

Proceedings Article | 4 May 2010 Paper
Ashok Sood, Robert Richwine, Yash Puri, Nicole DiLello, Judy Hoyt, Tayo Akinwande, Nibir Dhar, Stuart Horn, Raymond Balcerak, Thomas Bramhall
Proceedings Volume 7660, 76600L (2010) https://doi.org/10.1117/12.852682
KEYWORDS: Sensors, Silicon, Germanium, Signal to noise ratio, Staring arrays, Mercury cadmium telluride, Bolometers, Infrared sensors, Diodes, Doping

Proceedings Article | 29 April 2010 Paper
Roger Welser, Ashok Sood, Yash Puri, Oleg Laboutin, Louis Guido, Nibir Dhar, Priyalal Wijewarnasuriya
Proceedings Volume 7683, 76830R (2010) https://doi.org/10.1117/12.852764
KEYWORDS: Indium nitride, Quantum dots, Solar cells, Gallium nitride, Solar energy, Photovoltaics, Silicon, Ultraviolet radiation, Quantum efficiency, Metalorganic chemical vapor deposition

Proceedings Article | 29 April 2010 Paper
Roger Welser, Ashok Sood, Yash Puri, Oleg Laboutin, Nibir Dhar, Priyalal Wijewarnasuriya
Proceedings Volume 7683, 76830Q (2010) https://doi.org/10.1117/12.852802
KEYWORDS: Solar cells, Gallium arsenide, Quantum wells, Indium gallium arsenide, Solar energy, Quantum efficiency, Heterojunctions, Indium gallium phosphide, Photovoltaics, Diodes

Proceedings Article | 4 September 2009 Paper
Ashok Sood, Roger Welser, Yash Puri, Martin Schubert, David Poxson, Jong Kyu Kim, E. Fred Schubert, Dennis Polla, Martin Soprano
Proceedings Volume 7419, 74190U (2009) https://doi.org/10.1117/12.829899
KEYWORDS: Antireflective coatings, Coating, Sensors, Reflectivity, Silica, Near infrared, Ultraviolet radiation, Visible radiation, Nanowires, Nanorods

Proceedings Article | 28 August 2009 Paper
Proceedings Volume 7419, 74190V (2009) https://doi.org/10.1117/12.829900
KEYWORDS: Ultraviolet radiation, Avalanche photodetectors, Signal to noise ratio, Sensors, Pulsed laser operation, Interference (communication), Image resolution, Target detection, Systems modeling, Gallium nitride

Proceedings Article | 12 May 2009 Paper
Proceedings Volume 7318, 731804 (2009) https://doi.org/10.1117/12.820502
KEYWORDS: Zinc oxide, Nanostructures, Sensors, Ultraviolet radiation, Carbon, Infrared sensors, Silicon carbide, Electrodes, Electrons, Nanowires

Proceedings Article | 7 May 2009 Paper
Ashok Sood, Robert Richwine, Yash Puri, Nicole DiLello, Judy Hoyt, Tayo Akinwande, Stuart Horn, Ray Balcerak, Gary Bulman, Rama Venkatasubramanian, Arvind D'Souza, Thomas Bramhall
Proceedings Volume 7298, 72983D (2009) https://doi.org/10.1117/12.820896
KEYWORDS: Silicon, Sensors, Signal to noise ratio, Semiconducting wafers, Germanium, Superlattices, Diodes, Etching, Staring arrays, Oxides

Proceedings Article | 1 May 2009 Paper
Proceedings Volume 7300, 73000H (2009) https://doi.org/10.1117/12.820899
KEYWORDS: Sensors, 3D modeling, Image sensors, Performance modeling, Data modeling, Staring arrays, Ultraviolet radiation, Thermal modeling, Signal to noise ratio, Nonuniformity corrections

Proceedings Article | 26 August 2008 Paper
Proceedings Volume 7055, 70550T (2008) https://doi.org/10.1117/12.801337
KEYWORDS: 3D modeling, Sensors, Minimum resolvable temperature difference, Bolometers, Performance modeling, Atmospheric modeling, Modulation transfer functions, Image sensors, Signal to noise ratio, Thermal modeling

Proceedings Article | 15 May 2008 Paper
Ashok Sood, Robert Richwine, Yash Puri, Oluwamuyiwa Olubuyide, Nicole DiLello, Judy Hoyt, Tayo Akinwande, Raymond Balcerak, Stuart Horn, Thomas Bramhall, Daniel Radack
Proceedings Volume 6940, 69400M (2008) https://doi.org/10.1117/12.780768
KEYWORDS: Signal to noise ratio, Sensors, Germanium, Infrared sensors, Near infrared, Silicon, Diodes, Black bodies, Staring arrays, Indium gallium arsenide

Proceedings Article | 30 April 2008 Paper
Ashok Sood, Yash Puri, Wenjie Mai, Puxian Gao, Changshi Lao, Zhong Wang, Dennis Polla, Martin Soprano
Proceedings Volume 6959, 69591A (2008) https://doi.org/10.1117/12.784458
KEYWORDS: Zinc oxide, Gallium nitride, Polymers, Silicon carbide, Ultraviolet radiation, Nanostructures, Coating, Scanning electron microscopy, Optoelectronics, Nanowires

Proceedings Article | 11 October 2007 Paper
Ashok Sood, Yash Puri, Changshi Lao, Wenjie Mai, Puxian Gao, Sheng Xu, Zhong Lin Wang, Dennis Polla, Martin Soprano, Nibir Dhar
Proceedings Volume 6768, 676803 (2007) https://doi.org/10.1117/12.747289
KEYWORDS: Zinc oxide, Nanostructures, Ultraviolet radiation, Raman spectroscopy, Silicon carbide, Gallium nitride, Phonons, Polymers, Solids, Nanowires

Proceedings Article | 10 May 2007 Paper
Ashok Sood, Yash Puri, Puxian Gao, Wenjie Mai, Changsi Lao, Zhong Wang, Dennis Polla, Martin Soprano
Proceedings Volume 6556, 65561L (2007) https://doi.org/10.1117/12.720301
KEYWORDS: Zinc oxide, Silicon carbide, Silicon, Sensors, Gold, Ultraviolet radiation, Polymethylmethacrylate, Nanostructures, Coating, Nanowires

Proceedings Article | 30 April 2007 Paper
Proceedings Volume 6543, 65430W (2007) https://doi.org/10.1117/12.721222
KEYWORDS: Sensors, Signal to noise ratio, Atmospheric modeling, Mercury cadmium telluride, Short wave infrared radiation, Staring arrays, Mid-IR, Infrared sensors, Domes, Performance modeling

Proceedings Article | 8 February 2007 Paper
Ashok Sood, Yash Puri, Frederick Clarke, Jie Deng, James Hwang, Steven Brierley, M. Asif Khan, Amir Dabiran, Peter Chow, Oleg Laboutin, Roger Welser
Proceedings Volume 6473, 647318 (2007) https://doi.org/10.1117/12.704201
KEYWORDS: Field effect transistors, Semiconducting wafers, Silicon carbide, Metalorganic chemical vapor deposition, Gallium nitride, Aluminum, Reflectivity, Defense technologies, Wafer-level optics, Gallium

Proceedings Article | 2 October 2006 Paper
E. Egerton, Ashok Sood, Robert Bell, Yash Puri, Jacob Roginsky, Melville Ulmer, Bruce Wessels, Timothy Cook
Proceedings Volume 6389, 63890R (2006) https://doi.org/10.1117/12.692774
KEYWORDS: Silicon, Gallium nitride, Ultraviolet radiation, Etching, Staring arrays, Microchannel plates, Photon counting, Sensors, Quantum efficiency, Ions

Proceedings Article | 8 September 2006 Paper
Robert Richwine, Ashok Sood, Yash Puri, Harry Heckathorn, Larry Wilson, Jules Goldspiel
Proceedings Volume 6297, 62970A (2006) https://doi.org/10.1117/12.682837
KEYWORDS: Sensors, 3D modeling, Staring arrays, Nonuniformity corrections, Data modeling, Motion models, Point spread functions, 3D image processing, Infrared sensors, Image sensors

Proceedings Article | 7 September 2006 Paper
Proceedings Volume 6294, 62940A (2006) https://doi.org/10.1117/12.684641
KEYWORDS: Readout integrated circuits, Sensors, Staring arrays, Mercury cadmium telluride, Long wavelength infrared, Amplifiers, Silicon, Photodiodes, CMOS sensors, Interference (communication)

Proceedings Article | 17 May 2006 Paper
Proceedings Volume 6206, 620615 (2006) https://doi.org/10.1117/12.667812
KEYWORDS: Silicon, Antireflective coatings, Silicon films, Long wavelength infrared, Semiconducting wafers, Ozone, Staring arrays, Thin films, Coating, Diamond

Proceedings Article | 10 May 2006 Paper
Robert Bell, Ashok Sood, Yash Puri
Proceedings Volume 6201, 62011Z (2006) https://doi.org/10.1117/12.673309
KEYWORDS: Fiber optics, Transmitters, Sensors, Receivers, Vertical cavity surface emitting lasers, Robotics, Connectors, Fiber optics sensors, Multimode fibers, Optical fiber cables

Proceedings Article | 3 March 2006 Paper
Ashok Sood, Rajwinder Singh, Yash Puri, Frederick Clarke, Oleg Laboutin, Paul Deluca, Roger Wesler, Jie Deng, James C. M. Hwang
Proceedings Volume 6121, 61210D (2006) https://doi.org/10.1117/12.651122
KEYWORDS: Field effect transistors, Semiconducting wafers, Etching, Gallium nitride, Metalorganic chemical vapor deposition, Resistance, Silicon carbide, Spatial light modulators, Reflectivity, Transistors

Proceedings Article | 3 March 2006 Paper
M. Reine, A. Hairston, P. Lamarre, K. Wong, S. Tobin, A. Sood, C. Cooke, M. Pophristic, S. Guo, B. Perez, R. Singh, C. Eddy, U. Chowdhury, M. Wong, R. Dupuis, T. Li, S. DenBaars
Proceedings Volume 6121, 61210R (2006) https://doi.org/10.1117/12.654793
KEYWORDS: Ultraviolet radiation, Quantum efficiency, Back illuminated sensors, Staring arrays, Photodiodes, Gallium nitride, PIN photodiodes, Readout integrated circuits, Aluminum, Sapphire

Proceedings Article | 23 February 2006 Paper
M. Reine, A. Hairston, P. Lamarre, K. Wong, S. Tobin, A. Sood, C. Cooke, M. Pophristic, S. Guo, B. Peres, R. Singh, C. Eddy, U. Chowdhury, M. Wong, R. Dupuis, T. Li, S. DenBaars
Proceedings Volume 6119, 611901 (2006) https://doi.org/10.1117/12.653645
KEYWORDS: Ultraviolet radiation, Quantum efficiency, Staring arrays, Back illuminated sensors, Photodiodes, Gallium nitride, PIN photodiodes, Readout integrated circuits, Aluminum, Sapphire

Proceedings Article | 9 September 2005 Paper
Proceedings Volume 5881, 58810N (2005) https://doi.org/10.1117/12.639822
KEYWORDS: Staring arrays, Sensors, Mercury cadmium telluride, Long wavelength infrared, Mid-IR, Infrared sensors, Microbolometers, Imaging systems, Standoff detection, Silicon

Proceedings Article | 4 November 2004 Paper
Ashok Sood, Sriraj Bhadra, Paul Smith, Yash Puri, Mitchell Cross, Jason Ueda, Rakesh Patel, Jiang Liu, Wayne Chang, George Simonis, David Plant, Andrew Kirk, Joshua Schwartz
Proceedings Volume 5556, (2004) https://doi.org/10.1117/12.560671
KEYWORDS: Fiber optics, Network architectures, Connectors, Transmitters, Receivers, Vertical cavity surface emitting lasers, Channel projecting optics, Fiber optic networks, Switches, Defense technologies

Proceedings Article | 22 October 2004 Paper
Ashok Sood, E. James Egerton, Sriraj Bhadra, Yash Puri, Gregory Brill, Priyalal Wijewarnasuriya, Yuanping Chan, Nibir Dhar, Meimei Tidrow, Dave Christian, Paul LoVecchio
Proceedings Volume 5564, (2004) https://doi.org/10.1117/12.565138
KEYWORDS: Silicon, Antireflective coatings, Long wavelength infrared, Mercury cadmium telluride, Silicon films, Staring arrays, Diamond, Thin film coatings, Thin films, Detector arrays

Proceedings Article | 22 October 2004 Paper
Proceedings Volume 5564, (2004) https://doi.org/10.1117/12.565140
KEYWORDS: Mercury cadmium telluride, Sensors, 3D modeling, Staring arrays, Arsenic, Chemical elements, Instrument modeling, Mercury, Detector arrays, Infrared detectors

Proceedings Article | 20 October 2004 Paper
Ashok Sood, Elwood Egerton, Yash Puri, Frederick Clarke, James Hwang, Amir Dabiran, Peter Chow, Tom Anderson, Avi Gupta, Andy Souzis, Ilya Zwieback
Proceedings Volume 5550, (2004) https://doi.org/10.1117/12.561584
KEYWORDS: Field effect transistors, Silicon carbide, Gallium nitride, Crystals, Semiconducting wafers, Transistors, Silicon, Doping, Gallium arsenide, Amplifiers

Proceedings Article | 1 November 1990 Paper
James Egerton, Nancy Dieselman, William Higgins, Peter Zimmermann, Ashok Sood
Proceedings Volume 1339, (1990) https://doi.org/10.1117/12.23026
KEYWORDS: Manufacturing, Staring arrays, Sensors, Liquid phase epitaxy, Mercury cadmium telluride, Silicon, Infrared radiation, Wafer manufacturing, Control systems, Process control

Showing 5 of 123 publications
Proceedings Volume Editor (18)

SPIE Conference Volume | 25 October 2024

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SPIE Conference Volume | 17 August 2021

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SPIE Conference Volume | 28 November 2016

SPIE Conference Volume | 27 October 2015

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Showing 5 of 18 publications
Conference Committee Involvement (56)
Infrared Sensors, Devices, and Applications XV
3 August 2025 | San Diego, California, United States
Image Sensing Technologies: Materials, Devices, Systems, and Applications XII
14 April 2025 | Orlando, Florida, United States
Infrared Sensors, Devices, and Applications XIV
20 August 2024 | San Diego, California, United States
Image Sensing Technologies: Materials, Devices, Systems, and Applications XI
22 April 2024 | National Harbor, Maryland, United States
Energy Harvesting and Storage: Materials, Devices, and Applications XIV
22 April 2024 | National Harbor, Maryland, United States
Infrared Sensors, Devices, and Applications XIII
22 August 2023 | San Diego, California, United States
Energy Harvesting and Storage: Materials, Devices, and Applications XIII
2 May 2023 | Orlando, Florida, United States
Image Sensing Technologies: Materials, Devices, Systems, and Applications X
1 May 2023 | Orlando, Florida, United States
Infrared Sensors, Devices, and Applications XII
24 August 2022 | San Diego, California, United States
Energy Harvesting and Storage: Materials, Devices, and Applications XII
5 April 2022 | Orlando, Florida, United States
Image Sensing Technologies: Materials, Devices, Systems, and Applications IX
4 April 2022 | Orlando, Florida, United States
Infrared Sensors, Devices, and Applications XI
4 August 2021 | San Diego, California, United States
Energy Harvesting and Storage: Materials, Devices, and Applications XI
12 April 2021 | Online Only, Florida, United States
Image Sensing Technologies: Materials, Devices, Systems, and Applications VIII
12 April 2021 | Online Only, Florida, United States
Infrared Sensors, Devices, and Applications X
24 August 2020 | Online Only, California, United States
Energy Harvesting and Storage: Materials, Devices, and Applications X
27 April 2020 | Online Only, California, United States
Image Sensing Technologies: Materials, Devices, Systems, and Applications VII
27 April 2020 | Online Only, California, United States
Infrared Sensors, Devices, and Applications IX
14 August 2019 | San Diego, California, United States
Image Sensing Technologies: Materials, Devices, Systems, and Applications VI
15 April 2019 | Baltimore, MD, United States
Energy Harvesting and Storage: Materials, Devices, and Applications IX
15 April 2019 | Baltimore, MD, United States
Infrared Sensors, Devices, and Applications VIII
22 August 2018 | San Diego, California, United States
Image Sensing Technologies: Materials, Devices, Systems, and Applications V
16 April 2018 | Orlando, FL, United States
Energy Harvesting and Storage: Materials, Devices, and Applications VIII
15 April 2018 | Orlando, FL, United States
Infrared Sensors, Devices, and Applications VII
9 August 2017 | San Diego, California, United States
Infrared Sensors, Devices, and Applications VI
31 August 2016 | San Diego, California, United States
Energy Harvesting and Storage: Materials, Devices, and Applications VII
19 April 2016 | Baltimore, MD, United States
Terahertz Physics, Devices, and Systems X: Advanced Applications in Industry and Defense
17 April 2016 | Baltimore, MD, United States
Infrared Sensors, Devices, and Applications V
12 August 2015 | San Diego, California, United States
Terahertz Physics, Devices, and Systems IX: Advanced Applications in Industry and Defense
22 April 2015 | Baltimore, MD, United States
Energy Harvesting and Storage: Materials, Devices, and Applications VI
21 April 2015 | Baltimore, MD, United States
Infrared Sensors, Devices, and Applications IV
18 August 2014 | San Diego, California, United States
Terahertz Physics, Devices, and Systems VIII: Advanced Applications in Industry and Defense
5 May 2014 | Baltimore, MD, United States
Energy Harvesting and Storage: Materials, Devices, and Applications V
5 May 2014 | Baltimore, MD, United States
Infrared Sensors, Devices, and Applications III
26 August 2013 | San Diego, California, United States
Terahertz Physics, Devices, and Systems VII: Advanced Applications in Industry and Defense
29 April 2013 | Baltimore, Maryland, United States
Energy Harvesting and Storage: Materials, Devices, and Applications IV
29 April 2013 | Baltimore, Maryland, United States
Infrared Sensors, Devices, and Applications II
14 August 2012 | San Diego, California, United States
Energy Harvesting and Storage: Materials, Devices, and Applications III
23 April 2012 | Baltimore, Maryland, United States
Terahertz Physics, Devices, and Systems VI: Advance Applications in Industry and Defense
23 April 2012 | Baltimore, Maryland, United States
Infrared Sensors, Devices, and Applications
23 August 2011 | San Diego, California, United States
Energy Harvesting and Storage: Materials, Devices, and Applications II
25 April 2011 | Orlando, Florida, United States
Infrared Detector Devices and Photoelectronic Imagers V
5 August 2010 | San Diego, California, United States
Micro- and Nanotechnology Sensors, Systems, and Applications II
5 April 2010 | Orlando, Florida, United States
Infrared Detector Devices and Photoelectronic Imagers IV
5 August 2009 | San Diego, California, United States
Micro- and Nanotechnology Sensors, Systems, and Applications
15 April 2009 | Orlando, Florida, United States
Optics and Photonics in Global Homeland Security V
14 April 2009 | Orlando, Florida, United States
Infrared and Photoelectronic Imagers and Detector Devices III
11 August 2008 | San Diego, California, United States
Micro (MEMS) and Nanotechnologies for Space, Defense, and Security II
18 March 2008 | Orlando, Florida, United States
Optics and Photonics in Global Homeland Security IV
17 March 2008 | Orlando, Florida, United States
Infrared and Photoelectronic Imagers and Detectors III
26 August 2007 | San Diego, California, United States
Optics and Photonics in Global Homeland Security III
10 April 2007 | Orlando, Florida, United States
Infrared and Photoelectronic Imagers and Detector Devices II
13 August 2006 | San Diego, California, United States
Optics and Photonics in Global Homeland Security II
19 April 2006 | Orlando (Kissimmee), Florida, United States
Optics and Photonics in Global Homeland Security
29 March 2005 | Orlando, Florida, United States
Infrared Detector Materials and Devices
4 August 2004 | Denver, Colorado, United States
Optics and Photonics in Global Homeland Security 2003
2 December 2003 | Washington, DC, United States
Showing 5 of 56 Conference Committees
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