Dr. Kenneth D. Fourspring Profile

Dr. Kenneth D. Fourspring

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Publications (12)

Proceedings Article | 23 February 2018 Paper

Characterization of Si-MOSFET CMOS devices for detection at 170 to 250 GHz

Katherine Seery, Zoran Ninkov, Jack Horowitz, Daniel Newman, Kenneth Fourspring, Andrew Sacco, Paul Lee, Craig McMurtry, Judith Pipher, Zeljko Ignjatovic, Moeen Hassanalieragh

Proceedings Volume 10531, 105311R (2018) https://doi.org/10.1117/12.2288454

KEYWORDS: Terahertz radiation, Field effect transistors, Antennas, Sensors, CMOS sensors, CMOS devices, CMOS technology

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Proceedings Article | 13 May 2015 Paper

Optical simulation of terahertz antenna using finite difference time domain method

Chao Zhang, Zoran Ninkov, Greg Fertig, Robert Kremens, Andrew Sacco, Daniel Newman, Kenneth Fourspring, Paul Lee, Zeljko Ignjatovic, Judy Pipher, Craig McMurtry, Jagannath Dayalu

Proceedings Volume 9483, 94830D (2015) https://doi.org/10.1117/12.2179211

KEYWORDS: Antennas, Absorption, Terahertz radiation, Finite-difference time-domain method, Resistors, Optical simulations, Imaging systems, Sensors, Silicon, Metals

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Proceedings Article | 13 May 2015 Paper

Transmission imaging measurements at 188 GHz with 0.35µn CMOS technology

Andrew Sacco, J. Daniel Newman, Paul P. Lee, Kenneth Fourspring, John Osborn, Robert Fiete, Mark Bocko, Zeljko Ignjatovic, Judith Pipher, Craig McMurtry, Xi-Cheng Zhang, Jagannath Dayalu, Katherine Seery, Chao Zhang, Sahil Bhandari, Zoran Ninkov

Proceedings Volume 9483, 94830U (2015) https://doi.org/10.1117/12.2178512

KEYWORDS: Sensors, Imaging systems, Terahertz radiation, Antennas, Solids, CMOS technology, Standoff detection, Signal detection, Raster graphics, Interference (communication)

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Proceedings Article | 21 May 2014 Paper

THz imaging Si MOSFET system design at 215 GHz

Proceedings Volume 9102, 91020Q (2014) https://doi.org/10.1117/12.2050906

KEYWORDS: Antennas, Imaging systems, Terahertz radiation, Silicon, Sensors, Optical design, Field effect transistors, Near field, CMOS sensors, Imaging spectroscopy

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Proceedings Article | 21 May 2014 Paper

T-ray detection in 0.35-um CMOS technology

Gregory Fertig, Zoran Ninkov, Mark Bocko, Jagannath Dayalu, Kenny Fourspring, Zeljko Ignjatovic, Paul Lee, Craig McMurtry, J. Daniel Newman, Judith Pipher, Andrew Sacco, Chao Zhang

Proceedings Volume 9102, 91020P (2014) https://doi.org/10.1117/12.2050754

KEYWORDS: Field effect transistors, Transistors, Camera shutters, Resistance, Terahertz radiation, CMOS sensors, Imaging systems, Silicon, Sensors, CMOS technology

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SPIE Journal Paper | 13 May 2013

Proton radiation testing of digital micromirror devices for space applications

Kenneth Fourspring, Zoran Ninkov, Bryan Fodness, Massimo Robberto, Sally Heap, Alex Kim

OE, Vol. 52, Issue 09, 091807, (May 2013) https://doi.org/10.1117/12.10.1117/1.OE.52.9.091807

KEYWORDS: Digital micromirror devices, Space operations, Astronomical imaging, Spectrometers, Solar radiation, Aluminum, Safety

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Proceedings Article | 8 March 2013 Paper

Testing of digital micromirror devices for space-based applications

Kenneth Fourspring, Zoran Ninkov, Sally Heap, Massimo Roberto, Alex Kim

Proceedings Volume 8618, 86180B (2013) https://doi.org/10.1117/12.2006121

KEYWORDS: Digital micromirror devices, Mirrors, Nitrogen, Liquids, CCD cameras, Space operations, Spectrographs, Space telescopes, Electronics, Light sources

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Proceedings Article | 8 June 2012 Paper

Optical characterization of a micro-grid polarimeter

Kenneth Fourspring, Zoran Ninkov

Proceedings Volume 8364, 83640M (2012) https://doi.org/10.1117/12.919301

KEYWORDS: Polarizers, Sensors, Modulation, Polarization, Charge-coupled devices, Scanning electron microscopy, Imaging systems, Optical filters, Aluminum, Polarimetry

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SPIE Journal Paper | 7 February 2012

Simulation of practical single-pixel wire-grid polarizers for superpixel stokes vector imaging arrays

Alan Raisanen, Michael Presnar, Zoran Ninkov, Kenneth Fourspring, Lingfei Meng, John Kerekes

OE, Vol. 51, Issue 1, 016201, (February 2012) https://doi.org/10.1117/12.10.1117/1.OE.51.1.016201

KEYWORDS: Polarizers, Sensors, Imaging arrays, Polarization, Optical components, Target detection, Computer simulations, Detection and tracking algorithms, Optical tracking, Chemical elements

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Proceedings Article | 20 July 2010 Paper

Scattered light in a DMD based multi-object spectrometer

Kenneth Fourspring, Zoran Ninkov, John Kerekes

Proceedings Volume 7739, 77393X (2010) https://doi.org/10.1117/12.869549

KEYWORDS: Mirrors, Digital micromirror devices, Cameras, Light scattering, Spectroscopy, Micromirrors, Charge-coupled devices, Astronomical imaging, Optical filters, Telescopes

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Proceedings Article | 18 February 2010 Paper

Subpixel scatter in digital micromirror devices

Kenneth Fourspring, Zoran Ninkov, John Kerekes

Proceedings Volume 7596, 75960J (2010) https://doi.org/10.1117/12.843702

KEYWORDS: Digital micromirror devices, Cameras, Mirrors, Micromirrors, Light scattering, Scattering, Light sources, Stray light, Spectroscopy, Optical filters

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Proceedings Article | 27 April 2009 Paper

Sensor modeling and demonstration of a multi-object spectrometer for performance-driven sensing

John Kerekes, Michael Presnar, Kenneth Fourspring, Zoran Ninkov, David Pogorzala, Alan Raisanen, Andrew Rice, Juan Vasquez, Jeffrey Patel, Robert MacIntyre, Scott Brown

Proceedings Volume 7334, 73340J (2009) https://doi.org/10.1117/12.819265

KEYWORDS: Sensors, Micromirrors, Spectroscopy, Digital micromirror devices, Performance modeling, Video, Data modeling, Mirrors, Molybdenum, Detection and tracking algorithms

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Showing 5 of 12 publications

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