Dr. John E. Hubbs Profile

Dr. John E. Hubbs

Technical Fellow

SPIE Involvement:

Author | Instructor

Area of Expertise:

Infrared Focal Plane Arrays , Radiation Effects on IR Focal Plane Arrays

Publications (20)

Proceedings Article | 31 May 2018 Presentation + Paper

Evaluation of space radiation effects on HgCdTe avalanche photodiode arrays for Lidar applications

Xiaoli Sun, James Abshire, Jean-Marie Lauenstein, William Sullivan, Jeff Beck, John Hubbs

Proceedings Volume 10624, 106240G (2018) https://doi.org/10.1117/12.2304601

KEYWORDS: Mercury cadmium telluride, Readout integrated circuits, Sensors, LIDAR, Annealing, Radiation effects, Avalanche photodiodes

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Proceedings Article | 26 September 2016 Paper

Proton radiation experimental results on a III-V nBn mid-wavelength infrared focal plane array

John Hubbs

Proceedings Volume 9933, 993307 (2016) https://doi.org/10.1117/12.2240199

KEYWORDS: Mid-IR, Staring arrays, Sensors, Readout integrated circuits, Infrared radiation, Detector arrays, Infrared detectors, Quantum efficiency, Diffusion, Temperature metrology

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Proceedings Article | 1 September 2015 Paper

Radiation effects on Yb:YLF crystals used in cryogenic optical refrigerators

K. Martin, S. Melgaard, V. Cowan, J. Hubbs, T. Fraser, M. Sheik-Bahae

Proceedings Volume 9616, 96160V (2015) https://doi.org/10.1117/12.2189843

KEYWORDS: Crystals, Ions, Cryogenics, Silicon, Absorption, Photons, Laser crystals, Solids, Neodymium, Sensors

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Proceedings Article | 7 October 2014 Paper

Pupil imaging with a high sensitivity, LWIR focal plane array

Paul LeVan, John Hubbs, Quinn Pratt

Proceedings Volume 9220, 92200S (2014) https://doi.org/10.1117/12.2063238

KEYWORDS: Staring arrays, Black bodies, Long wavelength infrared, Sensors, Fresnel lenses, Infrared radiation, Signal processing, Control systems, Quantum efficiency, Integrated optics

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SPIE Journal Paper | 8 June 2012

Radiometric characterization of long-wavelength infrared type II strained layer superlattice focal plane array under low-photon irradiance conditions

John Hubbs, Vaidya Nathan, Meimei Tidrow, Manijeh Razeghi

OE, Vol. 51, Issue 6, 064002, (June 2012) https://doi.org/10.1117/12.10.1117/1.OE.51.6.064002

KEYWORDS: Sensors, Laser sintering, Field effect transistors, Superlattices, Staring arrays, Long wavelength infrared, Readout integrated circuits, Infrared sensors, Quantum efficiency, Gallium antimonide

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Proceedings Article | 24 January 2011 Paper

Gamma-ray irradiation effects on InAs/GaSb-based nBn IR detector

Vincent Cowan, Christian Morath, Seth Swift, Stephen Myers, Nutan Gautam, Sanjay Krishna

Proceedings Volume 7945, 79451S (2011) https://doi.org/10.1117/12.873413

KEYWORDS: Sensors, Infrared detectors, Laser sintering, Radiation effects, Infrared sensors, Gamma radiation, Environmental sensing, Tolerancing, Etching, Silicon

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Proceedings Article | 26 August 2008 Paper

The impact of radiation hardened by design (RHBD) techniques on the performance of readout integrated circuits in radiation environments

John Hubbs, Mark Gramer, Diana Maestas-Jepson, Gary Dole, Allan Hahn

Proceedings Volume 7095, 70950E (2008) https://doi.org/10.1117/12.796871

KEYWORDS: Readout integrated circuits, Digital electronics, Amplifiers, Sensors, Fabrication, Analog electronics, Tolerancing, Digital electronic circuits, Short wave infrared radiation, Integrated circuit design

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SPIE Journal Paper | 1 April 2008

Unpolarized calibration and nonuniformity correction for long-wave infrared microgrid imaging polarimeters

David Bowers, James Boger, David Wellems, Stephen Ortega, Matthew Fetrow, John Hubbs, Wiley Black, Bradley Ratliff, J. Scott Tyo

OE, Vol. 47, Issue 04, 046403, (April 2008) https://doi.org/10.1117/12.10.1117/1.2911715

KEYWORDS: Calibration, Polarimetry, Polarization, Nonuniformity corrections, Long wavelength infrared, Staring arrays, Polarizers, Sensors, Optical spheres, Infrared radiation

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Proceedings Article | 7 September 2006 Paper

Measurement of the radiometric and polarization characteristics of a microgrid polarizer infrared focal plane array

John Hubbs, Mark Gramer, Diana Maestas-Jepson, Gary Dole, Matthew Fetrow, David Bowers, James Boger

Proceedings Volume 6295, 62950C (2006) https://doi.org/10.1117/12.685468

KEYWORDS: Polarizers, Staring arrays, Polarization, Sensors, Readout integrated circuits, Long wavelength infrared, Optical testing, Mineralogy, Infrared radiation, Mercury cadmium telluride

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Proceedings Article | 3 May 2006 Paper

Evaluation and display of polarimetric image data using long-wave cooled microgrid focal plane arrays

David Bowers, James Boger, L. David Wellems, Wiley Black, Steve Ortega, Bradley Ratliff, Matthew Fetrow, John Hubbs, J. Scott Tyo

Proceedings Volume 6240, 62400F (2006) https://doi.org/10.1117/12.666600

KEYWORDS: Staring arrays, Polarimetry, Nonuniformity corrections, Calibration, Polarization, Image fusion, Polarizers, Thermography, Sensors, Cameras

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Proceedings Article | 25 August 2005 Paper

Total ionizing dose and proton radiation characterization of Si P-i-N visible hybrid focal plane arrays

John Hubbs, Mark Gramer, Douglas Arrington, Gary Dole, Diana Maestas-Jepson, Sheldon Takeall

Proceedings Volume 5902, 59020M (2005) https://doi.org/10.1117/12.625538

KEYWORDS: Staring arrays, Sensors, Silicon, Readout integrated circuits, Visible radiation, Quantum efficiency, Detector arrays, Amplifiers, Aerospace engineering, Infrared radiation

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SPIE Journal Paper | 1 March 2005

Determination of the conditions under which the responsivity of quantum-well infrared photodetectors becomes background-flux-dependent

K. Cuff, Thomas Casselman, Douglas Arrington, John Hubbs

OE, Vol. 44, Issue 03, 036403, (March 2005) https://doi.org/10.1117/12.10.1117/1.1871961

KEYWORDS: Sensors, Quantum well infrared photodetectors, Photons, Dielectrics, Optical engineering, Data modeling, Resistance, Capacitance, Dielectric relaxation, Infrared sensors

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SPIE Journal Paper | 1 October 2000

Nonlinear response of quantum well infrared photodetectors under low-background and low-temperature conditions

John Hubbs, Douglas Arrington, Mark Gramer, Gary Dole

OE, Vol. 39, Issue 10, (October 2000) https://doi.org/10.1117/12.10.1117/1.1308491

KEYWORDS: Sensors, Quantum well infrared photodetectors, Resistance, Nonlinear response, Quantum efficiency, Signal detection, Infrared sensors, Temperature metrology, Photodetectors, Optical engineering

Proceedings Article | 17 July 2000 Paper

Nonlinear response of QWIP detectors: summary of data from four manufacturers

Douglas Arrington, John Hubbs, Mark Gramer, Gary Dole

Proceedings Volume 4028, (2000) https://doi.org/10.1117/12.391741

KEYWORDS: Sensors, Quantum well infrared photodetectors, Resistance, Signal detection, Black bodies, Photodetectors, Nonlinear response, Manufacturing, Space operations, Infrared detectors

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Proceedings Article | 22 July 1998 Paper

Method to validate relative spectral response curves

John Hubbs, John Garcia, Eustace Dereniak

Proceedings Volume 3379, (1998) https://doi.org/10.1117/12.317620

KEYWORDS: Sensors, Black bodies, Infrared detectors, Infrared sensors, Optical filters, Temperature metrology, Long wavelength infrared, Mercury cadmium telluride, Infrared radiation, FT-IR spectroscopy

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Proceedings Article | 22 July 1998 Paper

Impact of excess low-frequency noise (ELFN) in Si:As impurity band conduction (IBC) focal plane arrays for astronomical applications

Douglas Arrington, John Hubbs, Mark Gramer, Gary Dole

Proceedings Volume 3379, (1998) https://doi.org/10.1117/12.317603

KEYWORDS: Sensors, Signal to noise ratio, Staring arrays, Interference (communication), Astronomy, Amplifiers, Detector arrays, Field effect transistors, Infrared detectors, Infrared sensors

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Proceedings Article | 30 May 1995 Paper

Measurement of the spectral response of long-wavelength infrared focal plane arrays

John Hubbs, Douglas Arrington, Mark Gramer, Gary Dole

Proceedings Volume 2474, (1995) https://doi.org/10.1117/12.210569

KEYWORDS: Sensors, Black bodies, Staring arrays, Temperature metrology, Pyroelectric detectors, Long wavelength infrared, Infrared sensors, Infrared radiation, Photodetectors, Optical filters

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Proceedings Article | 15 July 1994 Paper

Radiometric characterization of a Si:As scanning hybrid array

John Hubbs, Mark Gramer, Douglas Arrington, Gary Dole

Proceedings Volume 2225, (1994) https://doi.org/10.1117/12.179702

KEYWORDS: Data conversion, Sensors, Photodetectors

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Proceedings Article | 1 September 1992 Paper

Computer simulation of a switched FET readout multiplexer

John Hubbs, Donald Neamen, Eustace Dereniak

Proceedings Volume 1685, (1992) https://doi.org/10.1117/12.137787

KEYWORDS: Multiplexers, Amplifiers, Oxides, Computer simulations, Field effect transistors, Infrared detectors, Staring arrays, Detector arrays, Data modeling, Infrared radiation

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SPIE Journal Paper | 1 November 1991

Radiation effects characterization of infrared focal plane arrays using the Mosaic Array Test System

John Hubbs, Gary Dole, Douglas Arrington, Mark Gramer

OE, Vol. 30, Issue 11, (November 1991) https://doi.org/10.1117/12.10.1117/12.56007

KEYWORDS: Staring arrays, Signal processing, Sensors, Radiation effects, Infrared radiation, Photons, Capacitance, Computing systems, Field effect transistors, Infrared detectors

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Showing 5 of 20 publications

Conference Committee Involvement (23)

Quantum Sensing and Nano Electronics and Photonics XIX

29 January 2023 | San Francisco, California, United States

Quantum Sensing and Nano Electronics and Photonics XVIII

24 January 2022 | San Francisco, California, United States

Quantum Sensing and Nano Electronics and Photonics XVII

2 February 2020 | San Francisco, California, United States

Quantum Sensing and Nano Electronics and Photonics XVI

3 February 2019 | San Francisco, California, United States

Quantum Sensing and Nano Electronics and Photonics XV

28 January 2018 | San Francisco, California, United States

Image Sensing Technologies: Materials, Devices, Systems, and Applications IV

12 April 2017 | Anaheim, CA, United States

Image Sensing Technologies: Materials, Devices, Systems, and Applications III

20 April 2016 | Baltimore, MD, United States

Infrared Sensors, Devices, and Applications V

12 August 2015 | San Diego, California, United States

Image Sensing Technologies: Materials, Devices, Systems, and Applications II

22 April 2015 | Baltimore, MD, United States

Infrared Sensors, Devices, and Applications IV

18 August 2014 | San Diego, California, United States

Image Sensing Technologies: Materials, Devices, Systems, and Applications

7 May 2014 | Baltimore, MD, United States

Infrared Sensors, Devices, and Applications III

26 August 2013 | San Diego, California, United States

Quantum Sensing and Nanophotonic Devices X

3 February 2013 | San Francisco, California, United States

Infrared Sensors, Devices, and Applications II

14 August 2012 | San Diego, California, United States

Quantum Sensing and Nanophotonic Devices IX

22 January 2012 | San Francisco, California, United States

Infrared Sensors, Devices, and Applications

23 August 2011 | San Diego, California, United States

Quantum Sensing and Nanophotonic Devices VIII

23 January 2011 | San Francisco, California, United States

Infrared Detectors and Focal Plane Arrays XI

4 August 2010 | San Diego, California, United States

Infrared Detectors and Focal Plane Arrays X

4 August 2009 | San Diego, California, United States

Infrared Detectors and Focal Plane Arrays IX

10 August 2008 | San Diego, California, United States

Infrared Detectors and Focal Plane Arrays IX

27 August 2007 | San Diego, California, United States

Infrared Detectors and Focal Plane Arrays VIII

15 August 2006 | San Diego, California, United States

Infrared Detectors and Focal Plane Arrays VIII

2 August 2004 | Denver, Colorado, United States

Showing 5 of 23 Conference Committees

Course Instructor

SC152: Infrared Focal Plane Arrays

The course presents a fundamental understanding of two-dimensional arrays applied to detecting the infrared spectrum. The physics and electronics associated with 2-D infrared detection are stressed with special emphasis on the hybrid architecture unique to two-dimensional infrared arrays.

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