Dr. David M. Sonnenfroh Profile

Dr. David M. Sonnenfroh

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Publications (15)

Proceedings Article | 10 May 2018 Presentation + Paper

Compact lidar for continuous monitoring of atmospheric extinction

David Sonnenfroh, Robert Minelli, Joseph A. Goodwin, W. Terry Rawlins

Proceedings Volume 10636, 106360K (2018) https://doi.org/10.1117/12.2303736

KEYWORDS: LIDAR, Aerosols, Atmospheric particles, Weapons, Mass attenuation coefficient, Atmospheric monitoring, Atmospheric laser remote sensing, Backscatter, Beam splitters, Sensors

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Proceedings Article | 4 February 2013 Paper

Advanced sensors for Earth-sciences applications

D. Sonnenfroh, K. Parameswaran, J. Bruno, Kevin Repasky

Proceedings Volume 8631, 86310X (2013) https://doi.org/10.1117/12.2006905

KEYWORDS: Sensors, Absorption, Light emitting diodes, Quantum cascade lasers, Mid-IR, Carbon dioxide, Transmitters, LIDAR, Laser development, Earth sciences

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Proceedings Article | 12 May 2011 Paper

Small low-power consumption CO-sensor for post-fire cleanup aboard spacecraft

John Bradshaw, John Bruno, Kevin Lascola, Richard Leavitt, John Pham, Frederick Towner, David Sonnenfroh, Krishnan Parameswaran

Proceedings Volume 8032, 80320D (2011) https://doi.org/10.1117/12.887517

KEYWORDS: Absorption, Sensors, Quantum cascade lasers, Signal detection, Carbon monoxide, Spectroscopy, Modulation, Prototyping, Space operations, Gas lasers

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Proceedings Article | 12 May 2011 Paper

Precision and accuracy of miniature tunable diode laser absorption spectrometers

M. Frish, R. Wainner, M. Laderer, K. Parameswaran, D. Sonnenfroh, M. Druy

Proceedings Volume 8032, 803209 (2011) https://doi.org/10.1117/12.884526

KEYWORDS: Sensors, Absorbance, Absorption, Modulation, Oxygen, Tunable diode lasers, Process control, Precision measurement, Signal processing, Head

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SPIE Journal Paper | 1 November 2010

Interband cascade laser-based sensor for ambient CH₄

David Sonnenfroh, Richard Wainner, Mark Allen, Ruth Varner

OE, Vol. 49, Issue 11, 111118, (November 2010) https://doi.org/10.1117/12.10.1117/1.3498769

KEYWORDS: Sensors, Quantum cascade lasers, Absorption, Mirrors, Spectroscopy, Methane, Optical engineering, Climate change, Calibration, Semiconductor lasers

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Proceedings Article | 17 October 2006 Paper

A mid-IR ICL-based sensor for field measurements of ambient CH4

D. Sonnenfroh, R. Varner, M. Silva, M. Allen

Proceedings Volume 6386, 63860Q (2006) https://doi.org/10.1117/12.692861

KEYWORDS: Sensors, Carbon monoxide, Quantum cascade lasers, Climate change, Methane, Mid-IR, Laser optics, Computing systems, Control systems, Cryogenics

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Proceedings Article | 18 November 2005 Paper

Mid-infrared detection of trace biogenic species using compact QCL-based integrated cavity output spectroscopy (ICOS)

Michelle Silva, Richard Wainner, David Sonnenfroh, David Rosen, Mark Allen, Terence Risby

Proceedings Volume 6010, 60100E (2005) https://doi.org/10.1117/12.629993

KEYWORDS: Carbon monoxide, Quantum cascade lasers, Sensors, Absorption, Absorbance, Signal to noise ratio, Spectroscopy, NOx, Modulation, Mid-IR

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Proceedings Article | 25 March 2005 Paper

In-situ and stand-off sensing using QC/IC laser technology from 3-100 microns

Mark Allen, David Cook, Brian Decker, Joel Hensley, David Rosen, Michelle Silva, David Sonnenfroh, Richard Wainner

Proceedings Volume 5732, (2005) https://doi.org/10.1117/12.598279

KEYWORDS: Absorption, Sensors, Quantum cascade lasers, Laser applications, Terahertz radiation, Spectroscopy, LIDAR, Semiconductor lasers, Modulation, Mirrors

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Proceedings Article | 14 February 2001 Paper

Pollutant emission monitoring using QC laser-based mid-IR sensors

David Sonnenfroh, Mark Allen, W. Terry Rawlins, Claire Gmachl, Federico Capasso, Albert Hutchinson, Deborah Sivco, Alfred Cho

Proceedings Volume 4199, (2001) https://doi.org/10.1117/12.417364

KEYWORDS: Absorption, Quantum cascade lasers, Sensors, Semiconductor lasers, Carbon dioxide, Infrared radiation, Absorbance, Pulsed laser operation, Information operations, Carbon dioxide lasers

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Proceedings Article | 13 February 2001 Paper

Multifunctional industrial combustion process monitoring with tunable diode lasers

William Von Drasek, Olivier Charon, Ken Mulderink, David Sonnenfroh, Mark Allen

Proceedings Volume 4201, (2001) https://doi.org/10.1117/12.417388

KEYWORDS: Sensors, Combustion, Carbon monoxide, Semiconductor lasers, Particles, Absorption, Temperature metrology, Gas lasers, Pyrometry, Tunable diode lasers

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Proceedings Article | 7 May 1999 Paper

Oxy-fuel combustion emission monitoring using tunable diode laser sensors

William Von Drasek, David Sonnenfroh, P. Keating, Mark Allen, Olivier Charon

Proceedings Volume 3740, (1999) https://doi.org/10.1117/12.347798

KEYWORDS: Combustion, Sensors, Tunable diode lasers, Semiconductor lasers, Atmospheric particles, Absorption, Temperature metrology, Signal to noise ratio, Carbon monoxide, Molecules

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Proceedings Article | 22 January 1999 Paper

Diode laser sensors for aeropropulsion testing and control

Mark Allen, Michael Miller, David Sonnenfroh, Bernard Upschulte

Proceedings Volume 3535, (1999) https://doi.org/10.1117/12.337485

KEYWORDS: Sensors, Absorption, Temperature metrology, Semiconductor lasers, Carbon monoxide, Velocity measurements, Gases, Environmental sensing, Control systems, Combustion

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Proceedings Article | 21 October 1996 Paper

Ultrasensitive detection technique for tunable diode laser spectrometers: application to detection of NO2 and H2O

David Sonnenfroh, Scott Sewell, Mark Allen

Proceedings Volume 2834, (1996) https://doi.org/10.1117/12.255339

KEYWORDS: Sensors, Absorption, NOx, Absorbance, Signal to noise ratio, Semiconductor lasers, Tunable diode lasers, Troposphere, Atmospheric sensing, Frequency modulation

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Proceedings Article | 30 May 1995 Paper

Diode laser sensors for aeropropulsion monitoring and control

Mark Allen, William Kessler, Daniel Palombo, David Sonnenfroh

Proceedings Volume 2494, (1995) https://doi.org/10.1117/12.210505

KEYWORDS: Sensors, Absorption, Semiconductor lasers, Temperature metrology, Combustion, Fiber optics sensors, Absorbance, Velocity measurements, NOx, Oxygen

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Proceedings Article | 3 June 1994 Paper

Improved laser light source for remote sensing of air pollutants by means of DOAS and DIAL

Thomas Wilkerson, Steven Davis, David Sonnenfroh, Donald Heller, John Walling

Proceedings Volume 2112, (1994) https://doi.org/10.1117/12.177311

KEYWORDS: Absorption, Alexandrite lasers, Alexandrite, Near ultraviolet, Light sources, Semiconductor lasers, Remote sensing, Tunable lasers, Raman spectroscopy, Laser applications

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Showing 5 of 15 publications

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