Dr. Hilary E. Snell Profile

Dr. Hilary E. Snell

EVP and Principal Scientist at Atmospheric and Environmental Research Inc

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Author

Publications (18)

SPIE Journal Paper | 8 August 2014 Open Access

Impact of atmospheric state uncertainties on retrieved XCO² columns from laser differential absorption spectroscopy measurements

T. Scott Zaccheo, Timothy Pernini, Hilary Snell, Edward Browell

JARS, Vol. 8, Issue 01, 083575, (August 2014) https://doi.org/10.1117/12.10.1117/1.JRS.8.083575

KEYWORDS: Interference (communication), Atmospheric modeling, Absorption, Data modeling, Atmospheric optics, Atmospheric sensing, Carbon monoxide, Error analysis, Spectroscopic atmospheric monitoring techniques, Computer simulations

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Proceedings Article | 8 May 2010 Paper

Use of environmental impacts in sensor scheduling

Peter Shea, Marisa Gioioso, Hilary Snell

Proceedings Volume 7691, 769103 (2010) https://doi.org/10.1117/12.852759

KEYWORDS: Sensors, Environmental sensing, Clouds, Target detection, Sensor performance, Genetic algorithms, Atmospheric sensing, Environmental monitoring, Surveillance, Interference (communication)

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Proceedings Article | 7 May 2007 Paper

Using the MODTRAN5 radiative transfer algorithm with NASA satellite data: AIRS and SORCE

Gail Anderson, Alexander Berk, James Chetwynd, Jerald Harder, Juan Fontenla, Eric Shettle, Roger Saunders, Hilary Snell, Peter Pilewskie, Bruce Kindel, James Gardner, Michael Hoke, Gerald Felde, Ronald Lockwood, Prabhat Acharya

Proceedings Volume 6565, 65651O (2007) https://doi.org/10.1117/12.721184

KEYWORDS: Absorption, Spectral resolution, Atmospheric modeling, Long wavelength infrared, Satellites, Infrared radiation, Ozone, Radiative transfer, Information operations, Solar processes

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Proceedings Article | 1 September 2006 Paper

Improvements to NPOESS temperature and moisture sounding by combining sounder and imaging instrument data

Richard Lynch, Craig Richard, Hilary Snell, David Hogan, Allen Huang, Denise Hagan, Michael Mussetto

Proceedings Volume 6301, 63010E (2006) https://doi.org/10.1117/12.679549

KEYWORDS: Clouds, Spatial resolution, MODIS, Sensors, Critical dimension metrology, Algorithm development, Imaging systems, Medium wave, Spectral resolution, Atmospheric sciences

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Proceedings Article | 4 May 2006 Paper

Applying the OSS radiative transfer method to MODTRAN

Hilary Snell, Thomas Connor, Svetlan Bzenic, T. Scott Zaccheo

Proceedings Volume 6233, 62331G (2006) https://doi.org/10.1117/12.666082

KEYWORDS: Radiative transfer, Atmospheric modeling, Multiple scattering, Scattering, Remote sensing, Systems modeling, Spectral resolution, Sensors, Data modeling, Satellite communications

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Proceedings Article | 20 January 2005 Paper

An airborne imaging radiometer (AIR) for atmospheric and surface process studies

Brian Johnson, Kevin Czajkowski, Robert d'Entremont, Julie Haggerty, Thomas Kampe, Hilary Snell, Jennifer Turner-Valle

Proceedings Volume 5655, (2005) https://doi.org/10.1117/12.578289

KEYWORDS: Sensors, Clouds, Thermography, Microbolometers, Temperature metrology, Infrared imaging, Infrared radiation, Detector arrays, Remote sensing, Radiometry

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Proceedings Article | 26 October 2004 Paper

The impact of aerosol spatial inhomogeneity on the design and performance of spaceborne multiangular instruments

Shelley Petroy, Richard Nicholson, Rainer Illing, Robert d'Entremont, Hilary Snell

Proceedings Volume 5542, (2004) https://doi.org/10.1117/12.556353

KEYWORDS: Aerosols, Scattering, MODIS, Atmospheric particles, Polarimetry, Satellites, Space operations, Clouds, Sensors, Knowledge management

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Proceedings Article | 14 October 2004 Paper

Testbed architecture for rapid prototyping and assessment of environmental remote sensing algorithms

T. Scott Zaccheo, John Galantowicz, David Hogan, Edward Kennelly, Hilary Snell

Proceedings Volume 5548, (2004) https://doi.org/10.1117/12.559532

KEYWORDS: Algorithm development, Data modeling, Sensors, Remote sensing, Clouds, Computer simulations, Microwave radiation, Environmental sensing, MODIS, Radiative transfer

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Proceedings Article | 12 August 2004 Paper

Atmospheric radiance modeling using the optimal spectral sampling (OSS) method

Jean-Luc Moncet, Gennadi Uymin, Hilary Snell

Proceedings Volume 5425, (2004) https://doi.org/10.1117/12.541006

KEYWORDS: Atmospheric modeling, Sensors, Radiative transfer, Absorption, Remote sensing, Multiple scattering, Satellites, Atmospheric optics, Spectral resolution, Microwave radiation

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Proceedings Article | 12 August 2004 Paper

Atmospheric temperature, moisture, and trace gas retrieval algorithm for the NPOESS/NPP cross-track infrared microwave sounder suite (CrIMSS)

Hilary Snell, Jean-Luc Moncet, Richard Lynch, Xu Liu

Proceedings Volume 5425, (2004) https://doi.org/10.1117/12.541931

KEYWORDS: Clouds, Infrared radiation, Microwave radiation, Sensors, Medium wave, Satellites, Algorithm development, Ozone, Temperature metrology, Infrared sensors

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Proceedings Article | 3 November 2003 Paper

Imaging Multi-Order Fabry-Perot Spectrometer (IMOFPS) for spaceborne measurements of CO

Brian Johnson, Thomas Kampe, William Cook, Grzegorz Miecznik, Paul Novelli, Hilary Snell, Jennifer Turner-Valle

Proceedings Volume 5157, (2003) https://doi.org/10.1117/12.506147

KEYWORDS: Carbon monoxide, Spectroscopy, Optical filters, Fabry–Perot interferometers, Image filtering, Sensors, Spectral resolution, Detector arrays, Signal to noise ratio, Aerospace engineering

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Proceedings Article | 31 October 1996 Paper

Reviewing atmospheric radiative transfer modeling: new developments in high- and moderate-resolution FASCODE/FASE and MODTRAN

Gail Anderson, F. Kneizys, James Chetwynd, Laurence Rothman, Michael Hoke, Alexander Berk, Lawrence Bernstein, Prabhat Acharya, Hilary Snell, Eli Mlawer, Shepard Clough, Jinxue Wang, Szu-Chia Lee, Henry Revercomb, Tatsuya Yokota, L. Kimball, Eric Shettle, Leonard Abreu, John Selby

Proceedings Volume 2830, (1996) https://doi.org/10.1117/12.256105

KEYWORDS: Atmospheric modeling, Transmittance, Absorption, Radiative transfer, Spectroscopy, Multiple scattering, Solar radiation models, Spectral resolution, Scattering, Clouds

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Proceedings Article | 31 October 1996 Paper

Retrieval of stratospheric temperature profiles in the presence of non-LTE radiance contributions

George Lindquist, William Cook, Hilary Snell

Proceedings Volume 2830, (1996) https://doi.org/10.1117/12.256112

KEYWORDS: Sensors, Fabry–Perot interferometers, Molybdenum, Spectral resolution, Absorption, Calibration, Temperature metrology, Fringe analysis, Stratosphere, Dysprosium

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Proceedings Article | 27 December 1995 Paper

Validation of FASE (FASCODE for the Environment) and MODTRAN3: updates and comparisons with clear-sky measurements

Hilary Snell, Gail Anderson, Jinxue Wang, Jean-Luc Moncet, James Chetwynd, Stephen English

Proceedings Volume 2578, (1995) https://doi.org/10.1117/12.228940

KEYWORDS: Atmospheric modeling, Radiative transfer, Thermal modeling, Statistical modeling, Atmospheric chemistry, Transmittance, Spectral resolution, Infrared radiation, Atmospheric sensing, Data modeling

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Proceedings Article | 15 June 1995 Paper

FASCODE for the environment (FASE)

Hilary Snell, Jean-Luc Moncet, Gail Anderson, James Chetwynd, S. Miller, Junfeng Wang

Proceedings Volume 2471, (1995) https://doi.org/10.1117/12.211917

KEYWORDS: Radiative transfer, Atmospheric optics, Atmospheric modeling, Atmospheric physics, Spectral resolution, Physics, Atmospheric sensing, Computing systems, Parallel processing, Transmittance

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Proceedings Article | 30 September 1994 Paper

Atmospheric spectra from a multiplex Fabry-Perot interferometer

Hilary Snell, William Cook, Paul Hays

Proceedings Volume 2266, (1994) https://doi.org/10.1117/12.187578

KEYWORDS: Spectral resolution, Fabry–Perot interferometry, Remote sensing, Optical filters, Distance measurement, Michelson interferometers, Sensors, Signal to noise ratio, Reflectivity, Signal detection

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Proceedings Article | 29 June 1992 Paper

Fourier transform Fabry-Perot interferometer

Hilary Snell, Paul Hays

Proceedings Volume 1745, (1992) https://doi.org/10.1117/12.60609

KEYWORDS: Fabry–Perot interferometers, Fabry–Perot interferometry, Michelson interferometers, Remote sensing, Electronic filtering, Spectral resolution, Fourier transforms, Optical filters, Gases, Infrared radiation

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Proceedings Article | 1 September 1991 Paper

Multiplex Fabry-Perot interferometer

Hilary Snell, Paul Hays

Proceedings Volume 1492, (1991) https://doi.org/10.1117/12.45866

KEYWORDS: Fabry–Perot interferometers, Fabry–Perot interferometry, Michelson interferometers, Remote sensing, Atmospheric sensing, Spectral resolution, Fourier transforms, Earth's atmosphere, Infrared radiation, Fourier spectroscopy

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Showing 5 of 18 publications

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