Zobrazeno 1 - 10
of 32
pro vyhledávání: '"Stephen E. Dunagan"'
Autor:
Samuel E. LeBlanc, Michal Segal-Rozenhaimer, Jens Redemann, Connor Flynn, Roy R. Johnson, Stephen E. Dunagan, Robert Dahlgren, Jhoon Kim, Myungje Choi, Arlindo da Silva, Patricia Castellanos, Qian Tan, Luke Ziemba, Kenneth Lee Thornhill, Meloë Kacenelenbogen
Publikováno v:
Atmospheric Chemistry and Physics. 22:11275-11304
Aerosol particles can be emitted, transported, removed, or transformed, leading to aerosol variability at scales impacting the climate (days to years and over hundreds of kilometers) or the air quality (hours to days and from meters to hundreds of ki
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6190406313b755dc669af55985874ee8
https://doi.org/10.5194/acp-22-11275-2022
https://doi.org/10.5194/acp-22-11275-2022
Autor:
Yohei Shinozuka, John Livingston, Michal Segal-Rosenhaimer, Jens Redemann, Philip B. Russell, Connor Flynn, Beat Schmid, Jhony Zavaleta, Roy Johnson, Stephen E. Dunagan
Publikováno v:
Remote Sensing, Vol 5, Iss 8, Pp 3872-3895 (2013)
The Spectrometer for Sky-Scanning, Sun-Tracking Atmospheric Research (4STAR) combines airborne sun tracking and sky scanning with diffraction spectroscopy to improve knowledge of atmospheric constituents and their links to air-pollution/climate. Dire
Externí odkaz:
https://doaj.org/article/2204722a0f724d7183bfd3ed1b64d18d
Autor:
Samuel E. LeBlanc, Michal Segal-Rozenhaimer, Jens Redemann, Connor J. Flynn, Roy R. Johnson, Stephen E. Dunagan, Robert Dahlgren, Jhoon Kim, Myungje Choi, Arlindo M. da Silva, Patricia Castellanos, Qian Tan, Luke Ziemba, Kenneth Lee Thornhill, Meloë S. Kacenelenbogen
Aerosol particles can be emitted, transported, removed, or transformed, leading to aerosol variability at scales impacting the climate (days to years and over hundreds of kilometers) or the air quality (hours to days and from meters to hundreds of ki
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f1e044a93949c7853d377822eec7a7bf
https://acp.copernicus.org/preprints/acp-2021-1012/
https://acp.copernicus.org/preprints/acp-2021-1012/
Publikováno v:
Optical Sensors and Sensing Congress (ES, FTS, HISE, Sensors).
The NASA next-generation airborne sunphotometer (5STAR) is subject to science requirements and practical constraints in the optical, mechanical, electronic, robotic, thermal and aeronautic domains. This presentation summarizes the engineering challen
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::56fd2b29f8020dd2095781d6d9fa005d
https://doi.org/10.1364/fts.2019.jw3a.11
https://doi.org/10.1364/fts.2019.jw3a.11
Autor:
Stephen Broccardo, Connor Flynn, Kristina Pistone, M. S. Kacenelenbogen, Michal Segal-Rosenheimer, Stephen E. Dunagan, Jens Redemann, Samuel LeBlanc
Publikováno v:
Optical Sensors and Sensing Congress (ES, FTS, HISE, Sensors).
To realize the potential of spectrometers for airborne sunphotometry, a hybrid instrument incorporating radiometers and miniature spectrometers is being built. This brings with it several challenges in amplifier design, thermal management and stray-l
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d203f3e9ea5865e705191763820ed05f
https://doi.org/10.1364/fts.2019.jw3a.33
https://doi.org/10.1364/fts.2019.jw3a.33
Autor:
John M. Livingston, Meloë Kacenelenbogen, Michal Segal Rosenheimer, Hiren Jethva, Yohei Shinozuka, Jens Redemann, Omar Torres, Rob Spurr, Stephen E. Dunagan, Lorraine A. Remer
Publikováno v:
Atmospheric Measurement Techniques, Vol 9, Iss 10, Pp 5053-5062 (2016)
We present the validation analysis of above-cloud aerosol optical depth (ACAOD) retrieved from the “color ratio” method applied to MODIS cloudy-sky reflectance measurements using the limited direct measurements made by NASA's airborne Ames Airbor
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1bcd67bb42a6ff169f2d056079ff7352
https://doi.org/10.5194/amt-9-5053-2016
https://doi.org/10.5194/amt-9-5053-2016
Autor:
Chris A. Hostetler, Duli Chand, Larry K. Berg, John M. Hubbe, Brian Cairns, Evgueni I. Kassianov, C. Kluzek, James C. Barnard, Mikhail Pekour, Jerome D. Fast, J. M. Wilson, Sharon P. Burton, Pavlos Kollias, Stephen E. Dunagan, Philip B. Russell, Katia Lamer, Alla Zelenyuk, Arthur J. Sedlacek, Joseph Michalsky, Stephen R. Springston, Ivan Ortega, Rainer Volkamer, Johnathan W. Hair, Beat Schmid, John E. Shilling, R. R. Rogers, Mark A. Miller, Kathleen Lantz, R. R. Johnson, Connor Flynn, Yohei Shinozuka, Michal Segal-Rosenheimer, Megan C. Tyrrell, Anne Jefferson, Jason Tomlinson, Jennifer M. Comstock, Richard Ferrare, Carl M. Berkowitz, Jens Redemann, Fan Mei
Publikováno v:
Journal of Geophysical Research: Atmospheres. 121:336-361
The Two-Column Aerosol Project (TCAP), conducted from June 2012 through June 2013, was a unique study designed to provide a comprehensive data set that can be used to investigate a number of important climate science questions, including those relate
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::147e5a3fede6b26106c84d2e77a10333
https://doi.org/10.1002/2015jd023848
https://doi.org/10.1002/2015jd023848
Autor:
Alexander Marshak, Brent N. Holben, Stephen E. Dunagan, B. van Diedenhoven, Kirk Knobelspiesse, Ilya Slutsker
Publikováno v:
Atmospheric Measurement Techniques, Vol 8, Iss 3, Pp 1537-1554 (2015)
The primary goal of this project has been to investigate if ground-based visible and near-infrared passive radiometers that have polarization sensitivity can determine the thermodynamic phase of overlying clouds, i.e., if they are comprised of liquid
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::74c7cb2e5bc0f9b6e84a8f58e0c0e9ad
https://doi.org/10.5194/amt-8-1537-2015
https://doi.org/10.5194/amt-8-1537-2015
Autor:
Beat Schmid, P. B. Russell, Nader Abuhassan, Jay R. Herman, J. M. Wilson, Michal Segal-Rosenheimer, Jens Redemann, R. R. Johnson, John M. Livingston, Stephen E. Dunagan, Alexander Cede, Jennifer M. Comstock, Alla Zelenyuk, John M. Hubbe, Connor Flynn, Yohei Shinozuka
Publikováno v:
Journal of Geophysical Research: Atmospheres. 119:2611-2628
Total columnar water vapor (CWV), nitrogen dioxide (NO2), and ozone (O3) are derived from a newly developed, hyperspectral airborne Sun-sky spectrometer (4STAR) for the first time during the two intensive phases of the Two-Column Aerosol Project (TCA
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e9b4732dfc596f4bbd01a5fd33850f6d
https://doi.org/10.1002/2013jd020884
https://doi.org/10.1002/2013jd020884
Autor:
Paquita Zuidema, Warren J. Gore, M. Segal-Rosenheimer, Peter Pilewskie, M. S. Kacenelenbogen, Stephen E. Dunagan, Yohei Shinozuka, Robert Wood, Beat Schmid, R. R. Johnson, Jens Redemann, S. Cochrane, Samuel LeBlanc, Connor Flynn, K. Pistone, Sebastian Schmidt
Publikováno v:
Light, Energy and the Environment.
NASA’s ORACLES campaign aims to understand key parameters and processes driving the interactions of biomass burning aerosols with clouds over the South Atlantic. We describe first results from two hyperspectral instruments deployed in ORACLES-2016.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::01495a76cec5c2048ecddd2f5bc6af2f
https://doi.org/10.1364/hise.2016.htu2f.4
https://doi.org/10.1364/hise.2016.htu2f.4