Search Results - "Bahramvash Shams, Shima"

Analyzing ozone variations and uncertainties at high latitudes during sudden stratospheric warming events using MERRA-2 by Bahramvash Shams, Shima, Walden, Von P, Hannigan, James W, Randel, William J, Petropavlovskikh, Irina V, Butler, Amy H, de la Cámara, Alvaro

“…Stratospheric circulation is a critical part of the Arctic ozone cycle. Sudden stratospheric warming events (SSWs) manifest the strongest alteration of…”
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Variations in the vertical profile of ozone at four high-latitude Arctic sites from 2005 to 2017 by Bahramvash Shams, Shima, Walden, Von P, Petropavlovskikh, Irina, Tarasick, David, Kivi, Rigel, Oltmans, Samuel, Johnson, Bryan, Cullis, Patrick, Sterling, Chance W, Thölix, Laura, Errera, Quentin

“…Understanding variations in atmospheric ozone in the Arctic is difficult because there are only a few long-term records of vertical ozone profiles in this…”
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Retrievals of Ozone in the Troposphere and Lower Stratosphere Using FTIR Observations Over Greenland by Bahramvash Shams, Shima, Walden, Von P., Hannigan, James W., Turner, David D.

“…When retrieving geophysical parameters, it is advantageous to have an estimate of prior information that is based on observations with associated…”
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A Novel Aerosol Load Index Using MODIS Visible Bands: Applied to South-West Part of Iran by Bahramvash Shams, Shima, Mohammadzadeh, Ali

“…Because of the existence of some gaps, uncertainties, and coarse spatial resolution in global aerosol optical depth (AOD) data over south-west part of Iran as…”
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Global Atmospheric OCS Trend Analysis From 22 NDACC Stations by Hannigan, James W., Ortega, Ivan, Shams, Shima Bahramvash, Blumenstock, Thomas, Campbell, John Elliott, Conway, Stephanie, Flood, Victoria, Garcia, Omaira, Griffith, David, Grutter, Michel, Hase, Frank, Jeseck, Pascal, Jones, Nicholas, Mahieu, Emmanuel, Makarova, Maria, Mazière, Martine, Morino, Isamu, Murata, Isao, Nagahama, Toomo, Nakijima, Hideaki, Notholt, Justus, Palm, Mathias, Poberovskii, Anatoliy, Rettinger, Markus, Robinson, John, Röhling, Amelie N., Schneider, Matthias, Servais, Christian, Smale, Dan, Stremme, Wolfgang, Strong, Kimberly, Sussmann, Ralf, Te, Yao, Vigouroux, Corinne, Wizenberg, Tyler

“…Carbonyl sulfide (OCS) is a non‐hygroscopic trace species in the free troposphere and a large sulfur reservoir maintained by both direct oceanic, geologic,…”
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An Investigation of Ozone Variability and Associated Uncertainties over High Northern Latitudes by Bahramvash Shams, Shima

“…Ozone is influenced by various dynamical and chemical processes over the northern high latitudes. Moreover, as an important trace gas, ozone variability over…”
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USING AEROSOL REFLECTANCE FOR DUST DETECTION by Bahramvash Shams, S., Mohammadzade, A.

“…In this study we propose an approach for dust detection by aerosol reflectance over arid and urban region in clear sky condition. In urban and arid areas…”
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