Search Results - "Novak, Gordon"

Reactive VOC Production from Photochemical and Heterogeneous Reactions Occurring at the Air–Ocean Interface by Novak, Gordon A, Bertram, Timothy H

“…Conspectus The ocean surface serves as a source and sink for a diverse set of reactive trace gases in the atmosphere, including volatile organic compounds…”
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Air‐Sea exchange of biogenic volatile organic compounds and the impact on aerosol particle size distributions by Kim, Michelle J., Novak, Gordon A., Zoerb, Matthew C., Yang, Mingxi, Blomquist, Byron W., Huebert, Barry J., Cappa, Christopher D., Bertram, Timothy H.

“…Abstract We report simultaneous, underway eddy covariance measurements of the vertical flux of isoprene, total monoterpenes, and dimethyl sulfide (DMS) over…”
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Oceanic emissions of dimethyl sulfide and methanethiol and their contribution to sulfur dioxide production in the marine atmosphere by Novak, Gordon A, Kilgour, Delaney B, Jernigan, Christopher M, Vermeuel, Michael P, Bertram, Timothy H

“…Oceanic emissions of dimethyl sulfide (CH3SCH3, DMS) have long been recognized to impact aerosol particle composition and size, the concentration of cloud…”
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Diel Profile of Hydroperoxymethyl Thioformate: Evidence for Surface Deposition and Multiphase Chemistry by Vermeuel, Michael P, Novak, Gordon A, Jernigan, Christopher M, Bertram, Timothy H

“…Dimethyl sulfide (DMS; CH3SCH3), a biogenically produced trace gas emitted from the ocean, accounts for a large fraction of natural sulfur released to the…”
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Production of oxygenated volatile organic compounds from the ozonolysis of coastal seawater by Kilgour, Delaney B, Novak, Gordon A, Claflin, Megan S, Lerner, Brian M, Bertram, Timothy H

“…Dry deposition of ozone (O3) to the ocean surface and the ozonolysis of organics in the sea surface microlayer (SSML) are potential sources of volatile organic…”
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Rapid cloud removal of dimethyl sulfide oxidation products limits SO₂ and cloud condensation nuclei production in the marine atmosphere by Novak, Gordon A., Fite, Charles H., Holmes, Christopher D., Veres, Patrick R., Neuman, J. Andrew, Faloona, Ian, Thornton, Joel A., Wolfe, Glenn M., Vermeuel, Michael P., Jernigan, Christopher M., Peischl, Jeff, Ryerson, Thomas B., Thompson, Chelsea R., Bourgeois, Ilann, Warneke, Carsten, Gkatzelis, Georgios I., Coggon, Mathew M., Sekimoto, Kanako, Bui, T. Paul, Dean-Day, Jonathan, Diskin, Glenn S., DiGangi, Joshua P., Nowak, John B., Moore, Richard H., Wiggins, Elizabeth B., Winstead, Edward L., Robinson, Claire, Thornhill, K. Lee, Sanchez, Kevin J., Hall, Samuel R., Ullmann, Kirk, Dollner, Maximilian, Weinzierl, Bernadett, Blake, Donald R., Bertram, Timothy H.

“…Oceans emit large quantities of dimethyl sulfide (DMS) to the marine atmosphere. The oxidation of DMS leads to the formation and growth of cloud condensation…”
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Atmospheric Benzothiazoles in a Coastal Marine Environment by Franklin, Emily B, Alves, Michael R, Moore, Alexia N, Kilgour, Delaney B, Novak, Gordon A, Mayer, Kathryn, Sauer, Jonathan S, Weber, Robert J, Dang, Duyen, Winter, Margaux, Lee, Christopher, Cappa, Christopher D, Bertram, Timothy H, Prather, Kimberly A, Grassian, Vicki H, Goldstein, Allen H

“…Organic emissions from coastal waters play an important but poorly understood role in atmospheric chemistry in coastal regions. A mesocosm experiment focusing…”
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Observations of biogenic volatile organic compounds over a mixed temperate forest during the summer to autumn transition by Vermeuel, Michael P, Novak, Gordon A, Kilgour, Delaney B, Claflin, Megan S, Lerner, Brian M, Trowbridge, Amy M, Thom, Jonathan, Cleary, Patricia A, Desai, Ankur R, Bertram, Timothy H

“…The exchange of trace gases between the biosphere and the atmosphere is an important process that controls both chemical and physical properties of the…”
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Simultaneous detection of ozone and nitrogen dioxide by oxygen anion chemical ionization mass spectrometry: a fast-time-response sensor suitable for eddy covariance measurements by Novak, Gordon A., Vermeuel, Michael P., Bertram, Timothy H.

“…We report on the development, characterization, and field deployment of a fast-time-response sensor for measuring ozone (O3) and nitrogen dioxide (NO2)…”
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A novel box for aerosol and droplet guarding and evacuation in respiratory infection (BADGER) for COVID-19 and future outbreaks by Le, Hau D., Novak, Gordon A., Janek, Kevin C., Wang, Jesse, Huynh, Khang N., Myer, Chris, Weinstein, Adam, Oberstar, Erick L., Rasmussen, Jim, Bertram, Timothy H.

“…The coronavirus disease 2019 (COVID-19) pandemic caused by the severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) has infected millions and killed…”
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Marine gas-phase sulfur emissions during an induced phytoplankton bloom by Kilgour, Delaney B, Novak, Gordon A, Sauer, Jon S, Moore, Alexia N, Dinasquet, Julie, Amiri, Sarah, Franklin, Emily B, Mayer, Kathryn, Winter, Margaux, Morris, Clare K, Price, Tyler, Malfatti, Francesca, Crocker, Daniel R, Lee, Christopher, Cappa, Christopher D, Goldstein, Allen H, Prather, Kimberly A, Bertram, Timothy H

“…The oxidation of dimethyl sulfide (DMS; CH3SCH3), emitted from the surface ocean, contributes to the formation of Aitken mode particles and their growth to…”
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A versatile vacuum ultraviolet ion source for reduced pressure bipolar chemical ionization mass spectrometry by Breitenlechner, Martin, Novak, Gordon A, Neuman, J. Andrew, Rollins, Andrew W, Veres, Patrick R

“…We present the development of a chemical ionization mass spectrometer ion source specifically designed for in situ measurements of trace gases in the upper…”
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Characterization of ground-based atmospheric pollution and meteorology sampling stations during the Lake Michigan Ozone Study 2017 by Doak, Austin G., Christiansen, Megan B., Alwe, Hariprasad D., Bertram, Timothy H., Carmichael, Gregory, Cleary, Patricia, Czarnetzki, Alan C., Dickens, Angela F., Janssen, Mark, Kenski, Donna, Millet, Dylan B., Novak, Gordon A., Pierce, Bradley R., Stone, Elizabeth A., Long, Russell W., Vermeuel, Michael P., Wagner, Timothy J., Valin, Lukas, Stanier, Charles O.

“…The Lake Michigan Ozone Study 2017 (LMOS 2017) in May and June 2017 enabled study of transport, emissions, and chemical evolution related to ozone air…”
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Chemical ionization mass spectrometry utilizing ammonium ions (NH 4 + CIMS) for measurements of organic compounds in the atmosphere by Xu, Lu, Coggon, Matthew M, Stockwell, Chelsea E, Gilman, Jessica B, Robinson, Michael A, Breitenlechner, Martin, Lamplugh, Aaron, Crounse, John D, Wennberg, Paul O, Neuman, J. Andrew, Novak, Gordon A, Veres, Patrick R, Brown, Steven S, Warneke, Carsten

“…We describe the characterization and field deployment of chemical ionization mass spectrometry (CIMS) using a recently developed focusing ion-molecule reactor…”
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Sensitivity of Ozone Production to NOx and VOC Along the Lake Michigan Coastline by Vermeuel, Michael P., Novak, Gordon A., Alwe, Hariprasad D., Hughes, Dagen D., Kaleel, Rob, Dickens, Angela F., Kenski, Donna, Czarnetzki, Alan C., Stone, Elizabeth A., Stanier, Charles O., Pierce, R. Bradley, Millet, Dylan B., Bertram, Timothy H.

“…We report on the sensitivity of enhanced ozone (O3) production, observed during lake breeze circulation along the coastline of Lake Michigan, to the…”
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Linking variations in sea spray aerosol particle hygroscopicity to composition during two microcosm experiments by Forestieri, Sara D, Cornwell, Gavin C, Helgestad, Taylor M, Moore, Kathryn A, Lee, Christopher, Novak, Gordon A, Sultana, Camille M, Wang, Xiaofei, Bertram, Timothy H, Prather, Kimberly A, Cappa, Christopher D

“…The extent to which water uptake influences the light scattering ability of marine sea spray aerosol (SSA) particles depends critically on SSA chemical…”
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The sensitivity of benzene cluster cation chemical ionization mass spectrometry to select biogenic terpenes by Lavi, Avi, Vermeuel, Michael P, Novak, Gordon A, Bertram, Timothy H

“…Benzene cluster cations are a sensitive and selective reagent ion for chemical ionization of select biogenic volatile organic compounds. We have previously…”
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Rapid cloud removal of dimethyl sulfide oxidation products limits SO 2 and cloud condensation nuclei production in the marine atmosphere by Novak, Gordon A, Fite, Charles H, Holmes, Christopher D, Veres, Patrick R, Neuman, J Andrew, Faloona, Ian, Thornton, Joel A, Wolfe, Glenn M, Vermeuel, Michael P, Jernigan, Christopher M, Peischl, Jeff, Ryerson, Thomas B, Thompson, Chelsea R, Bourgeois, Ilann, Warneke, Carsten, Gkatzelis, Georgios I, Coggon, Mathew M, Sekimoto, Kanako, Bui, T Paul, Dean-Day, Jonathan, Diskin, Glenn S, DiGangi, Joshua P, Nowak, John B, Moore, Richard H, Wiggins, Elizabeth B, Winstead, Edward L, Robinson, Claire, Thornhill, K Lee, Sanchez, Kevin J, Hall, Samuel R, Ullmann, Kirk, Dollner, Maximilian, Weinzierl, Bernadett, Blake, Donald R, Bertram, Timothy H

“…Oceans emit large quantities of dimethyl sulfide (DMS) to the marine atmosphere. The oxidation of DMS leads to the formation and growth of cloud condensation…”
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The Impact of Aerosol Particle Mixing State on the Hygroscopicity of Sea Spray Aerosol by Schill, Steven R, Collins, Douglas B, Lee, Christopher, Morris, Holly S, Novak, Gordon A, Prather, Kimberly A, Quinn, Patricia K, Sultana, Camille M, Tivanski, Alexei V, Zimmermann, Kathryn, Cappa, Christopher D, Bertram, Timothy H

“…Aerosol particles influence global climate by determining cloud droplet number concentrations, brightness, and lifetime. Primary aerosol particles, such as…”
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Fluoroscopic imaging for technically difficult spinal anesthesia by Eidelman, Anthony, Shulman, Mark S., Novak, Gordon M.

“…We report a case of technically difficult spinal anesthesia in a morbidly obese woman, which was successfully implemented under fluoroscopy. Although…”
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