Search Results - "Aikin, K. C."

Quantifying atmospheric methane emissions from oil and natural gas production in the Bakken shale region of North Dakota by Peischl, J., Karion, A., Sweeney, C., Kort, E. A., Smith, M. L., Brandt, A. R., Yeskoo, T., Aikin, K. C., Conley, S. A., Gvakharia, A., Trainer, M., Wolter, S., Ryerson, T. B.

“…We present in situ airborne measurements of methane (CH4) and ethane (C2H6) taken aboard a NOAA DHC‐6 Twin Otter research aircraft in May 2014 over the…”
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Primary and secondary sources of formaldehyde in urban atmospheres: Houston Texas region by Parrish, D. D, Ryerson, T. B, Mellqvist, J, Johansson, J, Fried, A, Richter, D, Walega, J. G, Washenfelder, R. A, de Gouw, J. A, Peischl, J, Aikin, K. C, McKeen, S. A, Frost, G. J, Fehsenfeld, F. C, Herndon, S. C

“…We evaluate the rates of secondary production and primary emission of formaldehyde (CH2O) from petrochemical industrial facilities and on-road vehicles in the…”
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Single-particle measurements of midlatitude black carbon and light-scattering aerosols from the boundary layer to the lower stratosphere by Schwarz, J. P., Gao, R. S., Fahey, D. W., Thomson, D. S., Watts, L. A., Wilson, J. C., Reeves, J. M., Darbeheshti, M., Baumgardner, D. G., Kok, G. L., Chung, S. H., Schulz, M., Hendricks, J., Lauer, A., Kärcher, B., Slowik, J. G., Rosenlof, K. H., Thompson, T. L., Langford, A. O., Loewenstein, M., Aikin, K. C.

“…A single-particle soot photometer (SP2) was flown on a NASA WB-57F high-altitude research aircraft in November 2004 from Houston, Texas. The SP2 uses…”
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Calculations of solar shortwave heating rates due to black carbon and ozone absorption using in situ measurements by Gao, R. S., Hall, S. R., Swartz, W. H., Schwarz, J. P., Spackman, J. R., Watts, L. A., Fahey, D. W., Aikin, K. C., Shetter, R. E., Bui, T. P.

“…Results for the solar heating rates in ambient air due to absorption by black-carbon (BC) containing particles and ozone are presented as calculated from…”
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Stratospheric contribution to high surface ozone in Colorado during springtime by Langford, A. O., Aikin, K. C., Eubank, C. S., Williams, E. J.

“…The contribution of stratosphere‐to‐troposphere transport to high surface ozone (O3) along the Colorado Front Range during spring of 1999 is examined using…”
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Transition from high- to low-NOx control of night-time oxidation in the southeastern US by Edwards, P. M., Aikin, K. C., Dube, W. P., Fry, J. L., Gilman, J. B., de Gouw, J. A., Graus, M. G., Hanisco, T. F., Holloway, J., Hübler, G., Kaiser, J., Keutsch, F. N., Lerner, B. M., Neuman, J. A., Parrish, D. D., Peischl, J., Pollack, I. B., Ravishankara, A. R., Roberts, J. M., Ryerson, T. B., Trainer, M., Veres, P. R., Wolfe, G. M., Warneke, C., Brown, S. S.

“…The influence of nitrogen oxides (NO x ) on daytime atmospheric oxidation cycles is well known, with clearly defined high- and low-NO x regimes. During the…”
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Impact of transported background ozone inflow on summertime air quality in a California ozone exceedance area by Parrish, D D, Aikin, K C, Oltmans, S J, Johnson, B J, Ives, M, Sweeny, C

“…Ozone sondes launched from Trinidad Head, California provide a measure of background O3 transported ashore, and allow an evaluation of the impact of this…”
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A top-down analysis of emissions from selected Texas power plants during TexAQS 2000 and 2006 by Peischl, J., Ryerson, T. B., Holloway, J. S., Parrish, D. D., Trainer, M., Frost, G. J., Aikin, K. C., Brown, S. S., Dubé, W. P., Stark, H., Fehsenfeld, F. C.

“…Airborne measurements were taken downwind of eleven Texas power generation facilities in 2000 and 2006 as part of the two Texas Air Quality Study (TexAQS)…”
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Quantifying sources of methane using light alkanes in the Los Angeles basin, California by Peischl, J., Ryerson, T. B., Brioude, J., Aikin, K. C., Andrews, A. E., Atlas, E., Blake, D., Daube, B. C., de Gouw, J. A., Dlugokencky, E., Frost, G. J., Gentner, D. R., Gilman, J. B., Goldstein, A. H., Harley, R. A., Holloway, J. S., Kofler, J., Kuster, W. C., Lang, P. M., Novelli, P. C., Santoni, G. W., Trainer, M., Wofsy, S. C., Parrish, D. D.

“…Methane (CH4), carbon dioxide (CO2), carbon monoxide (CO), and C2–C5 alkanes were measured throughout the Los Angeles (L.A.) basin in May and June 2010. We use…”
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Observations of ozone transport from the free troposphere to the Los Angeles basin by Neuman, J. A., Trainer, M., Aikin, K. C., Angevine, W. M., Brioude, J., Brown, S. S., de Gouw, J. A., Dube, W. P., Flynn, J. H., Graus, M., Holloway, J. S., Lefer, B. L., Nedelec, P., Nowak, J. B., Parrish, D. D., Pollack, I. B., Roberts, J. M., Ryerson, T. B., Smit, H., Thouret, V., Wagner, N. L.

“…Analysis of in situ airborne measurements from the CalNex 2010 field experiment (Research at the Nexus of Air Quality and Climate Change) show that ozone in…”
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Ozone and alkyl nitrate formation from the Deepwater Horizon oil spill atmospheric emissions by Neuman, J. A., Aikin, K. C., Atlas, E. L., Blake, D. R., Holloway, J. S., Meinardi, S., Nowak, J. B., Parrish, D. D., Peischl, J., Perring, A. E., Pollack, I. B., Roberts, J. M., Ryerson, T. B., Trainer, M.

“…Ozone (O3), alkyl nitrates (RONO2), and other photochemical products were formed in the atmosphere downwind from the Deepwater Horizon (DWH) oil spill by…”
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Quantifying atmospheric methane emissions from the Haynesville, Fayetteville, and northeastern Marcellus shale gas production regions by Peischl, J., Ryerson, T. B., Aikin, K. C., de Gouw, J. A., Gilman, J. B., Holloway, J. S., Lerner, B. M., Nadkarni, R., Neuman, J. A., Nowak, J. B., Trainer, M., Warneke, C., Parrish, D. D.

“…We present measurements of methane (CH4) taken aboard a NOAA WP‐3D research aircraft in 2013 over the Haynesville shale region in eastern Texas/northwestern…”
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Quantifying Methane and Ethane Emissions to the Atmosphere From Central and Western U.S. Oil and Natural Gas Production Regions by Peischl, J., Eilerman, S. J., Neuman, J. A., Aikin, K. C., Gouw, J., Gilman, J. B., Herndon, S. C., Nadkarni, R., Trainer, M., Warneke, C., Ryerson, T. B.

“…We present atmospheric measurements of methane (CH4) and ethane (C2H6) taken aboard a National Oceanic and Atmospheric Administration WP‐3D research aircraft…”
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Characteristics, sources, and transport of aerosols measured in spring 2008 during the aerosol, radiation, and cloud processes affecting Arctic Climate (ARCPAC) Project by Brock, C. A., Cozic, J., Bahreini, R., Froyd, K. D., Middlebrook, A. M., McComiskey, A., Brioude, J., Cooper, O. R., Stohl, A., Aikin, K. C., de Gouw, J. A., Fahey, D. W., Ferrare, R. A., Gao, R.-S., Gore, W., Holloway, J. S., Hübler, G., Jefferson, A., Lack, D. A., Lance, S., Moore, R. H., Murphy, D. M., Nenes, A., Novelli, P. C., Nowak, J. B., Ogren, J. A., Peischl, J., Pierce, R. B., Pilewskie, P., Quinn, P. K., Ryerson, T. B., Schmidt, K. S., Schwarz, J. P., Sodemann, H., Spackman, J. R., Stark, H., Thomson, D. S., Thornberry, T., Veres, P., Watts, L. A., Warneke, C., Wollny, A. G.

“…We present an overview of the background, scientific goals, and execution of the Aerosol, Radiation, and Cloud Processes affecting Arctic Climate (ARCPAC)…”
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Severe chemical ozone loss inside the Arctic Polar Vortex during winter 1999-2000 Inferred from in situ airborne measurements by Richard, E. C., Aikin, K. C., Andrews, A. E., Daube Jr, B. C., Gerbig, C., Wofsy, S. C., Romashkin, P. A., Hurst, D. F., Ray, E. A., Moore, F. L., Elkins, J. W., Deshler, T., Toon, G. C.

“…Lower stratospheric in situ observations are used to quantify both the accumulated ozone loss and the ozone chemical loss rates in the Arctic polar vortex…”
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High-resolution airborne profiles of CH4, O3, and water vapor near tropical Central America in late January to early February 2004 by Richard, E. C., Tuck, A. F., Aikin, K. C., Kelly, K. K., Herman, R. L., Troy, R. F., Hovde, S. J., Rosenlof, K. H., Thompson, T. L., Ray, E. A.

“…High‐resolution (1 Hz at true airspeeds near 200 m s−1) observations of methane, ozone, water vapor, and temperature taken between the surface and 18 km from…”
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Airborne quantification of upper tropospheric NOx production from lightning in deep convective storms over the United States Great Plains by Pollack, I. B., Homeyer, C. R., Ryerson, T. B., Aikin, K. C., Peischl, J., Apel, E. C., Campos, T., Flocke, F., Hornbrook, R. S., Knapp, D. J., Montzka, D. D., Weinheimer, A. J., Riemer, D., Diskin, G., Sachse, G., Mikoviny, T., Wisthaler, A., Bruning, E., MacGorman, D., Cummings, K. A., Pickering, K. E., Huntrieser, H., Lichtenstern, M., Schlager, H., Barth, M. C.

“…The reported range for global production of nitrogen oxides (NOx = NO + NO2) by lightning remains large (e.g., 32 to 664 mol NOx flash−1), despite…”
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Atmospheric emissions from the Deepwater Horizon spill constrain air-water partitioning, hydrocarbon fate, and leak rate by Ryerson, T. B., Aikin, K. C., Angevine, W. M., Atlas, E. L., Blake, D. R., Brock, C. A., Fehsenfeld, F. C., Gao, R.-S., de Gouw, J. A., Fahey, D. W., Holloway, J. S., Lack, D. A., Lueb, R. A., Meinardi, S., Middlebrook, A. M., Murphy, D. M., Neuman, J. A., Nowak, J. B., Parrish, D. D., Peischl, J., Perring, A. E., Pollack, I. B., Ravishankara, A. R., Roberts, J. M., Schwarz, J. P., Spackman, J. R., Stark, H., Warneke, C., Watts, L. A.

“…The fate of deepwater releases of gas and oil mixtures is initially determined by solubility and volatility of individual hydrocarbon species; these attributes…”
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Modulation of middle and upper tropospheric ozone at northern midlatitudes by the El Niño/Southern Oscillation by Langford, A. O., O'Leary, T. J., Masters, C. D., Aikin, K. C., Proffitt, M. H.

“…A five‐year time series of lidar profiles from a site in Colorado is used to investigate the sources and scales of variability for ozone in the free…”
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Airborne measurements of the atmospheric emissions from a fuel ethanol refinery by de Gouw, J. A., McKeen, S. A., Aikin, K. C., Brock, C. A., Brown, S. S., Gilman, J. B., Graus, M., Hanisco, T., Holloway, J. S., Kaiser, J., Keutsch, F. N., Lerner, B. M., Liao, J., Markovic, M. Z., Middlebrook, A. M., Min, K.-E., Neuman, J. A., Nowak, J. B., Peischl, J., Pollack, I. B., Roberts, J. M., Ryerson, T. B., Trainer, M., Veres, P. R., Warneke, C., Welti, A., Wolfe, G. M.

“…Ethanol made from corn now constitutes approximately 10% of the fuel used in gasoline vehicles in the U.S. The ethanol is produced in over 200 fuel ethanol…”
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