Search Results - "L. Ziemba"

The MERRA-2 Aerosol Reanalysis, 1980 Onward. Part II: Evaluation and Case Studies by Buchard, V., Randles, C. A., da Silva, A. M., Darmenov, A., Colarco, P. R., Govindaraju, R., Ferrare, R., Hair, J., Beyersdorf, A. J., Ziemba, L. D., Yu, H.

“…The Modern-Era Retrospective Analysis for Research and Applications, version 2 (MERRA-2), is NASA’s latest reanalysis for the satellite era (1980 onward) using…”
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Brown carbon aerosol in the North American continental troposphere: sources, abundance, and radiative forcing by Liu, J, Scheuer, E, Dibb, J, Diskin, G. S, Ziemba, L. D, Thornhill, K. L, Anderson, B. E, Wisthaler, A, Mikoviny, T, Devi, J. J, Bergin, M, Perring, A. E, Markovic, M. Z, Schwarz, J. P, Campuzano-Jost, P, Day, D. A, Jimenez, J. L, Weber, R. J

“…Chemical components of organic aerosol (OA) selectively absorb light at short wavelengths. In this study, the prevalence, sources, and optical importance of…”
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Reductions in aircraft particulate emissions due to the use of Fischer–Tropsch fuels by Beyersdorf, A. J, Timko, M. T, Ziemba, L. D, Bulzan, D, Corporan, E, Herndon, S. C, Howard, R, Miake-Lye, R, Thornhill, K. L, Winstead, E, Wey, C, Yu, Z, Anderson, B. E

“…The use of alternative fuels for aviation is likely to increase due to concerns over fuel security, price stability, and the sustainability of fuel sources…”
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The impacts of aerosol loading, composition, and water uptake on aerosol extinction variability in the Baltimore–Washington, D.C. region by Beyersdorf, A. J, Ziemba, L. D, Chen, G, Corr, C. A, Crawford, J. H, Diskin, G. S, Moore, R. H, Thornhill, K. L, Winstead, E. L, Anderson, B. E

“…In order to utilize satellite-based aerosol measurements for the determination of air quality, the relationship between aerosol optical properties…”
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Dilution of Boundary Layer Cloud Condensation Nucleus Concentrations by Free Tropospheric Entrainment During Marine Cold Air Outbreaks by Tornow, F, Ackerman, A S, Fridlind, A M, Cairns, B, Crosbie, E C, Kirschler, S, Moore, R H, Painemal, D, Robinson, C E, Seethala, C, Shook, M A, Volgt, C, Winstead, E L, Ziemba, L D, Zuidema, P, Sorooshian, A

“…Recent aircraft measurements over the northwest Atlantic enable an investigation of how entrainment from the free troposphere (FT) impacts cloud condensation…”
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Aircraft-measured indirect cloud effects from biomass burning smoke in the Arctic and subarctic by Zamora, L. M, Kahn, R. A, Cubison, M. J, Diskin, G. S, Jimenez, J. L, Kondo, Y, McFarquhar, G. M, Nenes, A, Thornhill, K. L, Wisthaler, A, Zelenyuk, A, Ziemba, L. D

“…The incidence of wildfires in the Arctic and subarctic is increasing; in boreal North America, for example, the burned area is expected to increase by…”
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Invasive Asian Earthworms Negatively Impact Keystone Terrestrial Salamanders by Ziemba, Julie L, Hickerson, Cari-Ann M, Anthony, Carl D

“…Asian pheretimoid earthworms (e.g. Amynthas and Metaphire spp.) are invading North American forests and consuming the vital detrital layer that forest floor…”
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Seasonal Variations in Western North Atlantic Remote Marine Aerosol Properties by Quinn, P.K., Bates, T.S., Coffman, D.J., Upchurch, L., Johnson, J.E., Moore, R., Ziemba, L., Bell, T.G., Saltzman, E.S., Graff, J., Behrenfeld, M.J.

“…The impact of ocean ecosystems on marine boundary layer aerosols and clouds has been the subject of much research but remains uncertain. Five experiments were…”
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Characterization of urban aerosol using aerosol mass spectrometry and proton nuclear magnetic resonance spectroscopy by Cleveland, M.J., Ziemba, L.D., Griffin, R.J., Dibb, J.E., Anderson, C.H., Lefer, B., Rappenglück, B.

“…Particulate matter was measured during August and September of 2006 in Houston as part of the Texas Air Quality Study II Radical and Aerosol Measurement…”
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Factors that influence surface PM2.5 values inferred from satellite observations: perspective gained for the US Baltimore–Washington metropolitan area during DISCOVER-AQ by S. Crumeyrolle, G. Chen, L. Ziemba, A. Beyersdorf, L. Thornhill, E. Winstead, R. H. Moore, M. A. Shook, C. Hudgins, B. E. Anderson

“…During the NASA DISCOVER-AQ campaign over the US Baltimore, MD–Washington, D.C., metropolitan area in July 2011, the NASA P-3B aircraft performed extensive…”
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Contrasting aerosol refractive index and hygroscopicity in the inflow and outflow of deep convective storms: Analysis of airborne data from DC3 by Sorooshian, Armin, Shingler, T., Crosbie, E., Barth, M. C., Homeyer, C. R., Campuzano‐Jost, P., Day, D. A., Jimenez, J. L., Thornhill, K. L., Ziemba, L. D., Blake, D. R., Fried, A.

“…We examine three case studies during the Deep Convective Clouds and Chemistry (DC3) field experiment when storm inflow and outflow air were sampled for aerosol…”
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Bromide and other ions in the snow, firn air, and atmospheric boundary layer at Summit during GSHOX by Dibb, J. E., Ziemba, L. D., Luxford, J., Beckman, P.

“…Measurements of gas phase soluble bromide in the boundary layer and in firn air, and Br− in aerosol and snow, were made at Summit, Greenland (72.5° N, 38.4° W,…”
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Observations of Saharan dust microphysical and optical properties from the Eastern Atlantic during NAMMA airborne field campaign by Chen, G., Ziemba, L. D., Chu, D. A., Thornhill, K. L., Schuster, G. L., Winstead, E. L., Diskin, G. S., Ferrare, R. A., Burton, S. P., Ismail, S., Kooi, S. A., Omar, A. H., Slusher, D. L., Kleb, M. M., Reid, J. S., Twohy, C. H., Zhang, H., Anderson, B. E.

“…As part of the international project entitled "African Monsoon Multidisciplinary Analysis (AMMA)", NAMMA (NASA AMMA) aimed to gain a better understanding of…”
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Observational evidence for the convective transport of dust over the Central United States by Corr, C. A., Ziemba, L. D., Scheuer, E., Anderson, B. E., Beyersdorf, A. J., Chen, G., Crosbie, E., Moore, R. H., Shook, M., Thornhill, K. L., Winstead, E., Lawson, R. P., Barth, M. C., Schroeder, J. R., Blake, D. R., Dibb, J. E.

“…Bulk aerosol composition and aerosol size distributions measured aboard the DC‐8 aircraft during the Deep Convective Clouds and Chemistry Experiment mission in…”
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Hygrosopicity measurements of aerosol particles in the San Joaquin Valley, CA, Baltimore, MD, and Golden, CO by Orozco, Daniel, Beyersdorf, A. J., Ziemba, L. D., Berkoff, T., Zhang, Q., Delgado, R., Hennigan, C. J., Thornhill, K. L., Young, D. E., Parworth, C., Kim, H., Hoff, R. M.

“…Aerosol hygroscopicity was investigated using a novel dryer‐humidifier system, coupled to a TSI‐3563 nephelometer, to obtain the light scattering coefficient…”
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Characterization of water-soluble organic aerosol in coastal New England: Implications of variations in size distribution by Ziemba, L.D., Griffin, R.J., Whitlow, S., Talbot, R.W.

“…Size distributions up to 10-micron aerosol diameter ( D P) of organic carbon (OC) and water-soluble organic carbon (WSOC) were measured at two sites in coastal…”
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An intercomparison of aerosol absorption measurements conducted during the SEAC4RS campaign by Mason, B., Wagner, N. L., Adler, G., Andrews, E., Brock, C. A., Gordon, T. D., Lack, D. A., Perring, A. E., Richardson, M. S., Schwarz, J. P., Shook, M. A., Thornhill, K. L., Ziemba, L. D., Murphy, D. M.

“…During the SEAC 4 RS campaign in 2013, inflight measurements of light-absorption by aerosol in biomass burning and agriculture fire plumes were collected along…”
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Initial experiences and outcomes of telepresence in the management of trauma and emergency surgical patients by Latifi, Rifat, M.D, Hadeed, George J., M.P.H, Rhee, Peter, M.D, O'Keeffe, Terrence, M.D, Friese, Randall S., M.D, Wynne, Julie L., M.D, Ziemba, Michelle L., R.N, Judkins, Dan, R.N

“…Abstract Background Teletrauma programs allow rural patients access to advanced trauma and emergency medical services that are often limited to urban areas…”
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Slow Acceptance of Universal Antiretroviral Therapy (ART) Among Mothers Enrolled in IMPAACT PROMISE Studies Across the Globe by Stranix-Chibanda, L., Brummel, S., Pilotto, J., Mutambanengwe, M., Chanaiwa, V., Mhembere, T., Kamateeka, M., Aizire, J., Masheto, G., Chamanga, R., Maluwa, M., Hanley, S., Joao, E., Theron, G., Nevrekar, N., Nyati, M., Santos, B., Aurpibul, L., Mubiana-Mbewe, M., Oliveira, R., Anekthananon, T., Mlay, P., Angelidou, K., Tierney, C., Ziemba, L., Coletti, A., McCarthy, K., Basar, M., Chakhtoura, N., Browning, R., Currier, J., Fowler, M. G., Flynn, P.

“…The PROMISE trial enrolled asymptomatic HIV-infected pregnant and postpartum women not eligible for antiretroviral treatment (ART) per local guidelines and…”
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Longpath DOAS observations of surface BrO at Summit, Greenland by Stutz, J., Thomas, J. L., Hurlock, S. C., Schneider, M., von Glasow, R., Piot, M., Gorham, K., Burkhart, J. F., Ziemba, L., Dibb, J. E., Lefer, B. L.

“…Reactive halogens, and in particular bromine oxide (BrO), have frequently been observed in regions with large halide reservoirs, for example during bromine…”
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