Search Results - "Fibiger, L."

First Measurements of the Nitrogen Isotopic Composition of NOx from Biomass Burning by Fibiger, Dorothy L, Hastings, Meredith G

“…The nitrogen isotopic composition (δ15N) of NOx (NO + NO2) was measured during the fourth Fire Lab at Missoula Experiment (FLAME-4). The δ15N-NOx produced by…”
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Airborne and ground-based observations of ammonium-nitrate-dominated aerosols in a shallow boundary layer during intense winter pollution episodes in northern Utah by Franchin, Alessandro, Fibiger, Dorothy L, Goldberger, Lexie, McDuffie, Erin E, Moravek, Alexander, Womack, Caroline C, Crosman, Erik T, Docherty, Kenneth S, Dube, William P, Hoch, Sebastian W, Lee, Ben H, Long, Russell, Murphy, Jennifer G, Thornton, Joel A, Brown, Steven S, Baasandorj, Munkhbayar, Middlebrook, Ann M

“…Airborne and ground-based measurements of aerosol concentrations, chemical composition, and gas-phase precursors were obtained in three valleys in northern…”
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On the contribution of nocturnal heterogeneous reactive nitrogen chemistry to particulate matter formation during wintertime pollution events in Northern Utah by McDuffie, Erin E, Womack, Caroline C, Fibiger, Dorothy L, Dube, William P, Franchin, Alessandro, Middlebrook, Ann M, Goldberger, Lexie, Lee, Ben H, Thornton, Joel A, Moravek, Alexander, Murphy, Jennifer G, Baasandorj, Munkhbayar, Brown, Steven S

“…Mountain basins in Northern Utah, including the Salt Lake Valley (SLV), suffer from wintertime air pollution events associated with stagnant atmospheric…”
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Wintertime spatial distribution of ammonia and its emission sources in the Great Salt Lake region by Moravek, Alexander, Murphy, Jennifer G, Hrdina, Amy, Lin, John C, Pennell, Christopher, Franchin, Alessandro, Middlebrook, Ann M, Fibiger, Dorothy L, Womack, Caroline C, McDuffie, Erin E, Martin, Randal, Moore, Kori, Baasandorj, Munkhbayar, Brown, Steven S

“…Ammonium-containing aerosols are a major component of wintertime air pollution in many densely populated regions around the world. Especially in mountain…”
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The preservation of atmospheric nitrate in snow at Summit, Greenland by Fibiger, Dorothy L., Hastings, Meredith G., Dibb, Jack E., Huey, L. Gregory

“…There is great interest in using nitrate (NO3−) isotopic composition in ice cores to track the history of precursor nitrogen oxides (NOx = NO + NO2) in the…”
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Analysis of nitrate in the snow and atmosphere at Summit, Greenland: Chemistry and transport by Fibiger, Dorothy L., Dibb, Jack E., Chen, Dexian, Thomas, Jennie L., Burkhart, John F., Huey, L. Gregory, Hastings, Meredith G.

“…As a major sink of atmospheric nitrogen oxides (NOx = NO + NO2), nitrate (NO3−) in polar snow can reflect the long‐range transport of NOx and related species…”
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Heterogeneous N2O5 Uptake During Winter: Aircraft Measurements During the 2015 WINTER Campaign and Critical Evaluation of Current Parameterizations by McDuffie, Erin E., Fibiger, Dorothy L., Dubé, William P., Lopez‐Hilfiker, Felipe, Lee, Ben H., Thornton, Joel A., Shah, Viral, Jaeglé, Lyatt, Guo, Hongyu, Weber, Rodney J., Michael Reeves, J., Weinheimer, Andrew J., Schroder, Jason C., Campuzano‐Jost, Pedro, Jimenez, Jose L., Dibb, Jack E., Veres, Patrick, Ebben, Carly, Sparks, Tamara L., Wooldridge, Paul J., Cohen, Ronald C., Hornbrook, Rebecca S., Apel, Eric C., Campos, Teresa, Hall, Samuel R., Ullmann, Kirk, Brown, Steven S.

“…Nocturnal dinitrogen pentoxide (N2O5) heterogeneous chemistry impacts regional air quality and the distribution and lifetime of tropospheric oxidants. Formed…”
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Physical Anthropology and Osteoarchaeology in Europe: History, Current Trends and Challenges by Márquez-Grant, N., Webster, H., Truesdell, J., Fibiger, L.

“…This paper provides an overview of the development and current practice of physical anthropology as relating to the treatment of archaeological skeletal…”
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An Odd Oxygen Framework for Wintertime Ammonium Nitrate Aerosol Pollution in Urban Areas: NOx and VOC Control as Mitigation Strategies by Womack, C. C., McDuffie, E. E., Edwards, P. M., Bares, R., Gouw, J. A., Docherty, K. S., Dubé, W. P., Fibiger, D. L., Franchin, A., Gilman, J. B., Goldberger, L., Lee, B. H., Lin, J. C., Long, R., Middlebrook, A. M., Millet, D. B., Moravek, A., Murphy, J. G., Quinn, P. K., Riedel, T. P., Roberts, J. M., Thornton, J. A., Valin, L. C., Veres, P. R., Whitehill, A. R., Wild, R. J., Warneke, C., Yuan, B., Baasandorj, M., Brown, S. S.

“…Wintertime ammonium nitrate aerosol pollution is a severe air quality issue affecting both developed and rapidly urbanizing regions from Europe to East Asia…”
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Airborne Observations of Reactive Inorganic Chlorine and Bromine Species in the Exhaust of Coal‐Fired Power Plants by Lee, Ben H., Lopez‐Hilfiker, Felipe D., Schroder, Jason C., Campuzano‐Jost, Pedro, Jimenez, Jose L., McDuffie, Erin E., Fibiger, Dorothy L., Veres, Patrick R., Brown, Steven S., Campos, Teresa L., Weinheimer, Andrew J., Flocke, Frank F., Norris, Gary, O'Mara, Kate, Green, Jaime R., Fiddler, Marc N., Bililign, Solomon, Shah, Viral, Jaeglé, Lyatt, Thornton, Joel A.

“…We present airborne observations of gaseous reactive halogen species (HCl, Cl2, ClNO2, Br2, BrNO2, and BrCl), sulfur dioxide (SO2), and nonrefractory fine…”
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Comparison of Airborne Reactive Nitrogen Measurements During WINTER by Sparks, Tamara L., Ebben, Carlena J., Wooldridge, Paul J., Lopez‐Hilfiker, Felipe D., Lee, Ben H., Thornton, Joel A., McDuffie, Erin E., Fibiger, Dorothy L., Brown, Steven S., Montzka, Denise D., Weinheimer, Andrew J., Schroder, Jason C., Campuzano‐Jost, Pedro, Jimenez, Jose L., Cohen, Ronald C.

“…We present a comparison of instruments measuring nitrogen oxide species from an aircraft during the 2015 Wintertime INvestigation of Transport, Emissions, and…”
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Midlatitude Ozone Depletion and Air Quality Impacts from Industrial Halogen Emissions in the Great Salt Lake Basin by Womack, Caroline C., Chace, Wyndom S., Wang, Siyuan, Baasandorj, Munkhbayar, Fibiger, Dorothy L., Franchin, Alessandro, Goldberger, Lexie, Harkins, Colin, Jo, Duseong S., Lee, Ben H., Lin, John C., McDonald, Brian C., McDuffie, Erin E., Middlebrook, Ann M., Moravek, Alexander, Murphy, Jennifer G., Neuman, J. Andrew, Thornton, Joel A., Veres, Patrick R., Brown, Steven S.

“…We report aircraft observations of extreme levels of HCl and the dihalogens Cl2, Br2, and BrCl in an industrial plume near the Great Salt Lake, Utah. Complete…”
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Prevalence rates of spondylolysis in British skeletal populations by Fibiger, L., Knüsel, C. J.

“…As an activity‐related pathological lesion, spondylolysis and its prevalence rates are indicative of relative diachronic activity levels in different…”
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First Measurements of the Nitrogen Isotopic Composition of NO x from Biomass Burning by Fibiger, Dorothy L, Hastings, Meredith G

“…The nitrogen isotopic composition (δ15N) of NO x (NO + NO2) was measured during the fourth Fire Lab at Missoula Experiment (FLAME-4). The δ15N-NO x produced by…”
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Sources and Secondary Production of Organic Aerosols in the Northeastern United States during WINTER by Schroder, J. C., Campuzano‐Jost, P., Day, D. A., Shah, V., Larson, K., Sommers, J. M., Sullivan, A. P., Campos, T., Reeves, J. M., Hills, A., Hornbrook, R. S., Blake, N. J., Scheuer, E., Guo, H., Fibiger, D. L., McDuffie, E. E., Hayes, P. L., Weber, R. J., Dibb, J. E., Apel, E. C., Jaeglé, L., Brown, S. S., Thornton, J. A., Jimenez, J. L.

“…Most intensive field studies investigating aerosols have been conducted in summer, and thus, wintertime aerosol sources and chemistry are comparatively poorly…”
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Wintertime Formaldehyde: Airborne Observations and Source Apportionment Over the Eastern United States by Green, Jaime R, Fiddler, Marc N, Fibiger, Dorothy L, McDuffie, Erin E, Aquino, Janine, Campos, Teresa, Shah, Viral, Jaegle, Lyatt, Thornton, Joel A, Digangi, Joshua P, Wolfe, Glenn M, Bililign, Solomon, Brown, Steven Stuart

“…Formaldehyde (HCHO) is generated from direct urban emission sources and secondary production from the photochemical reactions of urban smog. HCHO is linked to…”
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NOx Lifetime and NOy Partitioning During WINTER by Kenagy, Hannah S., Sparks, Tamara L., Ebben, Carlena J., Wooldrige, Paul J., Lopez‐Hilfiker, Felipe D., Lee, Ben H., Thornton, Joel A., McDuffie, Erin E., Fibiger, Dorothy L., Brown, Steven S., Montzka, Denise D., Weinheimer, Andrew J., Schroder, Jason C., Campuzano‐Jost, Pedro, Day, Douglas A., Jimenez, Jose L., Dibb, Jack E., Campos, Teresa, Shah, Viral, Jaeglé, Lyatt, Cohen, Ronald C.

“…Although urban NOx lifetimes have been examined extensively during summertime conditions, wintertime NOx chemistry has been comparatively less studied. We use…”
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Top‐Down Estimates of NOx and CO Emissions From Washington, D.C.‐Baltimore During the WINTER Campaign by Salmon, O. E., Shepson, P. B., Ren, X., He, H., Hall, D. L., Dickerson, R. R., Stirm, B. H., Brown, S. S., Fibiger, D. L., McDuffie, E. E., Campos, T. L., Gurney, K. R., Thornton, J. A.

“…Airborne mass balance experiments were conducted around the Washington, D.C.‐Baltimore area using research aircraft from Purdue University and the University…”
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ClNO2 Yields From Aircraft Measurements During the 2015 WINTER Campaign and Critical Evaluation of the Current Parameterization by McDuffie, Erin E., Fibiger, Dorothy L., Dubé, William P., Lopez Hilfiker, Felipe, Lee, Ben H., Jaeglé, Lyatt, Guo, Hongyu, Weber, Rodney J., Reeves, J. Michael, Weinheimer, Andrew J., Schroder, Jason C., Campuzano‐Jost, Pedro, Jimenez, Jose L., Dibb, Jack E., Veres, Patrick, Ebben, Carlena, Sparks, Tamara L., Wooldridge, Paul J., Cohen, Ronald C., Campos, Teresa, Hall, Samuel R., Ullmann, Kirk, Roberts, James M., Thornton, Joel A., Brown, Steven S.

“…Nitryl chloride (ClNO2) plays an important role in the budget and distribution of tropospheric oxidants, halogens, and reactive nitrogen species. ClNO2 is…”
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Flight Deployment of a High‐Resolution Time‐of‐Flight Chemical Ionization Mass Spectrometer: Observations of Reactive Halogen and Nitrogen Oxide Species by Lee, Ben H., Lopez‐Hilfiker, Felipe D., Veres, Patrick R., McDuffie, Erin E., Fibiger, Dorothy L., Sparks, Tamara L., Ebben, Carlena J., Green, Jaime R., Schroder, Jason C., Campuzano‐Jost, Pedro, Iyer, Siddharth, D'Ambro, Emma L., Schobesberger, Siegfried, Brown, Steven S., Wooldridge, Paul J., Cohen, Ronald C., Fiddler, Marc N., Bililign, Solomon, Jimenez, Jose L., Kurtén, Theo, Weinheimer, Andrew J., Jaegle, Lyatt, Thornton, Joel A.

“…We describe the University of Washington airborne high‐resolution time‐of‐flight chemical ionization mass spectrometer (HRToF‐CIMS) and evaluate its…”
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