Search Results - "Appel, K Wyat"

Secondary organic aerosol association with cardiorespiratory disease mortality in the United States by Pye, Havala O. T., Ward-Caviness, Cavin K., Murphy, Ben N., Appel, K. Wyat, Seltzer, Karl M.

“…Fine particle pollution, PM 2.5 , is associated with increased risk of death from cardiorespiratory diseases. A multidecadal shift in the United States (U.S.)…”
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The Community Multiscale Air Quality (CMAQ) model versions 5.3 and 5.3.1: system updates and evaluation by Appel, K Wyat, Bash, Jesse O, Fahey, Kathleen M, Foley, Kristen M, Gilliam, Robert C, Hogrefe, Christian, Hutzell, William T, Kang, Daiwen, Mathur, Rohit, Murphy, Benjamin N, Napelenok, Sergey L, Nolte, Christopher G, Pleim, Jonathan E, Pouliot, George A, Pye, Havala O T, Ran, Limei, Roselle, Shawn J, Sarwar, Golam, Schwede, Donna B, Sidi, Fahim I, Spero, Tanya L, Wong, David C

“…The Community Multiscale Air Quality (CMAQ) model version 5.3 (CMAQ53), released to the public in August 2019 and followed by version 5.3.1 (CMAQ531) in…”
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On the implications of aerosol liquid water and phase separation for organic aerosol mass by Pye, Havala O T, Murphy, Benjamin N, Xu, Lu, Ng, Nga L, Carlton, Annmarie G, Guo, Hongyu, Weber, Rodney, Vasilakos, Petros, Appel, K Wyat, Budisulistiorini, Sri Hapsari, Surratt, Jason D, Nenes, Athanasios, Hu, Weiwei, Jimenez, Jose L, Isaacman-VanWertz, Gabriel, Misztal, Pawel K, Goldstein, Allen H

“…Organic compounds and liquid water are major aerosol constituents in the southeast United States (SE US). Water associated with inorganic constituents…”
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Description and evaluation of the Community Multiscale Air Quality (CMAQ) modeling system version 5.1 by Appel, K Wyat, Napelenok, Sergey L, Foley, Kristen M, Pye, Havala O T, Hogrefe, Christian, Luecken, Deborah J, Bash, Jesse O, Roselle, Shawn J, Pleim, Jonathan E, Foroutan, Hosein, Hutzell, William T, Pouliot, George A, Sarwar, Golam, Fahey, Kathleen M, Gantt, Brett, Gilliam, Robert C, Heath, Nicholas K, Kang, Daiwen, Mathur, Rohit, Schwede, Donna B, Spero, Tanya L, Wong, David C, Young, Jeffrey O

“…The Community Multiscale Air Quality (CMAQ) model is a comprehensive multipollutant air quality modeling system developed and maintained by the US…”
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The impact of air pollutant deposition on solar energy system efficiency: An approach to estimate PV soiling effects with the Community Multiscale Air Quality (CMAQ) model by Zhou, Luxi, Schwede, Donna B., Wyat Appel, K., Mangiante, Michael J., Wong, David C., Napelenok, Sergey L., Whung, Pai-Yei, Zhang, Banglin

“…Deposition and accumulation of aerosol particles on photovoltaics (PV) panels, which is commonly referred to as “soiling of PV panels,” impacts the performance…”
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Operational model evaluation for particulate matter in Europe and North America in the context of AQMEII by Solazzo, Efisio, Bianconi, Roberto, Pirovano, Guido, Matthias, Volker, Vautard, Robert, Moran, Michael D., Wyat Appel, K., Bessagnet, Bertrand, Brandt, Jørgen, Christensen, Jesper H., Chemel, Charles, Coll, Isabelle, Ferreira, Joana, Forkel, Renate, Francis, Xavier V., Grell, Georg, Grossi, Paola, Hansen, Ayoe B., Miranda, Ana Isabel, Nopmongcol, Uarporn, Prank, Marje, Sartelet, Karine N., Schaap, Martijn, Silver, Jeremy D., Sokhi, Ranjeet S., Vira, Julius, Werhahn, Johannes, Wolke, Ralf, Yarwood, Greg, Zhang, Junhua, Rao, S. Trivikrama, Galmarini, Stefano

“…Ten state-of-the-science regional air quality (AQ) modeling systems have been applied to continental-scale domains in North America and Europe for full-year…”
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Evaluation of the community multiscale air quality (CMAQ) model version 4.5: Sensitivities impacting model performance; Part II—particulate matter by Wyat Appel, K., Bhave, Prakash V., Gilliland, Alice B., Sarwar, Golam, Roselle, Shawn J.

“…This paper is Part II in a pair of papers that examines the results of the Community Multiscale Air Quality (CMAQ) model version 4.5 (v4.5) and discusses the…”
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A framework for expanding aqueous chemistry in the Community Multiscale Air Quality (CMAQ) model version 5.1 by Fahey, Kathleen M, Carlton, Annmarie G, Pye, Havala O T, Baek, Jaemeen, Hutzell, William T, Stanier, Charles O, Baker, Kirk R, Appel, K Wyat, Jaoui, Mohammed, Offenberg, John H

“…This paper describes the development and implementation of an extendable aqueous-phase chemistry option (AQCHEM -KMT(I)) for the Community Multiscale Air…”
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Constraining chemical transport PM2.5 modeling outputs using surface monitor measurements and satellite retrievals: application over the San Joaquin Valley by Friberg, Mariel D, Kahn, Ralph A, Limbacher, James A, Appel, K Wyat, Mulholland, James A

“…Advances in satellite retrieval of aerosol type can improve the accuracy of near-surface air quality characterization by providing broad regional context and…”
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2002–2017 anthropogenic emissions data for air quality modeling over the United States by Foley, Kristen M., Pouliot, George A., Eyth, Alison, Aldridge, Michael F., Allen, Christine, Appel, K. Wyat, Bash, Jesse O., Beardsley, Megan, Beidler, James, Choi, David, Farkas, Caroline, Gilliam, Robert C., Godfrey, Janice, Henderson, Barron H., Hogrefe, Christian, Koplitz, Shannon N., Mason, Rich, Mathur, Rohit, Misenis, Chris, Possiel, Norm, Pye, Havala O.T., Reynolds, Lara, Roark, Matthew, Roberts, Sarah, Schwede, Donna B., Seltzer, Karl M., Sonntag, Darrell, Talgo, Kevin, Toro, Claudia, Vukovich, Jeff, Xing, Jia, Adams, Elizabeth

“…The United States Environmental Protection Agency (US EPA) has developed a set of annual North American emissions data for multiple air pollutants across 18…”
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Trends in atmospheric reactive nitrogen for the Eastern United States by Pinder, Robert W., Appel, K. Wyat, Dennis, Robin L.

“…Reactive nitrogen can travel far from emission sources and impact sensitive ecosystems. From 2002 to 2006, policy actions have led to decreases in NOx…”
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Efficient Probabilistic Estimates of Surface Ozone Concentration Using an Ensemble of Model Configurations and Direct Sensitivity Calculations by Pinder, Robert W, Gilliam, Robert C, Appel, K. Wyat, Napelenok, Sergey L, Foley, Kristen M, Gilliland, Alice B

“…Because all models are a simplification of the phenomenon they aim to represent, it is often more useful to estimate the probability of an event rather than a…”
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Long-term regional trends of nitrogen and sulfur deposition in the United States from 2002 to 2017 by Benish, Sarah E, Bash, Jesse O, Foley, Kristen M, Appel, K. Wyat, Hogrefe, Christian, Gilliam, Robert, Pouliot, George

“…Atmospheric deposition of nitrogen (N) and sulfur (S) compounds from human activity has greatly declined in the United States (US) over the past several…”
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Coupling of organic and inorganic aerosol systems and the effect on gas-particle partitioning in the southeastern US by Pye, Havala O T, Zuend, Andreas, Fry, Juliane L, Isaacman-VanWertz, Gabriel, Capps, Shannon L, Appel, K Wyat, Foroutan, Hosein, Xu, Lu, Ng, Nga L, Goldstein, Allen H

“…Several models were used to describe the partitioning of ammonia, water, and organic compounds between the gas and particle phases for conditions in the…”
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Revisiting day-of-week ozone patterns in an era of evolving US air quality by Simon, Heather, Hogrefe, Christian, Whitehill, Andrew, Foley, Kristen M, Liljegren, Jennifer, Possiel, Norm, Wells, Benjamin, Henderson, Barron H, Valin, Lukas C, Tonnesen, Gail, Appel, K. Wyat, Koplitz, Shannon

“…Past work has shown that traffic patterns in the USA and resulting NOx emissions vary by day of week, with NOx emissions typically being higher on weekdays…”
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An Analysis of CMAQ Gas Phase Dry Deposition over North America Through Grid-Scale and Land-Use Specific Diagnostics in the Context of AQMEII4 by Hogrefe, Christian, Bash, Jesse O, Pleim, Jonathan E, Schwede, Donna B, Gilliam, Robert C, Foley, Kristen M, Appel, K Wyat, Mathur, Rohit

“…The fourth phase of the Air Quality Model Evaluation International Initiative (AQMEII4) is conducting a diagnostic intercomparison and evaluation of deposition…”
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Evaluation of the Community Multiscale Air Quality (CMAQ) model version 4.5 : Sensitivities impacting model performance Part I-Ozone by WYAT APPEL, K, GILLILAND, Alice B, SARWAR, Golam, GILLIAM, Robert C

“…Ozone (O sub(3)) predictions from the Community Multiscale Air Quality (CMAQ) model version 4.5 was examined. Simulations using the newest version of CMAQ…”
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Human-Health Impacts of Controlling Secondary Air Pollution Precursors by Pye, Havala O. T, Appel, K. Wyat, Seltzer, Karl M, Ward-Caviness, Cavin K, Murphy, Benjamin N

“…Exposure to ozone and fine particle (PM2.5) air pollution results in premature death. These pollutants are predominantly secondary in nature and can form from…”
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Sensitivity of northeastern US surface ozone predictions to the representation of atmospheric chemistry in the Community Regional Atmospheric Chemistry Multiphase Mechanism (CRACMMv1.0) by Place, Bryan K, Hutzell, William T, Appel, K Wyat, Farrell, Sara, Valin, Lukas, Murphy, Benjamin N, Seltzer, Karl M, Sarwar, Golam, Allen, Christine, Piletic, Ivan R, D'Ambro, Emma L, Saunders, Emily, Simon, Heather, Torres-Vasquez, Ana, Pleim, Jonathan, Schwantes, Rebecca H, Coggon, Matthew M, Xu, Lu, Stockwell, William R, Pye, Havala O T

“…Chemical mechanisms describe how emissions of gases and particles evolve in the atmosphere and are used within chemical transport models to evaluate past,…”
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The Detailed Emissions Scaling, Isolation, and Diagnostic (DESID) module in the Community Multiscale Air Quality (CMAQ) modeling system version 5.3.2 by Murphy, Benjamin N, Nolte, Christopher G, Sidi, Fahim, Bash, Jesse O, Appel, K Wyat, Jang, Carey, Kang, Daiwen, Kelly, James, Mathur, Rohit, Napelenok, Sergey, Pouliot, George, Pye, Havala O T

“…Air quality modeling for research and regulatory applications often involves executing many emissions sensitivity cases to quantify impacts of hypothetical…”
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