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Exposure Research

Records 1 to 29 of 29
2014
Sarwar, G., J. Xing, J. Godowitch, D. Schwede, AND R. Mathur. Impact of RACM2, halogen chemistry, and updated ozone deposition velocity onhemispheric ozone predictions. Chapter 40, Air Pollution Modeling & Its Application XXIII. Springer, New York, NY, , 247-251, (2014).
Sarwar, G., H. Simon, K. Fahey, R. Mathur, W. Goliff, AND W. Stockwell. Impact of sulfur dioxide oxidation by Stabilized Criegee Intermediate on sulfate. ATMOSPHERIC ENVIRONMENT. Elsevier Science Ltd, New York, NY, 85(3):204-214, (2014).
Sarwar, G., H. Simon, J. Xing, AND R. Mathur. Importance of tropospheric ClNO2 chemistry across the Northern Hemisphere. GEOPHYSICAL RESEARCH LETTERS. American Geophysical Union, Washington, DC, 41(11):4050-4058, (2014).
2013
Sarwar, G., J. Godowitch, B. Henderson, K. Fahey, G. Pouliot, Bill Hutzell, R. Mathur, D. Kang, W. Goliff, AND W. Stockwell. A comparison of atmospheric composition using the Carbon Bond and Regional Atmospheric Chemistry MechanismsChemistry Mechanisms. Atmospheric Chemistry and Physics. Copernicus Publications, Katlenburg-Lindau, Germany, 13(19):9675-9712, (2013).
Sarwar, G., K. Fahey, R. Kwok, R. Gilliam, S. Roselle, R. Mathur, X. Jian, J. Yu, AND W. Carter. Potential Impacts of two SO2 oxidation pathways on regional sulfate concentrations: acqueous-hase oxidation by NO2 and gas-phase oxidation by Stabilized Criegee Intermediates. ATMOSPHERIC ENVIRONMENT. Elsevier Science Ltd, New York, NY, 68(4):186-197, (2013).
Sarwar, G., S. Chen, B. Henderson, K. Fahey, R. Gilliam, G. Pouliot, B. Czader, AND B. Rappenglueck. Simulation of atmospheric oxidation capacity in Houston, Texas. Chapter 81, Air Pollution Modeling and its Application XXII. Springer, Heidelburg, Germany, 2014:481-486, (2013).
2012
Zhang, R., G. SARWAR, Fung, A. K. Lau, AND Y. Zhang. Examining the Impact of Nitrous Acid Chemistry on Ozone and PM over the Pearl River Delta Region. Tareq Hussein (Academic Editor) (ed.), ADVANCES IN METEOROLOGY. Hindawi Publishing Corporation, New York, NY, 2012(140932):1-18, (2012).
SARWAR, G., H. SIMON, P. BHAVE, AND G. Yarwood. Examining the impact of heterogeneous nitryl chloride production on air quality across the United States. Atmospheric Chemistry and Physics. Copernicus Publications, Katlenburg-Lindau, Germany, 12(14):6067-6677, (2012).
Zhang, Y., Y. Chen, G. SARWAR, AND K. L. SCHERE. Impact of Gas-Phase Mechanisms on Weather Research Forecasting Model with Chemistry (WRF/Chem) Predictions: Mechanism Implementation and Comparative Evaluation. JOURNAL OF GEOPHYSICAL RESEARCH. American Geophysical Union, Washington, DC, 117(D01301):1-31, (2012).
2011
Henderson, B. H., R. W. PINDER, J. L. CROOKS, R. COHEN, W. T. HUTZELL, G. SARWAR, W. S. Goliff, W. R. Stockwell, A. Fahr, R. MATHUR, A. G. CARLTON, AND W. Vizuete. Evaluation of Simulated Photochemical Partitioning of Oxidized Nitrogen in the Upper Troposphere. Atmospheric Chemistry and Physics. Copernicus Publications, Katlenburg-Lindau, Germany, 11(1):275-291, (2011).
SARWAR, G., W. APPEL, R. MATHUR, AND K. L. SCHERE. Examining the Impact of an Updated Toluene Mechanism on Air Quality in the Eastern US. Chapter 38, Douw G. Steyn & Silvia Trini Castelli (ed.), Air Pollution Modeling and its Application, XXI . Springer, New York, NY, Series C:227-231, (2011).
2010
YU, S., R. MATHUR, G. SARWAR, D. KANG, D. Tong, G. POULIOT, AND J. E. PLEIM. Eta-CMAQ Air Quality Forecasts for O3 and Related Species Using Three Different Photochemical Mechanisms (CB4, CB05, SAPRC-99): Comparisons with Measurements During the 2004 ICARTT Study. Atmospheric Chemistry and Physics. Copernicus Publications, Katlenburg-Lindau, Germany, 10(6):3001-3025, (2010).
FOLEY, K., S. J. ROSELLE, W. APPEL, P. BHAVE, J. E. PLEIM, T. L. OTTE, R. MATHUR, G. SARWAR, J. O. YOUNG, R. C. GILLIAM, C. G. NOLTE, J. T. Kelly, A. GILLILAND, AND J. O. BASH. Incremental Testing of the Community Multiscale Air Quality (CMAQ) Modeling System Version 4.7. Geoscientific Model Development . Copernicus Publications, Katlenburg-Lindau, Germany, 3(1):205-226, (2010).
SARWAR, G., R. Joseph, AND R. MATHUR. Influence of Chlorine Emissions on Ozone Levels in the Troposphere. Chapter 2, Douw G. Steyn and S.T. Rao (ed.), Air Pollution Modeling and its Applications XX. Springer Netherlands, , Netherlands, 2.23(C):237-240, (2010).
CARLTON, A. G., P. BHAVE, S. NAPELENOK, E. O. EDNEY, G. SARWAR, R. W. PINDER, G. POULIOT, AND M. HOUYOUX. Model Representation of Secondary Organic Aerosol in CMAQ v4.7. ENVIRONMENTAL SCIENCE & TECHNOLOGY. American Chemical Society, Washington, DC, 44(22):8553-8560, (2010).
SIMON, H., L. BECK, P. BHAVE, F. Divita, Y. Hsu, D. J. LUECKEN, D. MOBLEY, G. POULIOT, A. H. REFF, G. SARWAR, AND M. STRUM. The Development and Uses of EPA's SPECIATE Database. Atmospheric Pollution Research. Turkish National Committee for Air Pollution Research and Control, Izmir, Turkey, 1(4):196-206, (2010).
2008
MATHUR, R., S. J. ROSELLE, G. POULIOT, AND G. SARWAR. Diagnostic Analysis of the Three-Dimensional Sulfur Distributions over the Eastern United States Using the CMAQ Model and Measurements from the ICARTT Field Experiment. Chapter 5, Air Pollution Modeling and its Application XIX. Springer, New York, NY, , 496-504, (2008).
APPEL, W., P. BHAVE, A. GILLILAND, G. SARWAR, AND S. J. ROSELLE. EVALUATION OF THE COMMUNITY MULTISCALE AIR QUALITY (CMAQ) MODEL VERSION 4.5: UNCERTAINTIES AND SENSITIVITIES IMPACTING MODEL PERFORMANCE: PART II - PARTICULATE MATTER. ATMOSPHERIC ENVIRONMENT. Elsevier Science Ltd, New York, NY, 42(24):6057-6066, (2008).
SARWAR, G., D. J. LUECKEN, G. YARWOOD, G. D. WHITTEN, AND W. P. CARTER. IMPACT OF AN UPDATED CARBON BOND MECHANISM ON PREDICTIONS FROM THE CMAQ MODELING SYSTEM: PRELIMINARY ASSESSMENT. JOURNAL OF APPLIED METEOROLOGY AND CLIMATOLOGY. American Meteorological Society, Boston, MA, 47(1):3-14, (2008).
SARWAR, G., R. L. DENNIS, AND B. Vogel. The Effect of Hetrogeneous Reactions on Model Performance for Nitrous Acid. Chapter 4, Air Pollution Modeling and its Application XIX. Springer, New York, NY, , 349-357, (2008).
2007
APPEL, W., A. GILLILAND, G. SARWAR, AND R. C. GILLIAM. EVALUATION OF THE COMMUNITY MULTISCALE AIR QUALITY (CMAQ) MODEL VERSION 4.5: UNCERTAINTIES AND SENSITIVITIES IMPACTING MODEL PERFORMANCE: PART I - OZONE. ATMOSPHERIC ENVIRONMENT. Elsevier Science Ltd, New York, NY, 41(40):9603-9613, (2007).
SARWAR, G. AND P. BHAVE. MODELING THE EFFECT OF CHLORINE EMISSIONS ON OZONE LEVELS OVER THE EASTERN UNITED STATES. JOURNAL OF APPLIED METEOROLOGY AND CLIMATOLOGY. American Meteorological Society, Boston, MA, 46(7):1009-1019, (2007).
2006
SARWAR, G., D. J. LUECKEN, AND G. YARWOOD. DEVELOPING AND IMPLEMENTING AN UPDATED CHLORINE CHEMISTRY INTO THE COMMUNITY MULTISCALE AIR QUALITY MODEL. Presented at 28th NATO/CCMS International Technical Meeting, Leipzig, GERMANY, May 15 - 19, 2006.
LUECKEN, D. J. AND G. SARWAR. EFFECTS OF USING THE CB05 VERSUS THE CB4 CHEMICAL MECHANISM ON MODEL PREDICTIONS. Presented at 5th Annual CMAS User's Conference, Chapel Hill, NC, October 16 - 18, 2006.
LUECKEN, D. J. AND G. SARWAR. EFFECTS OF USING THE CB05 VERSUS THE CB4 CHEMICAL MECHANISMS ON MODEL PREDICTIONS. Presented at 5th Annual CMAS Conference, Chapel Hill, NC, October 16 - 18, 2006.
BHAVE, P., G. SARWAR, W. APPEL, AND R. L. DENNIS. REVISED TREATMENT OF N<SUB>2</SUB> O<SUB>5</SUB> HYDROLYSIS IN CMAQ. Presented at 5th Annual CMAS Models-3 User's Conference, Chapel Hill, NC, October 16 - 18, 2006.
2005
OFFENBERG, J. H., E. O. EDNEY, TAD KLEINDIENST, M. LEWANDOWSKI, M. JAOUI, P. BHAVE, CHRIS NOLTE, AND G. SARWAR. DEVELOPMENT AND EVALUATION OF AN IMPROVED SOA REPRESENTATION IN THE CMAQ MODEL. Presented at 4th Annual CMAS Models-3 User's Conference, Chapel Hill, NC, September 26 - 28, 2005.
SARWAR, G. AND P. BHAVE. MODELING THE EFFECT OF CHLORINE EMISSIONS ON ATMOSPHERIC OZONE AND SECONDARY ORGANIC AEROSOL CONCENTRATIONS ACROSS THE UNITED STATES. Presented at NOAA/EPA Golden Jubilee Symposium , Durham, NC, September 20 - 21, 2005.
SARWAR, G. AND G. L. GIPSON. THE EFFECT OF CHLORINE EMISSIONS ON TROPOSPHERIC OZONE IN THE UNITED STATES. Presented at Air and Waste Management Association 2005 Annual Conference, Minneapolis, MN, June 21 - 25, 2005.


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