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Journal Article (6)
Presentation (30)
Reference Type Reference Title Journal Author Citation Progress Report Year Document Sources
Journal Article Measuring acetic and formic acid by proton-transfer-reaction mass spectrometry: sensitivity, humidity dependence, and quantifying interferences. None Baasandorj M, Millet, DB Hu L, Mitroo D, Williams BJ Baasandorj M, Millet, DB Hu L, Mitroo D, Williams BJ. Measuring acetic and formic acid by proton-transfer-reaction mass spectrometry:sensitivity, humidity dependence, and quantifying interferences. Atmospheric Measurement Techniques 2015;8(3)1303-1321. R835402 (2014)
R835402 (Final)
Journal Article Development of a Volatility and Polarity Separator (VAPS) for volatility- and polarity-resolved organic aerosol measurement. None Martinez RE, Williams BJ, Zhang Y, Hagan D, Walker M, Kreisberg NM, Hering SV, Hohaus T, Jayne JT, Worsnop DR Martinez RE, Williams BJ, Zhang Y, Hagan D, Walker M, Kreisberg NM, Hering SV, Hohaus T, Jayne JT, Worsnop DR. Development of a Volatility and Polarity Separator (VAPS) for volatility-and polarity-resolved organic aerosol measurement. Aerosol Science and Technology 2016;50(3):255-271. R835402 (2014)
R835402 (Final)
Journal Article A large and ubiquitous source of atmospheric formic acid. None Millet DB, Baasandorj M, Farmer DK, Thornton JA, Baumann K, Brophy P, Chaliyakunnel S, de Gouw JA, Graus M, Hu L, Koss A, Lee BH, Lopez-Hilfiker FD, Neuman JA, Paulot F, Peischl J, Pollack IB, Ryerson TB, Warneke C, Williams BJ, Xu J Millet DB, Baasandorj M, Farmer DK, Thornton JA, Baumann K, Brophy P, Chaliyakunnel S, de Gouw JA, Graus M, Hu L, Koss A, Lee BH, Lopez-Hilfiker FD, Neuman JA, Paulot F, Peischl J, Pollack IB, Ryerson TB, Warneke C, Williams BJ, Xu J. A large and ubiquitous source of atmospheric formic acid. Atmospheric Chemistry and Physics 2015;15(11):6283-6304. R835402 (2014)
R835402 (Final)
R835406 (Final)
Journal Article Nighttime chemistry and morning isoprene can drive urban ozone downwind of a major deciduous forest. ENVIRONMENTAL SCIENCE & TECHNOLOGY Millet DB, Baasandorj M, Hu L, Mitroo D, Turner J, Williams BJ Millet DB, Baasandorj M, Hu L, Mitroo D, Turner J, Williams BJ. Nighttime chemistry and morning isoprene can drive urban ozone downwind of a major deciduous forest. Environmental Science & Technology 2016;50(8):4335-4342. R835402 (2014)
R835402 (Final)
Journal Article Evaluation of assumptions made by Hygroscopic Tandem Differential Mobility Analyzer inversion routines. JOURNAL OF AEROSOL SCIENCE Oxford CR, Chakrabarty RK, Williams BJ Oxford CR, Chakrabarty RK, Williams BJ. Evaluation of assumptions made by Hygroscopic Tandem Differential Mobility Analyzer inversion routines. Journal of Aerosol Science 2022;162:105955. doi:10.1016/j.jaerosci.2022.105955. R835402 (Final)
Journal Article Organic and inorganic decomposition products from the thermal desorption of atmospheric particles. ATMOSPHERIC MEASUREMENT TECHNIQUES DISCUSSIONS Williams BJ, Zhang Y, Zuo X, Martinez RE, Walker MJ, Kreisberg NM, Goldstein AH, Docherty KS, Jimenez JL Williams BJ, Zhang Y, Zuo X, Martinez RE, Walker MJ, Kreisberg NM, Goldstein AH, Docherty KS, Jimenez JL. Organic and inorganic decomposition products from the thermal desorption of atmospheric particles. Atmospheric Measurement Techniques 2016;9(4):1569-1586. R835402 (2014)
R835402 (Final)
Presentation Isoprene chemistry in an urban environment at the edge of the Ozark Plateau. None Baasandorj M, Millet D, Hu L, Williams B, Mitroo D, Martinez R, Zhang Y, Oxford C, Walker M, Hagan D, Zuo X, Du L, Turner J, King L, Guo H, Weber R Baasandorj M, Millet D, Hu L, Williams B, Mitroo D, Martinez R, Zhang Y, Oxford C, Walker M, Hagan D, Zuo X, Du L, Turner J, King L, Guo H, Weber R. Isoprene chemistry in an urban environment at the edge of the Ozark Plateau. Presented at the American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 15-19, 2014. R835402 (2014)
R835402 (Final)
 not available
Presentation Laboratory studies of biomass burning aerosol oxidation at the bulk and molecular level. None Fortenberry C, Walker M, Zhang Y, Mitroo D, Brune W, Williams BJ Fortenberry C, Walker M, Zhang Y, Mitroo D, Brune W, Williams BJ. Laboratory studies of biomass burning aerosol oxidation at the bulk and molecular level. Presented at the American Association for Aerosol Research (AAAR) Fall Meeting, Minneapolis, MN, October 2015. R835402 (Final)
 not available
Presentation The volatility and polarity separator (VAPS) for organic aerosol characterization. None Martinez RE, Williams BJ, Hagan D Martinez RE, Williams BJ, Hagan D. The volatility and polarity separator (VAPS) for organic aerosol characterization. Presented at the SOAS Science Meeting, Centreville, AL, June 2013. R835402 (2013)
R835402 (Final)
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Presentation First field measurements of volatility-and polarity-resolved organic aerosol using the volatility and polarity separator (VAPS). None Martinez RE, Williams BJ, Zhang Y, Hagan D, Kreisberg N, Hering S, Worton D, Goldstein A, JimenezJ-L , Hohaus T, Worsnop D, Jayne J Martinez RE, Williams BJ, Zhang Y, Hagan D, Kreisberg N, Hering S, Worton D, Goldstein A, Jimenez J-L, Hohaus T, Worsnop D, Jayne J. First field measurements of volatility-and polarity-resolved organic aerosol using the volatility and polarity separator (VAPS). Presented at the 32nd American Association for Aerosol Research Annual Conference, Portland, OR, September 30-October 4, 2013. R835402 (2013)
R835402 (Final)
 not available
Presentation Characterization of organic aerosol measured at the Centreville ground site by the Volatility and Polarity Separator (VAPS) during SOAS. None Martinez RE, Williams BJ, Hagan D, Zhang Y, Xu L, Ng N. Martinez RE, Williams BJ, Hagan D, Zhang Y, Xu L, Ng N. Characterization of organic aerosol measured at the Centreville ground site by the Volatility and Polarity Separator (VAPS) during SOAS. Presented at the Southeast Atmosphere Study (SAS) Data Workshop, Boulder, CO, March 31-April 2, 2014. R835402 (2013)
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Presentation Characterization of organic aerosol measured at the Centreville ground site by the Volatility and Polarity Separator (VAPS) during SOAS. None Martinez RE, Williams BJ, Hagan D, Zhang Y, Xu L, Ng N Martinez RE, Williams BJ, Hagan D, Zhang Y, Xu L, Ng N. Characterization of organic aerosol measured at the Centreville ground site by the Volatility and Polarity Separator (VAPS) during SOAS. Presented at the Southeast Atmosphere Study (SAS) Data Workshop, Boulder, CO, March 31-April 2, 2014. R835402 (2014)
R835402 (Final)
 not available
Presentation Initial field deployments of a Volatility and Polarity Separator (VAPS) for organic aerosol characterization. None Martinez RE, Hagan D, Zhang Y, Mitroo D, Walker M, Hu L Baasandorj M, Millet D, Williams B Martinez RE, Hagan D, Zhang Y, Mitroo D, Walker M, Hu L Baasandorj M, Millet D, Williams B. Initial field deployments of a Volatility and Polarity Separator (VAPS) for organic aerosol characterization. Presented at the American Association for Aerosol Research (AAAR) 33rd Annual Conference, Orlando FL, October 20-24, 2014. R835402 (2014)
R835402 (Final)
Presentation Characterization of organic aerosol from mixed biogenic/anthropogenic emissions. None Mitroo D, Baasandorj M, Hu L, Martinez R, Zhang Y, King L, Weber R, Millet D, Turner J, Williams BJ Mitroo D, Baasandorj M, Hu L, Martinez R, Zhang Y, King L, Weber R, Millet D, Turner J, Williams BJ. Characterization of organic aerosol from mixed biogenic/anthropogenic emissions. Presented at the 32nd American Association for Aerosol Research Annual Conference, Portland, OR, September 30-October 4, 2013. R835402 (2013)
R835402 (Final)
 not available
Presentation Flow characterization for oxidative flow tube reactors. None Mitroo D, Sun Y, Lee BW, Lambe A, Brune W, Williams BJ Mitroo D, Sun Y, Lee BW, Lambe A, Brune W, Williams BJ. Flow characterization for oxidative flow tube reactors. Presenetd at the Potential Aerosol Mass (PAM) User’s Meeting, Minneapolis, MN, October 2015. R835402 (Final)
 not available
Presentation Optimizing design for oxidative flow tube reactors. None Mitroo D, Sun Y, Lee BW, Lambe A, Brune W, Williams BL Mitroo D, Sun Y, Lee BW, Lambe A, Brune W, Williams BL. Optimizing design for oxidative flow tube reactors. Presented at the American Association for Aerosol Research (AAAR) Fall Meeting, Minneapolis, MN, October 2015. R835402 (Final)
 not available
Presentation A laboratory study to constrain gas-phase formic acid and acetic acid sources. None Mitroo D, Baasandorj M, Millet DB, Williams B Mitroo D, Baasandorj M, Millet DB, Williams B. A laboratory study to constrain gas-phase formic acid and acetic acid sources. Presented at the American Meteorological Society (AMS) Meeting, Mario J. Molina Symposium, New Orleans, LA, 2016. R835402 (Final)
 not available
Presentation Initial field deployment of a custom Multi-Channel Tandem Differential Mobility Analyzer (mc-TDMA). None Oxford C, Wang Y, Dhawan S, Hagan D, Mitroo D, Biswas P, Williams B Oxford C, Wang Y, Dhawan S, Hagan D, Mitroo D, Biswas P, Williams B. Initial field deployment of a custom Multi-Channel Tandem Differential Mobility Analyzer (mc-TDMA). Presented at the American Association for Aerosol Research (AAAR) 33rd Annual Conference, Orlando FL, October 20-24, 2014. R835402 (2014)
R835402 (Final)
Presentation Chemical and hygroscopic characterization of photochemically processed laboratory generated aerosol. None Oxford C, Walker M, Fortenberry C, Mitroo D, Sussman E, Brune W, Williams BL Oxford C, Walker M, Fortenberry C, Mitroo D, Sussman E, Brune W, Williams BL. Chemical and hygroscopic characterization of photochemically processed laboratory generated aerosol. Presented at the American Association for Aerosol Research (AAAR) Fall Meeting, Minneapolis, MN, October 2015. R835402 (Final)
 not available
Presentation Instrument intercomparison of black carbon measurements and correlations with gas and aerosol composition during an urban field study. None Walker M, Williams B, Martinez R, Zhang Y, Mitroo D, Hagan D, Dhawan S, Du L, Turner J, Guo H, King L, Weber R, Hu L, Baasandorj M, Millet D, McMeeking G Walker M, Williams B, Martinez R, Zhang Y, Mitroo D, Hagan D, Dhawan S, Du L, Turner J, Guo H, King L, Weber R, Hu L, Baasandorj M, Millet D, McMeeking G. Instrument intercomparison of black carbon measurements and correlations with gas and aerosol composition during an urban field study. Presented at the American Association for Aerosol Research (AAAR) 33rd Annual Conference, Orlando FL, October 20-24, 2014. R834799 (2015)
R834799 (2016)
R834799 (Final)
R834799C001 (2015)
R834799C001 (Final)
R835402 (2014)
R835402 (Final)
Presentation Chemical speciation of organic aerosol driven by phase partitioning. None Walker M, Williams BJ, Martinez R, Mitroo D, Fortenberry C Walker M, Williams BJ, Martinez R, Mitroo D, Fortenberry C. Chemical speciation of organic aerosol driven by phase partitioning. Presented at the American Chemical Society (ACS) Fall Conference, Boston, MA, August 2015. R835402 (Final)
 not available
Presentation Laboratory characterization of a volatility and polarity separator (VAPS) for analysis of oxidized organic aerosol. None Walker M, Martinez R, Fortenberry C, Oxford C, Mitroo D, Kreisberg N, Williams BJ Walker M, Martinez R, Fortenberry C, Oxford C, Mitroo D, Kreisberg N, Williams BJ. Laboratory characterization of a volatility and polarity separator (VAPS) for analysis of oxidized organic aerosol. Presented by the American Association for Aerosol Research (AAAR) Fall Meeting, Minneapolis, MN, October 2015. R835402 (Final)
 not available
Presentation Highlights from 2013 St. Louis Air Quality Study (SLAQRS) and thinking toward future regional air quality assessments in the midwest. None Walker M, Zhang Y, Martinez R, Williams B Walker M, Zhang Y, Martinez R, Williams B. Highlights from 2013 St. Louis Air Quality Study (SLAQRS) and thinking toward future regional air quality assessments in the midwest. Presented at the Midwest and Central States Air Quality Workshop, 2016. R835402 (Final)
 not available
Presentation Oxidative evolution of organic aerosol during the Southern Oxidant and Aerosol Study 2013. None Williams BJ, Martinez R, Hagan D, Zhang Y, Kreisberg NM, Hering SV, Isaacman GA, Yee L, Goldstein AH Williams BJ, Martinez R, Hagan D, Zhang Y, Kreisberg NM, Hering SV, Isaacman GA, Yee L, Goldstein AH. Oxidative evolution of organic aerosol during the Southern Oxidant and Aerosol Study 2013. Presented at the American Geophysical Union Fall Meeting, San Francisco, CA, December 2013. R835402 (2013)
R835402 (Final)
Presentation Bridging gaps in organic aerosol chemical characterization through novel instrumentation and analysis procedures. None Williams BJ, Martinez R, Zhang Y, Hagan D, Ulbrich I, Jimenez J, Hohaus T, Jayne J, Worsnop D Williams BJ, Martinez R, Zhang Y, Hagan D, Ulbrich I, Jimenez J, Hohaus T, Jayne J, Worsnop D. Bridging gaps in organic aerosol chemical characterization through novel instrumentation and analysis procedures. Presented at the 248th American Chemical Society (ACS) National Meeting and Exposition, San Francisco, CA, August 10-14, 2014. R835402 (2014)
R835402 (Final)
Presentation Isoprene-derived secondary organic aerosol in an urban region downwind of the Ozark Mountains. None Williams BJ, Mitroo D, Martinez R, Zhang Y, Walker M, Oxford C, Hagan D, Zuo X, Du L, Turner J, Hu L, Baasandorj M, Millet D Williams BJ, Mitroo D, Martinez R, Zhang Y, Walker M, Oxford C, Hagan D, Zuo X, Du L, Turner J, Hu L, Baasandorj M, Millet D. Isoprene-derived secondary organic aerosol in an urban region downwind of the Ozark Mountains. Presented at the Goldschmidt Conference, Sacramento, CA, June 8-13, 2014. R835402 (2014)
R835402 (Final)
Presentation Highlights from the St. Louis Air Quality Regional Study (SLAQRS) 2013. None Williams BJ, Mitroo D, Martinez R, Zhang Y, Walker M, Oxford C, Zuo X, Hagan D, Dhawan S, Du L, Turner J, McMeeking G, King L, Guo H, Weber R, Baasandorj M, Hu L, Millet D Williams BJ, Mitroo D, Martinez R, Zhang Y, Walker M, Oxford C, Zuo X, Hagan D, Dhawan S, Du L, Turner J, McMeeking G, King L, Guo H, Weber R, Baasandorj M, Hu L, Millet D. Highlights from the St. Louis Air Quality Regional Study (SLAQRS) 2013. Presented at the American Association for Aerosol Research (AAAR) 33rd Annual Conference, Orlando FL, October 20-24, 2014. R834799 (2015)
R834799 (2016)
R834799 (Final)
R834799C001 (2015)
R834799C001 (Final)
R835402 (2014)
R835402 (Final)
Presentation Highlights from recent oxidation studies to determine the gas/particle, chemical/physical characteristics of reaction products from a range of sources spanning from individual VOCs to complex combustion emissions. None Williams BJ, Mitroo D, Walker M, Fortenberry C, Zhang Y, Oxford C, Brune W, Baasandorj M, Millet D Williams BJ, Mitroo D, Walker M, Fortenberry C, Zhang Y, Oxford C, Brune W, Baasandorj M, Millet D. Highlights from recent oxidation studies to determine the gas/particle, chemical/physical characteristics of reaction products from a range of sources spanning from individual VOCs to complex combustion emissions. Presented at the American Chemical Society (ACS) Fall Conference, Boston, MA, August 2015. R835402 (Final)
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Presentation Where did you come from, where did you go, where did you come from Aerosol Joe? None Williams BJ Williams BJ. Where did you come from, where did you go, where did you come from Aerosol Joe? Presented at the Berkeley Atmospheric Science Center Seminar, University of California, Berkeley, Berkeley, CA, December 2015. R835402 (Final)
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Presentation Observations and new science questions from a pilot study in the urban St. Louis region, with seasonal impact from the Ozarks “isoprene volcano." None Williams BJ, Zhang Y, Mitroo D, Martinez R, Oxford C, Walker M, Hagan D, Zuo X, Du L, Turner J, Baasandorj M, Hu L, Millet DB Williams BJ, Zhang Y, Mitroo D, Martinez R, Oxford C, Walker M, Hagan D, Zuo X, Du L, Turner J, Baasandorj M, Hu L, Millet DB. Observations and new science questions from a pilot study in the urban St. Louis region, with seasonal impact from the Ozarks “isoprene volcano." Presented at the Georgia Institute of Technology Workshop on Nitrate Radicals and Biogenic Volatile Organic Compounds: Oxidation, Mechanisms and Organic Aerosol, Atlanta, GA, June 22-24, 2015. R835402 (2014)
R835402 (Final)
Presentation Organic and inorganic decomposition products from the thermal desorption of atmospheric particles. None Williams BJ, Zhang Y, Zuo X, Martinez R, Walker M, Fortenberry C, Mitroo D, Goldstein AH, Docherty K, Jimenez JL Williams BJ, Zhang Y, Zuo X, Martinez R, Walker M, Fortenberry C, Mitroo D, Goldstein AH, Docherty K, Jimenez JL. Organic and inorganic decomposition products from the thermal desorption of atmospheric particles. Presented at the American Association for Aerosol Research (AAAR) Fall Meeting, Minneapolis, MN, October 2015. R835402 (Final)
 not available
Presentation Where did you come from, where did you go, where did you come from Aerosol Joe? The life and death of vagabond particles as told by Aerosol Forensics specialist Dr. Brent Williams. None Williams BJ Williams BJ. Where did you come from, where did you go, where did you come from Aerosol Joe? The life and death of vagabond particles as told by Aerosol Forensics specialist Dr. Brent Williams. Presented at the Tenure Talk, Department of Energy, Environmental & Chemical Engineering (EECE at WashU) Seminars, Washington University, St. Louis, MO, September 25, 2015. R835402 (Final)
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Presentation Novel measurements of volatility-and polarity-separated organic aerosol composition and associated hygroscopicity to investigate the influence of mixed anthropogenic-biogenic emissions on atmospheric aging processes; Final Project Presentation. None Williams BJ Williams BJ. Novel measurements of volatility-and polarity-separated organic aerosol composition and associated hygroscopicity to investigate the influence of mixed anthropogenic-biogenic emissions on atmospheric aging processes; Final Project Presentation. Presented at the US EPA, Research Triangle Park, NC, 2016. R835402 (Final)
 not available
Presentation Data analysis procedures for a novel organic aerosol volatility and polarity separator (VAPS) instrument for atmospheric organic aerosol characterization. None Zhang Y, Martinez R, Jayne J, Canagaratna M, Hohaus T, Worsnop D, Williams BJ Zhang Y, Martinez R, Jayne J, Canagaratna M, Hohaus T, Worsnop D, Williams BJ. Data analysis procedures for a novel organic aerosol volatility and polarity separator (VAPS) instrument for atmospheric organic aerosol characterization. Presented at the 32nd American Association for Aerosol Research Annual Conference, Portland, OR, September 30-October 4, 2013. R835402 (2013)
R835402 (Final)
 not available
Presentation Chemical speciated components of atmospheric aerosols measured by thermal desorption. None Zhang Y, Martinez R, Mitroo D, Oxford C, Walker M, Zuo X, Williams B, Goldstein A, Docherty K, Ulbrich I, Jimenez J-L, Du L, Turner J, Baasandorj M,, Hu L, Millet D, King L, Weber R Zhang Y, Martinez R, Mitroo D, Oxford C, Walker M, Zuo X, Williams B, Goldstein A, Docherty K, Ulbrich I, Jimenez J-L, Du L, Turner J, Baasandorj M,, Hu L, Millet D, King L, Weber R. Chemical speciated components of atmospheric aerosols measured by thermal desorption. Presented at the 249th American Chemical Society (ACS) National Meeting and Exposition, Denver, CO, March 22-26, 2015. R835402 (2014)
R835402 (Final)
 not available
Presentation Atmospheric observations of secondary organic aerosol formation from isoprene in the St. Louis region during SLAQRS 2013. None Zhang Y, Martinez R, Mitroo D, Walker M, Oxford C, Zuo X, Hagan D, Turner L, Du L, Millet D, Baasandorj M, Hu L, Weber RJ, King L, Williams BL Zhang Y, Martinez R, Mitroo D, Walker M, Oxford C, Zuo X, Hagan D, Turner L, Du L, Millet D, Baasandorj M, Hu L, Weber RJ, King L, Williams BL. Atmospheric observations of secondary organic aerosol formation from isoprene in the St. Louis region during SLAQRS 2013. Presented at the American Association for Aerosol Research (AAAR) Fall Meeting, Minneapolis, MN, October 2015. R835402 (Final)
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