2007 NASA Group Achievement Award AFOSR University Resident Research Program (URRP) Fellow 1996. Air Force Research Laboratory Space Vehicles Directorate Hascom AFB

Chemical Ionization Mass Spectrometry

E. Velasco, B. Lamb, H. Westberg, E. Allwine, J. L. Arriaga-Colina, B. T. Jobson, M. Alexander, P. Prazeller, W. B. Knighton, T. M. Rogers, M. Grutter, S. C. Herndon, C. E. Kolb, M. Zavala, B. de Foy, R. Volkamer, L. T. Molina, M. J. Molina: Distribution, magnitudes, reactivities, ration of diurnal patterns of volatile organic compounds in the Valley of Mexico during the MCMA 2002 and 2003 field campaigns Atmos. Chem. Phys. Discuss., 6, 7563 (2006).

M. Zavala, S. C. Herndon, R. S. Slott, E. J. Dunlea, L. C. Marr, J. H. Shorter, M. Zahniser, W. B. Knighton, T. M. Rogers, C. E. Kolb, L. T. Molina and M. J. Molina: Characterization of on-road emissions in the Mexico City Metropolitan Area using a mobile laboratory in chase and fleet average modes during the MCMA-2003 field campaign Atmos. Chem. Phys. Discuss., 6, 4689 (2006).

Scott C. Herndon, Todd Rogers, Edward J. Dunlea, John T. Jaynes, RIchard miake-Lye and Berk Knighton: Hydrocarbon emissions from in-use commercial aircraft during airport operations. Environ. Sci. Technol. 40, 4406 (2006).

T. M. Rogers, E. P. Grimsrud, S. C. Herndon, J. T. Jayne, C. E. Kolb, E. Allwine, H. Westburg, B. K. Lamb, M. Zavala, L. T. Molina, M. J. Molina and W. B. Knighton: On-road measurements of volatile organic compounds in the Mexico City metropolitan area using proton transfer reaction mass spectrometry Int. J. Mass Spec., 252, 26 (2006).

Scott C. Herndon, John T. Jayne, Mark S. Zahniser, Douglas R. Worsnop, Berk Knighton, Eugene Allsine, Brian K. Lamb, Miguel Zavala, David D. nelson, J. Barry McManus, Joanne H. Shorter, Manjulas R. Canagaratna, Timothy B. Onash and Charles E. Kolb: Characterization of urban pollutant emisssion fluxes and ambient concentration distributions using a mobile laboratory with rapid response instrumentation Faraday Discuss., 130, 1 (2005).

M. Jiang, L. C. Marr, E. J. Dunlea, S. C. Herndon, J. T. Jayne, C. E. Kolb, W. B. Knighton, T. M. Rogers, M. Zavala, L. T. Molina, M. J. Molina: Mobile laboratory measurements of black carbon, polycyclis aromatic hydrocarbons and other vehicle emissions in Mexico City Atmos. Chem. Phys., 5, 3377 (2005).

David Ezra, Justin Jasper, Todd Rogers, Berk Knighton, Eric Grimsrud and Gary Strobel: Proton transfer reaction-mass spectrometry as a technique to measure volatile emissions of Muscodor albus Plant Science, 166, 1471 (2004).

Jennifer B. Mei, Gary A. Reineccius, W. Berk Knighton and Eric P. Grimsrud: The Influence of Strawberry Yogurt Composition on Aroma Release J. Agric. and Food Chem., 52, 6267 (2004).

Brad Fritz, Brian Lamb, Hal Westberg, Richard Folk, Berk Knighton and Eric Grimsrud: Pilot- and full-scale measurements of VOC emissions from lumber drying on Inland Northwest species Forest Prod. J., 54(6), 50 (2004).