Dr. Paul Shepson

Professor, Director of Purdue Climate Change Research Center

E-mail: pshepson@purdue.edu

Associated website(s): Shepson Tropospheric Chemistry Research Group, Purdue Climate Change Research Center (PCCRC), Atmosphere-Surface Interactions (ASI)

Education

Ph.D.- Pennsylvania State University.

Research Interests

Atmospheric chemistry, tropospheric ozone and photochemical smog, atmospheric chemical measurements, modeling of tropospheric photochemistry, environmental geosciences.

Teaching Interests

EAS 521 Atms Chemistry

Selected Publications

  • A. Keil and P. B. Shepson, Development of a Chemical Ionization Ion Trap Mass Spectrometric Method for Trace Level Determination of Molecular Halogens, Anal. Chem., submitted, 2004.

  • P. Giacopelli, K. Ford, and P. B. Shepson, A Comparison of Measured and Simulated Isoprene Nitrates Above a Forest Canopy, submitted to J. Geophys. Res., 2004.

  • T. M. Dassau, P. B. Shepson, K. M. Ford, and J. W. Bottenheim, Peroxyacetyl Nitrate Photochemistry and Interactions with the Arctic Surface, submitted J. Geophys. Res., 2004.

  • A. M. Grannas, P. B. Shepson, and T. R. Filley, Photochemistry and nature of organic matter in Arctic and Antarctic snow, Global Biogeochem. Cycles, 18 , 10.1029/2003GB002133, 2004.

  • J. M. Hurst, D. J. Barket, and P. B. Shepson, The atmospheric chemistry of nonanal,  Environ. Sci. Technol., 37, 2218-2225, 2003.

  • D. J. Barket, J. M. Hurst, J. W. Grossenbacher, P. B. Shepson, W. Brune, T. Thornberry, M. A. Carroll, T. Biesenthal, J. W. Bottenheim, and K. G. Olszyna, A Study of the NO x Dependence of Isoprene Oxidation, J. Geophys. Res., submitted, 2003.

  • C. Espada Jallad, J. Grossenbacher, K. Ford, T. Couch, and P. B. Shepson, The Production of Organic Nitrates from Various Anthropogenic Volatile Organic Compounds, in preparation for submission to Int. J. Chem. Kinet , 2003.

  • C. Espada Jallad and P. B. Shepson, The Production of Organic Nitrates from Atmospheric Oxidation of Ethers and Glycol Ethers, in preparation for submission to Int. J. Chem. Kinet , 2003.

  • T. M. Dassau, A. L. Sumner, S. L. Koeniger, P. B. Shepson, N. Cullen, K. Steffen, H.-W. Jacobi,  and R. Bales, Investigation of the Role of the Snowpack on Formaldehyde Chemistry at Summit, Greenland, J. Geophys. Res. , Vol. 107, NO. D19, 4394, doi:10.1029/2002JD002182, 2002

  • S. Perrier, S. Houdier, F. Domine, A. Cabanes, L. Legagneax, A. L. Sumner, and P. B. Shepson, Formaldehyde in Arctic Snow. Incorporation into Ice Particles and Evolution in the Snowpack, Atmos. Environ., 36, 2695-2705, 2002.