Jeffrey S. Gaffney

Senior Chemist, Atmospheric and Environmental Chemistry
Senior Fellow, Center for Environmental Science, University of Chicago/ANL
Chief Scientist, Global Change Education Program (GCEP)
Lead Scientist, Megacity Aerosol eXperiment - Mexico City
Science Team Steering Member, Atmospheric Science Program (ASP)
Atmospheric Research Section, Environmental Research Division
gaffney@anl.gov

EDUCATIONAL BACKGROUND:

B.S., Chemistry, 1971, University of California, Riverside, CA
M.S., Organic Chemistry, 1973, University of California, Riverside, CA
Ph.D., Physical Organic Chemistry, 1975, University of California, Riverside, CA

CURRENT RESEARCH INTERESTS:

Atmospheric impacts of aerosols, regional and global climate change, chemistry of organic molecules and aerosols, organic photochemistry, gas phase kinetics and product analysis, tropospheric chemical modeling, air pollution monitoring, chromatographic detector development, chemiluminescent trace level detection of organics, measurement of organic oxidants (PANs), organic geochemistry, organic tracer development, natural abundance isotope ratio determinations and interpretation. Groundwater chemistry and colloid characterization of subsurface aqueous systems; humic and fulvic acid interactions with radionuclides, particularly actinides; natural system interactions with pollutants in air and groundwater chemistries; natural radioactive aerosol tracers; optical monitoring of aerosols (black carbon) and trace gases, 14C as a tool for carbonaceous aerosol sourcing.

SELECTED PUBLICATIONS:

Gaffney, J.S., Marley, N.A. and Clark, S.B., eds. Humic/Fulvic Acids and Organic Colloidal Materials in the Environment, ACS Symposium Series Book 651, American Chemical Society, Washington, D.C. (1996).

Gaffney, J.S. and Marley, N.A. "Uncertainties in Climate Change Predictions: Aerosol Effects," Atmospheric Environment 32:2873-2874 (1998).

Elliott, S., Streit, G.E., Gaffney, J.S., Bossert, J.E., Brown, M., Reisner, J. and McNair, L.A. "Pathways for the Oxidation of Sarin in Urban Atmospheres," Environ. Sci. & Pollut. Res. 6:103-105 (1999).

Marley, N.A., Gaffney, J.S., Orlandini, K.A., Drayton, P.J. and Cunningham, M.M. "An Improved Method for the Separation of ²¹⁰Bi and ²¹⁰Po from ²¹⁰Pb Using Environmental Applications," Radiochimica Acta85:71-78 (1999).

Gaffney, J.S., Marley, N.A., Cunningham, M.M. and Doskey, P.V. "Measurements of Peroxyacyl Nitrates (PANs) in Mexico City: Implications for Megacity Air Quality Impacts on Regional Scales," Atmospheric Environment 33:5003-5012 (1999).

Marley, N.A., Gaffney, J.S., Cunningham, M.M., Orlandini, K.A., Paode, R. and Drayton, P.J. "Measurement of ²¹⁰Pb, ²¹⁰Po, and ²¹⁰Bi in Size Fractionated Atmospheric Aerosols: An Estimate of Fine Aerosol Residence Times," Aerosol Science and Technology 32:569-583 (2000).

Gaffney, J.S. and Marley, N.A. “Alternative Fuels”, in Air Pollution Reviews: Volume 1.  The Urban Air Atmosphere and Its Effects, P. Brimblecombe and R. Maynard, eds., Imperial College Press, London, U.K., Chapter 6, pp 195-246, 2000.

Marley, N.A., Gaffney, J.S. Cunningham, M.M. Orlandini, K.A. Paode, R. and Drayton, P.J. “Measurement of ²¹⁰Pb, ²¹⁰Po, and ²¹⁰Bi in Size Fractionated Atmospheric Aerosols: An Estimate of Fine Aerosol Residence Times.” Aerosol Science and Technology, 32, 569-583 (2000).

Kotamarthi, V.R., Gaffney, J.S.,  Marley, N.A. and Doskey,  P.V. “Heterogeneous NOx Chemistry in the polluted PBL." Atmospheric Environment35, 4489-4498 (2001).

Gaffney J.S. and Marley, N.A. "Comments on 'Environmental Implications on the Oxygenation of Gasoline with Ethanol in the Metropolitan Area of Mexico City'". Environ. Sci. Technol., 35, 4957-4958 (2001).

Gaffney, J.S. Marley, N.A. and Frederick, J.E. "Formation and Effects of Smog," Encyclopedia of Life Support Systems, United Nations Educational, Cultural and Scientific Organization, UNESCO, Environmental and Ecological Chemistry Section, Aleksandar Sabljic, ed. Atmospheric Chemistry, 6.13.2.8 Formation and Effects of Smog (2002).

Gaffney, J.S., Marley, N.A., Drayton, P.J., Doskey, P.V.,Kotamarthi, V.R., Cunningham, M.M., Baird, J.C., Dintaman, J., and Hart, H.L. "Field Observations of Regional and Urban Impacts on NO2, Ozone, UV-B, and Nitrate Radical Production Rates: Nocturnal Urban Plumes and Regional Smoke Effects," Atmospheric Environment 36:825-833 (2002).

Gaffney, J.S. and Marley, N.A. "Atmospheric Chemistry and Air Pollution," Scientific World (invited mini review) 3:199-234 (2003).

N. A. Marley, J. S. Gaffney, R. V. White, L. Rodriguez-Cuadra, S. E. Herndon, E. Dunlea, R. M. Volkamer, L. T. Molina, and M. J. Molina, Fast gas chromatography with luminol chemiluminescence detection for the simultaneous determination of nitrogen dioxide and peroxyacetyl nitrate in the atmosphere. Review of Scientific Instruments, 75, 4595-4605 (2004).

Gaffney, J. S., Marley, N. A. and Cunningham, M. M. “Natural radionuclides in fine aerosols in the Pittsburgh area.” Atmospheric Environment, 38, 3191-3200 (2004).

Gaffney, J. S. and Marley, N. A. “Analysis of Peroxyacyl Nitrates (PANs), Organic Nitrates, Peroxides, and Peracids.” Invited chapter, Chromatographic Analysis of the Environment, 3^rd Edition, L. Nollett, Ed, Marcel Dekker/CRC Press, in press (2005).

Gaffney, J.S. and Marley, N.A., eds. Urban Aerosols and Their Impacts: Lessons Learned from the World Trade Center Tragedy, ACS Symposium Series Book 919, American Chemical Society, Oxford University Press, in press (2005).

Gaffney, J. S., Marley, N.A., Cunningham, M. M. and V. R. Kotamarthi, “⁷Be Measurements in the Houston and Phoenix Urban areas: An Estimation of Upper Atmospheric Ozone Contributions.” J. Air & Waste Management Association, accepted for publication (2005).