Research Interests:
  • Ability of atmospheric particles (aerosols) to form cloud droplets
  • Role of clouds in climate
  • Role of microphysics in hurricane formation and intensification
  • Water uptake onto volcanic ash and dust
Education:
  • 2007-present, Ph.D. Candidate (4.0 GPA), School of Earth and Atmospheric Sciences, Georgia Institute of Technology
  • 2006, B.S. with Highest Honor (4.0 GPA), School of Earth and Atmospheric Sciences, Georgia Institute of Technology
  • 2004, B.S. (4.0 GPA), Physics, Gainesville State College
Responsibilities:
  • 2011-2013, AMS Atmospheric Chemistry Committee Member
  • 2011, GT EAS Panel on Climate Change
  • 2010, NOAA Hurricane Hunter - Cloud Physicist
  • 2010, GT Teaching Assistant for Atmospheric Chemistry
  • 2010, Invited Speaker, Chestatee High School, lecture on Climate Change and Renewable Energy
  • 2009-2011, Reviewer, GT President's Undergraduate Research Award Grants
  • 2009-2011, GT EAS Faculty Search Committee Member
  • 2009-2011, GT EAS Undergraduate Studies Committee Member
  • 2009-2011, GT Nenes Group Laboratory Safety Manager
  • 2008-2011, GT/NASA Certified Radiation and Laser Operator
  • 2008-2011, NOAA/NASA/NCAR Certified in Aviation Safety and Land/Water Survival
  • 2008-2011, Certified Flight Scientist for NASA DC-8, NASA P-3, NOAA P-3 and NCAR C-130 aircraft
  • 2012, Selected for Alpine Summer School on Aerosols and the Cryosphere, Valsavarenche, Italy
  • 2012, Georgia Tech EAS Glen Cass Award for creativity and independence in research
  • 2011, Best Student Oral Presentation Award at AMS 13th Conference on Atmospheric Chemistry
  • 2011, Georgia Tech EAS Chair's Award for best all-around graduate student
  • 2011, Best Oral Presentation at GT EAS Graduate Student Symposium
  • 2010, NASA Group Achievement Award, GRIP Hurricane Mission
  • 2010, Elected to Atmospheric Chemistry Committee of American Meteorological Society, AMS
  • 2010, Best Student Oral Presentation Award at AMS 12th Conference on Atmospheric Chemistry
  • 2010, International Arctic Research Center travel award to attend IPY Science Conference in Oslo, Norway
  • 2009, Georgia Tech EAS John Bradshaw Award for excellence in research instrumentation and field work
  • 2009, NASA Langley Center Team Award, ARCTAS Team
  • 2008, NASA Group Achievement Award, ARCTAS Mission
  • 2008, National Science Foundation Graduate Research Fellowship
  • 2008, NASA Graduate Student Research Fellowship
  • 2008, Finalist, Hertz Foundation Fellowship
  • 2007, NASA Group Achievement Award, TC4 Mission
  • 2007, Georgia Tech Institute Fellowship
  • 2006, NASA Langley Aerospace Research Summer Scholar
  • 2006, Georgia Tech President's Undergraduate Research Award
  • 2006, Georgia Tech EAS Quarter Century Award (GT Valedictorian Award)
  • 2003-2006, Georgia HOPE scholar
  • 2005, Gainesville State College Dean's Scholar
  • 2005, Gainesville State College Physics Student of the Year (GSC Valedictorian Award)
  • 2003, Heineken USA Scholarship
  • 2003, Georgia Food Industry Association Scholar
  • 2003, Ingles Supermarkets Scholar

Published Papers / In Press

  • Lathem, T. L., Beyersdorf, A. J., Thornhill, K. L., Winstead, E. L., Cubison, M. J., Hecobian, A., Jimenez, J. L., Weber, R. J., Anderson, B. E., and Nenes, A.: Analysis of CCN activity of Arctic aerosol and Canadian biomass burning during summer 2008, Atmos. Chem. Phys. Discuss., 12, 24677-24733, doi:10.5194/acpd-12-24677-2012, 2012.
  • Moore, R. H., Karydis, V. A., Capps, S. L., Lathem, T. L., and Nenes, A.: Droplet number prediction uncertainties from CCN: an integrated assessment using observations and a global adjoint model, Atmos. Chem. Phys. Discuss., 12, 20483-20517, doi:10.5194/acpd-12-20483-2012, 2012.
  • Raatikainen, T., Moore, R. H., Lathem, T. L., and Nenes, A.: A coupled observation – modeling approach for studying activation kinetics from measurements of CCN activity, Atmos. Chem. Phys., 12, 4227-4243, doi:10.5194/acp-12-4227-2012, 2012. 
  • Schwier, A.N., Sareen, N., Lathem, T.L., Nenes, A. and McNeill, V.F., Ozone oxidation of oleate films decreases aerosol CCN activity, J.Geoph.Res., 116, D16202, doi:10.1029/2010JD015520, 2011.
  • Lathem, T.L., Kumar, P., Nenes, A., Dufek, J., Sokolik, I.N., Trail, M., and Russell, A., Hygroscopic Properties of Volcanic Ash, Geoph.Res.Lett., VOL. 38, L11802, 4 PP.,
  • doi:10.1029/2011GL047298, 2011.
  • Lathem, T.L. and Nenes, A. (2011) Water vapor depletion in the DMT Continuous Flow CCN Chamber: effects on supersaturation and droplet growth, Aeros.Sci.Tech, 45, 604-615, doi:10.1080/02786826.2010.551146.
  • Padro, L.T., Tkacik, D., Lathem, T.L., Hennigan, C., Sullivan, A.P., Weber, R.J., Huey, L.G., and Nenes, A. (2010) Investigation of cloud condensation nuclei properties and droplet growth kinetics of the water-soluble aerosol fraction in Mexico City, J.Geoph.Res., 115, D09204, doi:10.1029/2009JD013195.

Papers in Review/Preparation

  • Lathem, T. L., Byersdorf, A. J., Thornhill, K. L., Windstead, E. L., Deng, Y., Zhang, H., Black, R., Anderson, B. E., and Nenes, A.  In-situ aerosol and CCN observations in tropical cyclones: microphysical impacts on intensity, in preparation.
  • Raatikainen, T., Lathem, T. L., Moore, R. H., Lin, J. J., Cerully, K. M. Padro, L. T., Lance, S., and Nenes, A. Droplet growth kinetics in various environments, Nature Geoscience, in preparation.
  • Hersey, S. P., Craven, J. S., Metcalf, A. R., Lin, J. J., Lathem, T.L., Suski, K. J., Cahill, J. F., Duong, H. T., Sorooshian, A., Jonsson, H. H., Nenes, A., Prather, K. A., Flagan, R. C., and Seinfeld, J. H. Composition and Hygroscopicity of the Los Angeles Aerosol: CalNex, JGR-Atmospheres, 2012, in review.
  • DeLeon-Rodriguez, N., Lathem, T. L., Rodriguez-R, L. M., Anderson, B. E., Beyersdorf, A. J., Ziemba, L. D., Bergin, M., Nenes, A., and Konstantinidis, K. T. The microbiome of the upper troposphere: species composition and prevalence, effects of tropical storms, and atmospheric implications, PNAS, in review.
  • Sareen, N., Schwier, A.N., Lathem, T.L., Nenes, A, and McNeill, V.F., Gas-phase surfactants enhance aerosol cloud nucleation, PNAS, in review.
  • Chimonas, G., Castellanos, J., Lathem, T. L.  and Curry, J. A., Spectra of the vertical wind and temperature profiles in the troposphere and lower stratosphere, J. Atmos. Sci., in review.