Patrick Y. Chuang

Chuang, P. Y., D. R. Collins, H. Pawlowska, J. R. Snider, H. H. Jonsson, J.-L. Brenguier, R.C. Flagan, J.H. Seinfeld. CCN measurements during ACE-2 and their relationship to cloud microphysical properties, Tellus, 52B, 843-867, 2000. PDF

Chuang, P. Y., A. Nenes, J. N. Smith, R.C. Flagan, and J.H. Seinfeld. Design of a CCN instrument for airborne measurement, J. Atmos. Ocean. Tech., 17, 1005-1019, 2000. PDF

Brenguier, J. L., P. Y. Chuang, Y. Fouquart, D. W. Johnson, F. Parol, H. H. Pawlowska, J. Pelon, L. Schüller, F. Schröder, J. R. Snider. An Overview of the ACE-2 CLOUDYCOLUMN Closure Experiment, Tellus, 52B, 815-827, 2000.

Nenes, A., P. Y. Chuang, R.C. Flagan, J.H. Seinfeld. A theoretical analysis of cloud condensation nucleus (CCN) instruments, J. Geophys. Res., 106, 3449-3474, 2001. PDF

Nenes, A., S. Ghan, H. Abdul-Razzak, P. Y. Chuang, J.H. Seinfeld. Kinetic limitations on droplet formation and impact on cloud albedo, Tellus, 53B, 133-149, 2001.

Feingold, G. and P. Y. Chuang. Analysis of influence of surface films on droplet growth: Implications for cloud microphysical processes and climate, J. Atmos. Sci., 59, 2006-2018, 2002. PDF

Chuang, P. Y., Measurement of the time scale of hygroscopic growth for atmospheric aerosols, J. Geophys. Res., 108(D9), 10.1029/2002JD002757, 2003. PDF

Chuang, P. Y., R. M. Duvall, M. S. Bae, A. Jefferson, J. J. Schauer, H. Yang, J. Z. Yu, J. Kim, Observations of elemental carbon and absorption during ACE-Asia and implications for aerosol radiative properties and climate forcing, J. Geophys. Res., 108(D23), doi:10.1029/2002JD003254, 2003. PDF

Chuang, P. Y., R. M. Duvall, M. M. Shafer, and J. J. Schauer, The origin of water soluble particulate iron in the Asian atmospheric outflow, Geophys. Res. Lett., 32, doi:10.129/ 2004GL021946, 2005. PDF

Chuang, P. Y., and J. J. Schauer, Properties of Soot and Dust Aerosol in East Asia and Implications for Climate Forcing, International Geosphere-Biosphere Programme Newsletter, 63, 2005 (invited). Newsletter

Barth, M., J. McFadden, J. Sun, C. Wiedinmyer, P. Chuang, D. Collins, R. Griffin, M. Hannigan, T. Karl, S-W Kim, S. Lasher-Trapp, S. Levis, M. Litvak, N. Mahowald, K. Moore, S. Nandi, E. Nemitz, A. Nenes, M. Potosnak, T. Raymond, J. Smith, C. Still, C. Stroud, Coupling between land ecosystems and the atmospheric hydrologic cycle through biogenic aerosol pathways, Bull. Amer. Meteor. Soc., 86(12), 1738-1742, 2005.

Chuang, P. Y., Sensitivity of CCN activation to kinetic parameters, J. Geophys. Res., 111, D09201, doi:10.1029/2005JD006529, 2006. PDF

Rauber, R.M., et al., Rain in (Shallow) Cumulus over the Ocean—The RICO Campaign, Bull. Amer. Meteor. Soc., 88, 1912-1928, 2007.

Duvall, R.M., B.J. Majestic, M.M. Shafer, P.Y. Chuang, B.R.T. Simoneit, J. J. Schauer, “The water soluble fraction of carbon, sulfur, and crustal elements in Asian aerosols and Asian soils,” Atmos. Env., 42, 5872-5884, 2008.

Jiang, H., G. Feingold, H.H. Jonsson, M. Lu, P.Y. Chuang, R.C. Flagan, J.H. Seinfeld, “Comparison of statistical properties of simulated and observed cumulus clouds in the vicinity of Houston during the Gulf of Mexico Atmospheric Composition and Climate Study (GoMACCS),” J. Geophys. Res., 113, D13205, doi:10.1029/2007JD009304, 2008.

Lu, M., H.H. Jonsson, P.Y. Chuang, G. Feingold, H. Gates, R.C. Flagan, J.H. Seinfeld, “Aerosol-cloud relationships in continental shallow cumulus,” J. Geophys. Res., 113, D15201, doi:10.1029/2007JD009354, 2008.

Luo, C., N. Mahowald, T. Bond, P. Chuang, R. Siefert, Y. Chen, P. Artaxo, Combustion Iron Distribution and Deposition, Global Biogeochem. Cycles, 22, GB1012, doi:10.1029/2007GB002964, 2008.

Ruehl, C. R., P. Y. Chuang, A. Nenes, “How quickly do cloud droplets form on atmospheric particles?”, Atmos. Chem. Phys., 8, 1043-1055, 2008. PDF

Saw, E. W., R. A. Shaw, S. Ayyalasomayajula, P. Y. Chuang, A. Gylfason, and Z. Warhaft, “Inertial clustering of particles in high-Reynolds-number turbulence,” Phys. Rev. Lett., 100, 214501, 2008.

Chuang, P. Y., J. D. Small, E. W. Saw, R. A. Shaw, C.M. Sipperley, G. A. Payne, and W. D. Bachalo, “Airborne phase Doppler interferometry for cloud microphysical measurements,” Aerosol Sci. Tech., 42, 685-703, 2008. PDF

Small, J.D. and P.Y. Chuang, “New observations of precipitation initiation in warm cumulus clouds,” J. Atmos. Sci., 65, 2972-2982, 2008. PDF

Mahowald , N., S. Engelstaedter, C. Luo, A. Sealy, P. Artaxo, C. Benitez-Nelson, S. Bonnet, Y. Chen, P.Y. Chuang, D.D. Cohen, F. Dulac, B. Herut, A.M. Johansen, N. Kubilay, R. Losno, W. Maenhaut, A. Paytan, J. M. Prospero, L.M. Shank, and R.L. Siefert, “Atmospheric Iron deposition: Global distribution, variability and human perturbations,” Ann. Rev. Marine Sci., 1, 245-278, doi:10.1146/annurev.marine.010908.163727, 2009. Link

Solmon, F., P. Y. Chuang, N. Meskhidze, and Y. Chen, “Anthropogenic processing of iron in mineral dust over the north Pacific Ocean,” J. Geophys. Res., 114, D02305, doi: 10.1029/2008JD010417. PDF

Chuang, P.Y., G. Feingold, G. Ayers, R. J. Charlson, W. R. Cotton, S. Kreidenweis, Z. Levin, T. Nakajima, D. Rosenfeld, M. Schulz, and H. Siebert, “The Extent and Nature of Anthropogenic Perturbations of Clouds” in Clouds in the Perturbed Climate System: Their Relationship to Energy Balance, Atmospheric Dynamics, and Precipitation, J. Heintzenberg and R. J. Charlson, eds. Strüngmann Forum Report, vol. 2. Cambridge, MA: The MIT Press. 2009.

Kreidenweis, S.M., M.D. Petters, and P.Y. Chuang, “Cloud particle precursors” in Clouds in the Perturbed Climate System: Their Relationship to Energy Balance, Atmospheric Dynamics, and Precipitation, J. Heintzenberg and R. J. Charlson, eds. Strüngmann Forum Report, vol. 2. Cambridge, MA: The MIT Press. 2009.

Ruehl, C. R., P.Y. Chuang and A. Nenes, “Distinct CCN activation kinetics above the marine boundary layer along the California coast,” Geophys. Res. Lett., 36, L15814, doi:10.1029/2009GL038839. PDF

Small, J.D., P. Y. Chuang, G. Feingold, and H. Jiang, “Can aerosol decrease cloud lifetime?” Geophys. Res. Lett., 36, L16806, doi:10.1029/2009GL038888. PDF

Manuscripts In Press/Submitted

Ruehl, C.R., P.Y. Chuang and A. Nenes, “Aerosol hygroscopicity at high (99 to 100%) relative humidities,” Atmos. Chem. Phys., submitted July 2009. Available from ACPD website.

Johnson, M., N. Meskhidze, F. Solmon, D. Fairlie, S. Gassó, D. Gaiero, P.Y. Chuang, “Modeling Dust and Soluble Iron Deposition to the Southern Ocean: Application of GEOS-Chem,” J. Geophys. Res., submitted Sept 2009.

Field Projects

MAST: Monterey Area Ship Tracks Experiment, Monterey, California, USA, June 1994.

ACE-2: Second Aerosol Characterization Experiment, Tenerife, Spain, June-July 1997.

TACO-Mexico City: Good science, good food, good tequila - just ask Hannigan! Mexico City, Mexico, Sept and Nov 2000.

ACE-Asia: Aerosol Characterization Experiment Asia, Kosan, Cheju-do, Korea, March-May 2001.

ADAM: Asian Dust Above Monterey, Monterey, CA, April 2003.

RICO: Rain in Cumulus over the Ocean, Antigua and Barbuda, Dec 2004-Jan 2005.

MASE: Marine Stratus Experiment, Monterey, CA, July 2005.

GoMACCS/TexAQS 2006: Gulf of Mexico Atmospheric Composition and Climate Study / Texas Air Quality Study 2006, Houston, TX, Aug-Sept 2006.

CLASIC: Cloud and Land Surface Interaction Campaign, Ponca City, OK, June 2007.

MASE-2: Marine Stratus Experiment 2, Monterey, CA, July 2007.

POST: Physics of Stratocumulus Top, Monterey, CA, July-Aug 2008.

VOCALS: VAMOS Ocean Cloud Atmosphere Land Study, Arica or Iquique, Chile, Oct 2008.

Teaching

EART 6: Concepts in Environmentalism

EART 80C: Introduction to Weather and Climate

EART 121: The Atmosphere

EART 254: The Climate System (w/ Christina Ravelo)

EART 290: Planetary Atmospheres (fall 2006, with help from Kevin Zahnle and Gary Glatzmaier)

EART 265: Order of Magnitude Estimation (w/ Francis Nimmo)

OCE 290E: Tropical Climate: Past, Present and Future (spring 2008, w/ Christina Ravelo and Andy Moore)

Group Members Past and Present

See our group’s Facebook page for photos!

Dione Rossiter – current Ph.D. student. Stratocumulus cloud microphysics and dynamics.

John Noble – current Ph.D. student. Cloud modelling (at least for the moment).

Mikael Witte – current Ph.D. student. Research topic TBD.

Jerome Carman – undergraduate researcher. Entrainment in stratocumulus tops.

Chris Ruehl – Former Ph.D. student. Cloud condensation nuclei/aerosol chemistry and physics. Now a post-doctoral fellow at UC Davis with Mike Kleeman and others.

Jennifer Small – Former Ph.D. student. Cumulus cloud microphysics and dynamics. Now a post-doctoral fellow at NASA JPL with Jonathan Jiang and Dong Wu.

Fabien Solmon - former postdoc (Jan - Dec 2006); now at Laboratoire d'Aérologie, Toulouse, France. Aerosol iron cycling.

Last Updated: Sept 25, 2009