Patrick Y. Chuang

 

 

Associate Professor

Earth and Planetary Sciences

UC Santa Cruz

1156 High Street

Santa Cruz, CA 95064

 

 

 

Office:          A254 Earth and Marine Sciences Building

Phone:         831.459.1501

Fax:              831.459.3074

Email:          pchuang /at/ es.ucsc.edu

 

Directions and maps to UCSC campus.

My EPS department website.

 

 

Current Class

 

Fall 2008: EART 6 – website coming soon!

 

 

Research Interests

 

** Learn more about current projects **

 

Aerosol/cloud/climate interactions

Cloud physics and chemistry

Aerosol science

Aerosol and cloud instrumentation

 

 

Education

 

B.S., Chemical Engineering, University of Alberta

M.S., Environmental Engineering Science, California Institute of Technology

Ph.D., Environmental Engineering Science, California Institute of Technology

Ph.D. Advisors: John Seinfeld and Rick Flagan

 

 

Professional

 

1992: Undergraduate Researcher

International Association for the Exchange of Students for Technical Experience (IAESTE)

Department of Inorganic and Analytical Chemistry

Technical University of Budapest, Budapest, Hungary

 

1992 - 1999: Graduate Research Assistant

Environmental Engineering Science

California Institute of Technology

Pasadena, California, USA

 

1999 - 2001: Postdoctoral Fellow

Advanced Study Program and Division of Mesoscale and Microscale Meteorology

National Center for Atmospheric Research

Boulder, Colorado, USA

 

7/01 – 6/08: Assistant Professor

Department of Earth and Planetary Sciences

University of California Santa Cruz

Santa Cruz, California, USA

 

7/08 – present: Associate Professor

Department of Earth and Planetary Sciences

University of California Santa Cruz

Santa Cruz, California, USA

 

 

Publications

 

Chuang, P. Y., R. J. Charlson, and John Seinfeld. Kinetic limitations on droplet formation in clouds. Nature, 390, 594-596, 1997. PDF

 

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.

 

 

Manuscripts In Press/Submitted

 

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., in press. PDF

 

Small, J.D. and P.Y. Chuang, “New observations of precipitation initiation in warm cumulus clouds,” J. Atmos. Sci., in press.  PDF

 

Mahowald, N., et al. (19 co-authors), “Atmospheric Iron deposition: Global distribution, variability and human perturbations,” submitted to Ann. Rev. Marine Sci., March 2008.  Submitted manuscript available from Natalie’s homepage.

 

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., submitted May 2008. 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. 2008.

 

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. 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)

 

 

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.

 

 

Group Members Past and Present

 

See our group’s Facebook page for photos! 

 

Jennifer Small - current Ph.D. student. Cumulus cloud microphysics and dynamics.

 

Chris Ruehl - current Ph.D. student. Cloud condensation nuclei/aerosol chemistry and physics.

 

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

 

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

 

 

 

Last Updated:  August 4, 2008