Prof. RALPH J. ARCHULETA

Education:

  • 1969, B.S. magna cum laude in Physics, University of Wyoming
  • 1971, M.S. in Physics, University of California, San Diego
  • 1976, Ph.D. in Earth Sciences, Institute of Geophysics and Planetary Physics, Scripps Institution of Oceanography, University of California, San Diego

Academic Appointments:

  • 1976-1977, Postdoctoral Researcher, IGPP, UC San Diego.
  • 1977-1978, National Research Council Postdoctoral Research, USGS, Menlo Park, CA.
  • 1978-1984, Geophysicist, U.S. Geological Survey, Menlo Park, CA.
  • 1984-1990, Associate Professor, University of California, Santa Barbara.
  • 1990-, Professor, University of California, Santa Barbara.
  • 1991-1997, Associate Director, Institute for Crustal Studies, University of California, Santa Barbara.
  • 1997-2000, Acting Director, Institute for Crustal Studies, University of California, Santa Barbara Professional Activities: Deputy Director, Southern California Earthquake Center.
  • 2003-2007 President, Seismological Society of America.
  • 1997, 1998 Vice-President Seismological Society of America.
  • 1993, 1994 Board of Directors for Seismological Society of America.
  • 1991-1993, 1994-1996 National Research Council Committee on Seismology.
  • 1997-2000 Member of the International Working Group on Effects of Surface Geology (International Association of Seismology and Physics of the Earth's Interior).
  • 1996-present Director, University of California, Santa Barbara, to the NSF Southern California Earthquake Center.

Selected Publications:

  • O'Connell, D. H. R., S. Ma and R. J. Archuleta, (2007). Influence of dip and velocity heterogeneity on reverse- and normal-faulting rupture dynamics and near-fault ground motions, Bull. Seismol. Soc. Am., 97, 1970-1989, doi:1785/0120070042.
  • Ma, S., R. J. Archuleta, M. T. Page (2007). Effects of large-scale surface topography on ground motions: An example of the San Gabriel Mountains, Los Angeles, California, Bull. Seism. Soc. Am., 97, 2066-2079, doi:1785/0120070040.
  • Liu, P., S. Custodio, and R. J. Archuleta, (2006). Inversion of near-source data including site effects for the 2004 Mw6.0 Parkfield, California, earthquake, Bull. Seism. Soc. Am., 96, S143-S158, doi:10.1785/20050826.
  • Lavallée, D., P. Liu, and R. J. Archuleta, (2006). Stochastic model of heterogeneity in earthquake slip spatial distributions, Geophys. J. Int., 165, 622-640.
  • Liu, P., R. J. Archuleta and S. H. Hartzell (2006), Prediction of broadband ground motion time histories: Hybrid low/high-frequency method with correlated random source parameters, Bull. Seism. Soc. Am. 96, 2118-2130, doi:10.1785/0120060036.
  • Tsuda, K., R. J. Archuleta and K. Koketsu (2006). Quantifying spatial distribution of site response by use of the Yokohama high-density strong motion network, Bull. Seismol. Soc. Am. 96, 926-942, doi: 10.1785/0120040212.
  • Archuleta, R. J., J. Steidl, M. Squibb (2006). The Cosmos Virtual Data Center: A web portal for strong motion data dissemination, Seismol. Res. Lett., 77, 651-658.