Link to USGS home page

Brad Aagaard: Research

Animations from Earthquake Simulations


Publications

Journal Papers

Aagaard, B.T., G. Anderson, and K. Hudnut. Dynamic Rupture Modeling of the Transition from Thrust to Strike-Slip Motion in the 2002 Denali Fault, Alaska, Earthquake. 12 pages, submitted to Bulletin of the Seismological Society of America for Denali Fault earthquake special issue. (color pdf, 431KB)

Aagaard, B.T. and T.H. Heaton. Near-Source Ground Motions From Simulations of Sustained Intersonic and Supersonic Fault Ruptures. 15 pages, submitted to Bulletin of the Seismological Society of America. (color pdf, 1.13MB; b/w pdf, 973KB)

Aagaard, B.T., J.F. Hall, and T.H. Heaton. Effects of Fault Dip and Slip Rake Angles on Near-Source Ground Motions: Why Rupture Directivity Was Minimal in the 1999 Chi-Chi, Taiwan, Earthquake. Bulletin of the Seismological Society of America, in press. (color pdf, 252KB; b/w pdf, 251KB)

Anderson, G., B.T. Aagaard, and K. Hudnut (2003, December 12). Fault Interactions and Large Complex Earthquakes in the Los Angeles Area. Science 302(5652), 1946-1949. (online version at www.sciencemag.org)

Aagaard, B.T., T.H. Heaton, and J.F. Hall. (2001, December) Dynamic earthquake ruptures in the presence of lithostatic normal stresses: Implications for friction models and heat production. Bulletin of the Seismological Society of America 91(6), 1765-1796. (gzipped postscript, 456KB, 1.78MB uncompressed; pdf, 557KB)

Aagaard, B.T., J.F. Hall, and T.H. Heaton (2001, May). Characterization of near-source ground motion with earthquake simulations. Earthquake Spectra 17(2), 177-207. (gzipped postscript, 600KB, 2.42MB uncompressed; pdf, 854KB)

PhD Thesis

Aagaard, B.T. (1999, October 13). Finite-element simulations of earthquakes, Technical Report 99-03, California Institute of Technology, Earthquake Engineering Research Laboratory, Pasadena, California. (gzipped postscript, 2.6MB, 65.4MB uncompressed; pdf, 2.7MB; html)

Technical Reports

Aagaard, B.T., J.F. Hall, and T.H. Heaton (2001). Effect of fault dip and slip rake on near-source ground motions: Why Chi-Chi was a relatively mild M 7.6 earthquake, University of California, Berkeley, Pacific Earthquake Engineering Research Center, Berkeley, California. (gzipped postscript, 1.5MB, 9.5MB uncompressed; pdf, 6.4MB)

Conference Papers

Aagaard, B.T., J.F. Hall, and T.H. Heaton (2000, May). Simulation of near-source ground motion with dynamic failure. In Proceedings of the ASCE Structures Congress, Philadelphia, Pennsylvania. (gzipped postscript, 317k uncompressed) (pdf) (html)

Aagaard, B.T., J.F. Hall, and T.H. Heaton (2000, January). Sensitivity study of near-source group motion. In Proceedings of the Twelfth World Conference on Earthquake Engineering, Auckland, New Zealand. (gzipped postscript, 712k uncompressed) (pdf) (html)

Hall, John F. and Brad T. Aagaard (1998, June). Fundamentals of the near-source problem. In Proceedings of the Fifth Caltrans Seismic Research Workshop, Sacramento, California. California Department of Transportation. (gzipped postscript, 2050k uncompressed; pdf; html)

Recent Posters

Aagaard, B.T. and T.H. Heaton (2003, September). How do near-source ground motions change when ruptures go super-shear? 2003 Southern California Earthquake Center Annual Meeting. Oxnard, California. (pdf; html)

Anderson, G., B.T. Aagaard, and K. Hudnut (2003, September). Could a Complex Earthquake like the 2002 Denali Fault Event hit the Los Angeles area? 2003 Southern California Earthquake Center Annual Meeting. Oxnard, California. (html)

Aagaard, B.T. and T.H. Heaton (2002, December). Gravitationally Induced Shear Stresses in the Los Angeles Region. 2002 American Geophysical Union Fall Meeting. San Francisco, California. (pdf; html)

Aagaard, B.T., J.F. Hall, and T.H. Heaton (2002, February). Effect of Fault Dip and Slip Rake Angles on Near-Source Ground Motions: Why Chi-Chi Was a Relatively Mild M 7.6 Earthquake. 2002 Earthquake Engineering Research Institute Annual Meeting. Long Beach, California. (pdf; html)


Old Projects


Other groups working in this area


Back to my home page


U.S. Geological Survey, Pasadena, CA
baagaard @ usgs.gov
Last modified: Mon Feb 2 10:39:54 PST 2004