Accelerating foreshocks of crustal earthquakes controlled by frictional heterogeneities
Yoshihiro Kaneko1, Nealey E Sims2, Stephen G Holtkamp3 and Carl Tape2, (1)GNS Science, Lower Hutt, New Zealand, (2)University of Alaska Fairbanks, Geophysical Institute, Fairbanks, AK, United States, (3)University of Alaska Fairbanks, Fairbanks, AK, United States