Fig. 3From: Insights into the long-to-intermediate-term pre-shock accelerating moment release (AMR) from the March 11, 2011, off the Pacific coast of Tohoku, Japan, M 9 earthquakeEqual-area projection of the cumulative moment tensors before the March 11, 2011, M 9 mainshock, for the 5 areas shown in Fig. 1. (a) Since 1976/01/01; (b) Since 1990/01/01; (c) Focal mechanism of the March 11, 2011, M 9 mainshock (from GCMT).Back to article page