A gravitational image of the 2011 Tohoku earthquake long-term mass transport

Isabelle Panet, IGN Institut National de l'Information Géographique et Forestière, LAREG, Univ Paris Diderot, Paris Cedex 13, France, Sylvain Bonvalot, IRD/GET, Toulouse, France, Clement Narteau, IPGP, Paris, France, Dominique Remy, IRD GET, Toulouse, France and Jean-Michel Lemoine, CNES, Toulouse, France