Improved High Resolution Models of Subduction Dynamics: Use of transversely isotropic viscosity with a free-surface

Xi Liu1, Michael Gurnis1, Georg Stadler2, Johann Rudi3, Vishagan Ratnaswamy1 and Omar Ghattas3, (1)California Institute of Technology, Pasadena, CA, United States, (2)New York University, Courant Institute of Mathematical Sciences, New York, NY, United States, (3)The University of Texas at Austin, ICES, Austin, TX, United States