Mapping the upper mantle beneath North American continent with joint inversion of surface-wave phase and amplitude

Kazunori Yoshizawa, Hokkaido University, Department of Earth & Planetary Sciences, Faculty of Science, Sapporo, Japan and Kouta Hamada, Hokkaido University, Department of Natural History Sciences, Graduate School of Science, Sapporo, Japan; Japan Meteorological Agency, Yokohama Local Meteorological Office, Yokohama, Japan