RESEARCH INTEREST Geophysical instrumentation (Seismometry, seismic networks, geophysical ocean bottom observatories). Three-dimensional Structure of the Earth, Inversion of seismic data. Seismic Tomography of velocity and anisotropy. Mantle and core dynamics (convection and mineralogy). Volcanic Seismology. Hotspots: origin at depth and plume-mantle interaction. Environmental Seismic Sources.