Blog

Volcano seismology and geodesy

Fundamental Equations and their solutions. Body and surface waves properties. Seismic signals and their classification. Sources and waves propagation features. Focal mechanisms and Moment Tensor. Seismic Energy: definition and measurements. Earthquakes Statistics. Seismometry. Seismic networks - Positioning, Earth rotation and orientation, Gravity Field, IGS GPS/GNSS Network, Measurements Systems: GPS, InSar ambiguity and resolution, Strain Tensor, Source models

Physical modeling of volcanic processes and dynamics

Elements of transport theory (mass, momentum and energy balance). Gas solubility in volcanic melts, exsolution, crystallization. Rheological models (density, viscosity, Newtonian and non-Newtonian rheology, the effect of bubbles and crystals, Bingham fluids). Heat transfer (conduction, convection, radiation). Magma chamber and magma flow in conduits. Sill and dikes. Explosive and effusive eruptions. Convective and collapsing volcanic columns. Modeling lava flows, lahars, convective and collapsing volcanic columns, ash dispersal and pyroclastic flows. Use of deterministic and probabilistic models for estimating the impact of volcanic eruptions and their hazard.