MSc and PhD by the Science Faculty of the University of Lisbon.
Averaged cosmologies; Modified theories of gravity; Dark energy models; Brane Cosmology; Exact Solutions to the Einstein Field Equations; Lorentzian Wormholes and the Causal Structure of Spacetime; Energy Conditions and Closed Timelike Curves; Black Holes and Cosmology; Analogue models; Quantum Inequalities and Quantum Field Theory.