research

cosmic structure formation

• perturbation theory
• numerical structure formation

dark energy

• influence of dark energy on structure formation
• observational probes of dark energy

gravitational lensing

• 2d and 3d weak cosmic shear
• intrinsic alignments

CMB anisotropies

• lensing of the cosmic microwave background
• integrated Sachs-Wolfe and Rees-Sciama effects
• thermal Sunyaev-Zel'dovich effect

angular momenta of galaxies

• tidal shearing
• angular momentum correlations
• interplay with weak lensing