Gravitational wave physics

  • White dwarf binaries in globular clusters
  • Tidal effects in inspiralling double white dwarfs
  • Formation and evolution of compact object binaries
  • White dwarf, neutron star, and black hole binaries in the LISA band

Evolution of single and binary stars

  • Formation of white dwarfs, neutron stars, and black holes
  • Orbital dynamics due to mass transfer in eccentric binaries
  • Binary evolution due to circumbinary disks

Binary population synthesis

  • White dwarf binaries
  • Double neutron stars
  • X-ray binaries
  • Binary millisecond pulsars
  • Cataclysmic variables
  • Eclipsing binaries

Dynamic tides and stellar oscillations in close binaries

  • Excitation of oscillations by resonant tidal interactions
  • Orbital dynamics due to resonant and non-resonant tidal interactions
  • Asymptotic representation of free and forced oscillations
  • Observational identification of tidally excited oscillation modes

Mathematics

  • Asymptotic approximations of Sturm-Liouville type differential equations
  • Analytical and numerical solution of ordinary and singular differential equations
  • Multiple-scale expansion techniques
  • Singular perturbation problems