Thomas Helfer

Latest

• The Gravitational Afterglow of Boson Stars
• The problem with Proca: ghost instabilities in self-interacting vector fields
• Malaise and remedy of binary boson-star initial data
• Superradiance in massive vector fields with spatially varying mass
• Lessons for adaptive mesh refinement in numerical relativity
• Dynamical friction from scalar dark matter in the relativistic regime
• Black hole formation in relativistic Oscillaton collisions
• Coherent Gravitational Waveforms and Memory from Cosmic String Loops
• Cosmic String Loop Collapse in Full General Relativity
• Gravitational Wave Emission from Collisions of Compact Scalar Solitons
• Formation of Relativistic Axion Stars
• Black hole formation from axion stars