2 papers
gr-qc2025
Addressing the gravitational collapse of a massless scalar field with Physics-Informed Neural Networks
Antonio Ferrer-Sánchez, Nino Villanueva-Espinosa, Carlos Hernani Morales +4
The gravitational collapse of a massless scalar field remains a demanding benchmark for numerical methods in numerical relativity, as it exhibits critical behavior at the boundary…
hep-th2025
Dynamics of gauged Q-balls in three spatial dimensions
Michael P. Kinach, Matthew W. Choptuik
We investigate the dynamics of gauged Q-balls using fully three-dimensional numerical simulations. We consider two different scenarios: first, the classical stability of gau…