Implications of Ultralight Dark Matter on Neutron Star Physics

Recent research explores the implications of gravitationally misaligned ultralight dark matter on neutron stars. The study, titled "Gravitationally Misaligned Ultralight Dark Matter and Implications for Neutron Stars," authored by Hooman Davoudiasl, investigates how ultralight scalar dark matter may have been misaligned due to its non-minimal coupling to gravity during the early universe.

The research suggests that for specific ranges of scalar masses, the gravitational effects within neutron stars could provide significant constraints on the parameters of this dark matter model. Notably, these constraints could be established even without direct non-gravitational interactions between dark matter and ordinary matter.

This work highlights the potential for gravitational interactions to inform our understanding of dark matter's role in astrophysical contexts, particularly in relation to neutron stars. The findings could lead to new insights into the nature of dark matter and its influence on stellar structures, which is crucial for advancing our knowledge of the universe's composition.

For further details, the paper can be accessed at arXiv:2408.12667.