$AXN axion

Latest papers

1. Realisation of de Sitter space as an excited state in string theory hep-th · 14 Oct · 1 hit

   …as transient states. In the case of $E_8\times E_8$ theory, we also investigate implications arising from axion cosmology.

2. The Atacama Cosmology Telescope: DR6 Constraints on Isotropic Time-Dependent Cosmic Birefringence from Axion-like Particles astro-ph.CO · 13 Oct · 3 hits

   Axion-like particles (ALPs) with sufficiently low masses are dark matter candidates because they could…

3. Enabling Polyspectra via Stochastic Realizations of Inverse Decay Curvature Perturbations in Axion Inflation astro-ph.CO · 13 Oct · 2 hits

   …Our method efficiently generates realizations of the inverse decay primordial curvature perturbations for axion inflation---an inflationary model in which a pseudoscalar inflaton field couples to a $U(1)$ gauge…

4. FINESSE: A Versatile Beamline for Fundamental Interactions with Neutrons at the European Spallation SourcE physics.ins-det · 12 Oct · 1 hit

   …rare-process searches, including neutron--antineutron oscillations, neutron--sterile-neutron transitions, axion-like-particle searches, neutron charge measurements, and rare neutron decays. The low-background branch…

5. MeV dark matter decay forecasts for the COSI mission astro-ph.CO · 12 Oct · 1 hit

   …in the elusive 'MeV gap' have remained conspicuously under-explored, despite well-motivated models including axion-like particles, sterile neutrinos, and hidden-sector scenarios predicting signatures in this energy…

6. Asteroseismology of Neutron Stars with Axion-Like Particle Mediated Dark Matter nucl-th · 12 Oct · 2 hits

   …matter (DM) on the observables of the neutron star (NS). The interaction of DM with nucleons intermediate by axion-like particles (ALPs), and the DM-admixed NS (DNS) is formulated in the framework of the relativistic…

7. Axionic Casimir Torque hep-ph · 12 Oct · 3 hits

   …of vacuum energy drives only a linear attractive force between the plates. However, the introduction of an axion gradient breaks this rotational symmetry. It can be demonstrated that these asymmetric zero-point…

8. Bayesian exploration of weakly interacting models of dark matter admixed neutron stars based on multi-density constraints astro-ph.HE · 11 Oct · 1 hit

   We present a unified Bayesian analysis of Higgs-portal, neutron-decay, and axion-like-particle (ALP)-mediated dark matter in neutron stars within the single-fluid approximation. Using…