1 code implementation • 10 Dec 2020 • Benjamin V. Lehmann, Olivia Ross, Ava Webber, Stefano Profumo
We study the capture of light objects of arbitrary velocity by binary systems.
Solar and Stellar Astrophysics Earth and Planetary Astrophysics High Energy Physics - Phenomenology
no code implementations • 9 Jun 2020 • Wolfgang Altmannshofer, Benjamin V. Lehmann, Stefano Profumo
We introduce a class of models to study this scenario with two light scalars playing the role of $X$, and we examine the possibility that the lighter of the two new states may also account for cosmological dark matter.
High Energy Physics - Phenomenology
1 code implementation • 18 Oct 2019 • Pedro M. Ferreira, Logan A. Morrison, Stefano Profumo
We analyze the vacuum structure of the one-loop effective potential in the two Higgs doublet model.
High Energy Physics - Phenomenology
1 code implementation • 27 Jul 2019 • Adam Coogan, Logan Morrison, Stefano Profumo
With several proposed MeV gamma-ray telescopes on the horizon, it is of paramount importance to perform accurate calculations of gamma-ray spectra expected from sub-GeV dark matter annihilation and decay.
High Energy Physics - Phenomenology High Energy Astrophysical Phenomena Computational Physics
1 code implementation • 17 Mar 2019 • Adam Coogan, Benjamin V. Lehmann, Stefano Profumo
Multiple space-borne cosmic ray detectors have detected line-like features in the electron and positron spectra.
High Energy Astrophysical Phenomena Astrophysics of Galaxies High Energy Physics - Phenomenology
1 code implementation • 2 Jan 2018 • Benjamin V. Lehmann, Stefano Profumo, Jackson Yant
Our framework elucidates the dependence of the maximum PBH density on the form of observational constraints, and we discuss the implications of current and future constraints for the viability of the PBH dark matter paradigm.
Cosmology and Nongalactic Astrophysics High Energy Physics - Phenomenology
