Author: sylvia
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GR-Athena++: General-relativistic magnetohydrodynamics simulations of neutron star spacetimes
We present the extension of GR-Athena++ to general-relativistic magnetohydrodynamics (GRMHD) for applications to neutron star spacetimes. The new solver couples the constrained transport implementation of Athena++ to the Z4c formulation […]
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Impact of moment-based, energy integrated neutrino transport on microphysics and ejecta in binary neutron star mergers
We present an extensive study of the effects of neutrino transport in 3-dimensional general relativistic radiation hydrodynamics (GRHD) simulations of binary neutron star (BNS) mergers using our moment-based, energy-integrated neutrino […]
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νDoBe — A Python tool for neutrinoless double beta decay
We present $\nu$DoBe, a Python tool for the computation of neutrinoless double beta decay ($0\nu\beta\beta$) rates in terms of lepton-number-violating operators in the Standard Model Effective Field Theory (SMEFT). The […]
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Probing Lepton Number Violation: A Comprehensive Survey of Dimension-7 SMEFT
Observation of lepton number violation would represent a groundbreaking discovery with profound consequences for fundamental physics and as such, it has motivated an extensive experimental program searching for neutrinoless double […]
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Neutrinoless Double Beta Decay without Vacuum Majorana Neutrino Mass
We present a proof-of-concept extension to the Standard Model that can generate a non-vanishing neutrinoless double beta decay ($0\nu\beta\beta$) signal without the existence of Majorana neutrinos or lepton number violation […]