Cosmological particle production in a quantum field simulator as a quantum mechanical scattering problem
Sign Up to like & getrecommendations! Published in 2024 at "Physical Review D"
DOI: 10.1103/physrevd.110.123523
Abstract: The production of quantum field excitations or particles in cosmological spacetimes is a hallmark prediction of curved quantum field theory. The generation of cosmological perturbations from quantum fluctuations in the early universe constitutes an important… read more here.
Keywords: quantum field; quantum; production quantum; cosmological particle ... See more keywords
Improved bound on entropy production in a quantum annealer.
Sign Up to like & getrecommendations! Published in 2021 at "Physical review. E"
DOI: 10.1103/physreve.104.l022102
Abstract: For a system described by a multivariate probability density function obeying the fluctuation theorem, the average dissipation is lower bounded by the degree of asymmetry of the marginal distributions (namely the relative entropy between the… read more here.
Keywords: bound entropy; entropy production; quantum annealer; production quantum ... See more keywords