3 papers
gr-qc2021
Pushing the limits of time beyond the Big Bang singularity: Scenarios for the branch cut universe
C. A. Z. Vasconcellos, P. O. Hess, D. Hadjimichef +3
In this contribution we identify two scenarios for the evolutionary branch cut universe. In the first scenario, the universe evolves continuously from the negative complex cosmolog…
gr-qc2021
Pushing the limits of time beyond the Big Bang singularity: The branch cut universe
C. A. Z. Vasconcellos, P. O. Hess, D. Hadjimichef +3
In this article we follow a previously developed theoretical approach, based in the tools of the singular semi-Riemannian geometry, to push the limits of time beyond the primordial…
nucl-th2018
A comparative study of Compact Objects using 3 models: Walecka Model, PAL Model, and M.I.T. Bag Model
Fabio Kopp, Alex Quadros, Guilherme Volkmer +4
Compact objects are the name used to classify the following objects: white dwarf, neutron star and black holes. In addition to them, some authors have suggested that in the core of…