3 papers
astro-ph.EP2023
Two sub-Neptunes around the M dwarf TOI-1470
E. González-Álvarez, M. R. Zapatero Osorio, J. A. Caballero +50
Aims. A transiting planet candidate with a sub-Neptune radius orbiting the nearby ( = 51.90.07 pc) M1.5 V star TOI-1470 with a period of 2.5 d was announced by the NA…
hep-th2023
Three-dimensional Hypergravity Theories and Semigroup Expansion Method
Ricardo Caroca, Patrick Concha, Javier Matulich +2
In this work we present novel and known three-dimensional hypergravity theories which are obtained by applying the powerful semigroup expansion method. We show that the expansion p…
hep-th2023
Exact flavored black -branes and self-gravitating instantons from toroidal black holes with Skyrme hair
Patrick Concha, Carla Henríquez-Baez, Evelyn Rodríguez +1
In this paper, using the maximal embedding of into in the Euler angles parameterization, we construct a novel family of exact solutions of the Einstein -Skyr…