[HTML][HTML] Three-dimensional Maxwellian Carroll gravity theory and the cosmological constant

P Concha, D Peñafiel, L Ravera, E Rodríguez - Physics Letters B, 2021 - Elsevier
In this work, we present the three-dimensional Maxwell Carroll gravity by considering the
ultra-relativistic limit of the Maxwell Chern-Simons gravity theory defined in three spacetime …

Non-relativistic gravity theory based on an enlargement of the extended Bargmann algebra

P Concha, E Rodríguez - Journal of High Energy Physics, 2019 - Springer
A bstract In this work we study a non-relativistic three dimensional Chern-Simons gravity
theory based on an enlargement of the Extended Bargmann algebra. A finite nonrelativistic …

[HTML][HTML] AdS Carroll Chern-Simons supergravity in 2+ 1 dimensions and its flat limit

L Ravera - Physics Letters B, 2019 - Elsevier
Carroll symmetries arise when the velocity of light is sent to zero (ultra-relativistic limit). In
this paper, we present the construction of the three-dimensional Chern-Simons supergravity …

Three-dimensional non-relativistic extended supergravity with cosmological constant

P Concha, L Ravera, E Rodríguez - The European Physical Journal C, 2020 - Springer
In this paper, we present two novel non-relativistic superalgebras which correspond to
supersymmetric extensions of the enlarged extended Bargmann algebra. The three …

Three-dimensional Maxwellian extended Bargmann supergravity

P Concha, L Ravera, E Rodríguez - Journal of High Energy Physics, 2020 - Springer
A bstract We present a novel three-dimensional non-relativistic Chern-Simons supergravity
theory invariant under a Maxwellian extended Bargmann superalgebra. We first study the …

Cartan geometry, supergravity, and group manifold approach

J François, L Ravera - arXiv preprint arXiv:2402.11376, 2024 - arxiv.org
We make a case for the unique relevance of Cartan geometry for gauge theories of gravity
and supergravity. We introduce our discussion by recapitulating historical threads, providing …

Semi-simple enlargement of the algebra from a Chern-Simons theory

P Concha, N Merino, E Rodríguez… - JHEP, 2019 - inspirehep.net
In this work we present a BMS-like ansatz for a Chern-Simons theory based on the semi-
simple enlargement of the Poincaré symmetry, also known as AdS-Lorentz algebra. We start …

Maxwell-modified metric affine gravity

O Cebecioğlu, S Kibaroğlu - The European Physical Journal C, 2021 - Springer
We present a gauge formulation of the special affine algebra extended to include an
antisymmetric tensorial generator belonging to the tensor representation of the special linear …

[HTML][HTML] Three-dimensional exotic Newtonian gravity with cosmological constant

P Concha, L Ravera, E Rodríguez - Physics Letters B, 2020 - Elsevier
In this work we introduce a cosmological constant in the extended Newtonian gravity theory.
To this end, we extend the exotic Newton-Hooke algebra by introducing new generators and …

[HTML][HTML] N-extended Maxwell supergravities as Chern-Simons theories in three spacetime dimensions

P Concha - Physics Letters B, 2019 - Elsevier
We present a new class of three-dimensional N-extended supergravity theories based on
the N-extended Maxwell superalgebra with central charges and so (N) internal symmetry …