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Neutron stars in modified teleparallel gravity

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Autor(es):
Vilhena, S. G. ; Duarte, S. B. ; Dutra, M. ; Pompeia, P. J.
Número total de Autores: 4
Tipo de documento: Artigo Científico
Fonte: Journal of Cosmology and Astroparticle Physics; v. N/A, n. 4, p. 17-pg., 2023-04-01.
Resumo

We investigate compact objects in modified teleparallel gravity with realistic equations of state. We propose a modification of Teleparallel Equivalent to General Relativity, then an appropriate tetrad is applied to the field equations. A specific set of relations showing an equivalency between our gravitational model and the New General Relativity is found. The conservation equation implies that our Tolman-Oppenheimer-Volkoff equations are presented with an effective gravitational coupling constant. Numerical analysis using realistic equations of state is made, and the behavior of mass, radius, and the relation mass-radius as functions of a free parameter of our model is also investigated. (AU)

Processo FAPESP: 17/05660-0 - Estudos teóricos da estrutura e reações de núcleos exóticos e sistemas de muitos corpos
Beneficiário:Brett Vern Carlson
Modalidade de apoio: Auxílio à Pesquisa - Temático
Processo FAPESP: 20/05238-9 - Diferentes abordagens no estudo da matéria fortemente interagente
Beneficiário:Odilon Lourenço da Silva Filho
Modalidade de apoio: Auxílio à Pesquisa - Regular