Mar 10 – 14, 2025
Centro Cultural da UFRGS
America/Sao_Paulo timezone

Investigating the Top Quark Production by Black Hole Evaporation in $pp$ collisions at the LHC and FCC

Mar 11, 2025, 5:44 PM
2m
Centro Cultural da UFRGS

Centro Cultural da UFRGS

Rua Eng. Luiz Englert, 333 - Porto Alegre-RS

Speaker

Mrs Brenda R. A. Miranda (Institute of Physics and Mathematics, Federal University of Pelotas (UFPel))

Description

The Standard Model describes the electromagnetic, strong, and weak interactions, but the treatment of gravitational interactions at the quantum level remains an open question. Such an aspect has motivated the proposition of various models for physics beyond the Standard Model, based on the existence of extra spatial dimensions. In these models, the production of black holes in hadronic colliders becomes possible. In this contribution we assume the model proposed by Arkani-Hamed, Dimopoulos, and Dvali (ADD model), which introduces the concept of large compactified extra dimensions, and investigate the formation and subsequent evaporation of black holes in proton-proton collisions at the Large Hadron Collider (LHC) and the Future Circular Collider (FCC). Our analysis will focus on the production of a top quark pair. In particular, we estimate the production of top quarks from black hole evaporation using the Monte Carlo generator BLACKMAX and compare the associated predictions with those obtained with the PYTHIA generator for the top quark production via strong interaction. Results are presented for the rapidity and transverse momentum differential distributions considering the LHC and FCC energies assuming distinct values for the number of extra dimensions and for the mass of the black hole.

Author

Mrs Brenda R. A. Miranda (Institute of Physics and Mathematics, Federal University of Pelotas (UFPel))

Co-authors

Dr Daniel E. Martins Neto (The Henryk Niewodniczanski Institute of Nuclear Physics (IFJ)) Prof. Victor P. Gonçalves (Institute of Physics and Mathematics, Federal University of Pelotas (UFPel))

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