8–10 Dec 2021
Virtual Meeting, Universidade Federal da Bahia, Brazil
America/Bahia timezone

Pion observables in Minkowski space.

9 Dec 2021, 16:40
35m
Virtual Meeting, Universidade Federal da Bahia, Brazil

Virtual Meeting, Universidade Federal da Bahia, Brazil

Universidade Federal da Bahia Campus Universitário de Ondina Rua Barão de Jeremoabo , s/n Salvador, Bahia Brazil CEP: 40170-115
Palestra/Seminário

Speaker

Wayne de Paula

Description

We present a dynamical model for describing the pion structure. We based our analysis considering the pion as a bound state of a quark anti-quark pair interacting through a one-gluon exchange. Using the Nakanishi integral representation, we solve the Bethe-Salpeter equation directly in Minkowski space. We obtain the pion weak decay constant, the LF-momentum distributions, the valence probability, the distribution amplitudes, the probability densities and the electromagnetic form factor, with a good agreement with available experimental data.

Authors

Wayne de Paula Emanuel Ydrefors (Instituto Tecnologico de Aeronautica) Tobias Frederico (Instituto Tecnologico de Aeronautica) Giovanni Salme'

Presentation materials