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26–28 Jul 2023
Department of Physics (University of Coimbra)
Europe/Lisbon timezone

Helicity conservation in relativistic perfect fluids

27 Jul 2023, 11:45
25m
Auditorium C.1 (Department of Physics (University of Coimbra))

Auditorium C.1

Department of Physics (University of Coimbra)

Speaker

Cristina Manuel (Instituto de Ciencias del Espacio (CSIC-IEEC))

Description

We show that in isentropic relativistic fluids the total helicity of a perfect electromagnetic fluid is conserved. The helicity conservation law can be reshaped in the form of a chiral anomaly equation.
For systems made up by massless fermions, we study how the helicity conservation law is modified in the presence of a chiral misbalance, when one has also to consider the effects of the chiral anomaly equation. We discuss on possible consequences of our findings in several systems.

Primary authors

Dr Juan Torres-Rincon (University of Barcelona) Cristina Manuel (Instituto de Ciencias del Espacio (CSIC-IEEC))

Presentation materials