Pantheon SEMPARIS Le serveur des séminaires parisiens Paris

Status Confirmed
Seminar Series LPENS-ACE
Subjects astro-ph
Date Wednesday 29 January 2020
Time 16:00
Institute LPENS
Seminar Room Conf IV
Speaker's Last Name Rodrigues
Speaker's First Name Luiz
Speaker's Email Address
Speaker's Institution Radboud University, Nijmegen
Title Modelling the cosmic history of galactic magnetic fields
Abstract Do all spiral galaxies exhibit coherent magnetic fields? How are galactic magnetic fields amplified and maintained? What is the distribution of field strengths? How did this change with time? In this talk, I address these questions using a model which computes the magnetic properties of a statistical sample of evolving galaxies. It employs a semi-analytic model of galaxy formation to produce realistic time-varying galactic properties and numerically solves the dynamo equations from the early universe until the present. I will also discuss what are the prospects for observationally constraining this and similar models using a range of tracers.
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