Flavoured axion-like particles

Flavoured axion-like particles

Flavoured axion-like particles Pseudo Nambu-Goldstone bosons (also known as axion-like particles) with flavour-violating couplings to the Standard Model (SM) fermions are a generic consequence of spontaneously-broken global U(1) symmetries, if the SM fermions carry...
The first image of a black hole

The first image of a black hole

The first image of a black hole I will briefly discuss how the first image of a black hole was obtained by the EHT collaboration. In particular, I will describe the theoretical aspects that have allowed us to model the dynamics of the plasma accreting onto the black...