Precise dispersive determination of the f0(500) and f0(980) resonances

por Jacobo Ruiz de Elvira (Universidad Complutense de Madrid)

martes 18 dic. 2012 11:00 → 12:00 Europe/Madrid

Sala de Reuniones (Nave experimental del IFIC)

We review our recent dispersive and model independent determination of the lightest scalar isoscalar resonances, in terms of poles and residues and by means of once and twice subtracted Roy equations, using as an input constrained fits to data, including the most recent ones from Kl4 decays.