2 papers
hep-ph2020
Assessment of systematic theory uncertainties in IAM unitarization
Juan Escudero-Pedrosa, Felipe J. Llanes-Estrada, José Antonio Oller +1
Effective Field Theories (EFTs) for Goldstone Boson scattering at a low order allow the computation of near--threshold observables in terms of a few coefficients arranged by a coun…
hep-ph2020
Systematizing and addressing theory uncertainties of unitarization with the Inverse Amplitude Method
Alexandre Salas-Bernárdez, Felipe J. Llanes-Estrada, Juan Escudero-Pedrosa +1
Effective Field Theories (EFTs) constructed as derivative expansions in powers of momentum, in the spirit of Chiral Perturbation Theory (ChPT), are a controllable approximation to…