TY - JOUR AU - Peláez Sagredo, José Ramón PY - 2016 DO - 10.1016/j.physrep.2016.09.001 SN - 0370-1573 UR - https://hdl.handle.net/20.500.14352/17629 T2 - Physics reports-review section of Physics letters AB - TThe existence and properties of the sigma meson have been controversial for almost six decades, despite playing a central role in the spontaneous chiral symmetry of QCD or in the nucleonnucleon attraction. This controversy has also been fed by the... LA - eng M2 - 1 PB - Elsevier Science Bv KW - Chiral perturbation-Theory KW - Pi-Pi-scattering KW - Phase-Shift analysis KW - Light scalar mesons KW - Large-N-C KW - Coupled-Channel analysis KW - Bethe-Salpeter approach KW - Partial-wavea amplitudes KW - Phi-radiative decays KW - Total cross-sections TI - From controversy to precision on the sigma meson: A review on the status of the non-ordinary f(0)(500) resonance TY - journal article VL - 658 ER -