TY - JOUR AU - Mikhasenko, M. AU - Pilloni, A. AU - Jackura, A. AU - Albadalejo, M. AU - Fernández Ramírez, César AU - Mathieu, Vincent AU - Nys, J. AU - Rodas Bilbao, Arkaitz AU - Ketzer, B. AU - Szczepaniak, Adam P. PY - 2018 DO - 10.1103/PhysRevD.98.096021 SN - 2470-0010 UR - https://hdl.handle.net/20.500.14352/13024 T2 - Physical review D AB - We perform an analysis of the three-pion system with quantum numbers J(PC) = 1(++) thornthorn produced in the weak decay of tau leptons. The interaction is known to be dominated by the axial meson alpha(1) (1260). We build a model based on approximate... LA - eng PB - American Physical Society KW - A1 KW - Singularities KW - Scattering KW - Unitarity TI - Pole position of the a_1 (1260) from tau-decay TY - journal article VL - 98 ER -