Innovative technique for separating proton core, proton beam, and alpha particles in solar wind 3D velocity distribution functions - De,Marco R; Bruno,R; Jagarlamudi,VK; D'Amicis,R; Marcucci,MF; Fortunato,V; Perrone,D; Telloni,D; Owen,CJ; Louarn,P; Fedorov,A; Livi,S; et al. (ASTRONOMY & ASTROPHYSICS, 2023)