pion138In particle physics, a pion ( ˈ p aɪ. ɒ n , PIE-on) or pi meson, denoted with the Greek letter pi (π), is any of three subatomic particles: π 0, π +, and π −Each pion consists of a quark and ancarii aja deh bang pion 138 situs gacorr tuh di jaminnn gua habiss wd soalnya disana