high-energy proton-proton scattering

high-energy proton-proton scattering

[¦hī ¦en·ər·jē ¦prō‚tän ′prō‚tän ‚skad·ər·iŋ] (nuclear physics) A collision of a proton having an energy greater than 440 megaelectronvolts with another proton; the collision is inelastic because of pion production.