astrophysics atomic bigbang bigbangtheory champs cosmologie cosmology deepinelasticcollisions elementairedeeltjes elementarteilchenphysik elementaryparticles fieldtheory(physics) fisicanuclear grouptheory hadrons inelastischeverstrooiing kosmologie kwantumchromodynamica molecular nuclear nuclearphysics particlephysics particles(nuclearphysics) physics physiquenucléaire proton protonen protons quantumtheory science spacescience struktur théoriedes(physique) théoriedesgroupes