Elementary particles | |||||||||||||||||||||||||||||
Elementary fermionsHalf-integer spinObey the Fermi–Dirac statistics | Elementary bosonsInteger spinObey the Bose–Einstein statistics | ||||||||||||||||||||||||||||
Quarks and antiquarksSpin = 1/2Have color chargeParticipate in strong interactions and electroweak interactions | Leptons and antileptonsSpin = 1/2No color chargeElectroweak interactions | Gauge bosonsSpin = 1, 2 [‡] Force carriers | Scalar bosonsSpin = 0 | ||||||||||||||||||||||||||
Three generations
| Four kinds
| One kind Higgs boson ( H0 ) | |||||||||||||||||||||||||||
Notes:
[†] An anti-electron (
e+
) is conventionally called a "positron".
[‡] The known force carrier bosons all have spin = 1. The hypothetical graviton has spin = 2; it is unknown whether it is a gauge boson as well.