1st generation

2nd generation

3rd generation

Gauge Bosons

e = 2/3

e = 2/3

e = 2/3

u―up

c―charm

t―truth

photon

m = 2.3 MeV

m = 1275 MeV

m = 173,070 MeV

m = 0

e = −1/3

e = −1/3

e = −1/3

d―down

s―strange

b―beauty

gluon

m = 4.8 MeV

m = 95 MeV

m = 4180 MeV

m = 0

e = 0

e = 0

e = 0

Z⁰

electron ν

muon ν

tau ν

m < 0.00002 eV

m < 0.19 eV

m < 18 eV

m = 91 GeV

e = −1

e = −1

e = −1

W⁺W⁻

e⁻―electron

μ⁻―muon

τ⁻―taon

m = 0.511 MeV

m = 105.7 MeV

m = 1776.8 Mev

m = 80 GeV