Z
E24274
Z is the neutral elementary particle known as the Z boson, a carrier of the weak nuclear force in the Standard Model of particle physics.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| Z boson | 0 |
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
elementary particle
ⓘ
gauge boson ⓘ neutral weak boson ⓘ vector boson ⓘ |
| belongsToInteraction | electroweak interaction ⓘ |
| canDecayTo |
lepton–antilepton pairs
ⓘ
neutrino–antineutrino pairs ⓘ quark–antiquark pairs ⓘ |
| carrierOf | weak nuclear force ⓘ |
| couplesTo |
charged leptons
ⓘ
left-handed fermions ⓘ neutrinos ⓘ quarks ⓘ right-handed fermions ⓘ |
| decaysVia | weak interaction ⓘ |
| discoveredAt | CERN ⓘ |
| discoveredBy |
UA1 experiment
ⓘ
UA2 experiment ⓘ |
| discoveredUsing | Super Proton Synchrotron ⓘ |
| discoveryYear | 1983 ⓘ |
| hasBaryonNumber | 0 ⓘ |
| hasChargeConjugationParity | +1 ⓘ |
| hasColorCharge | no ⓘ |
| hasElectricCharge | 0 ⓘ |
| hasIsospin | 1 ⓘ |
| hasLeptonNumber | 0 ⓘ |
| hasLifetime | about 3×10^-25 s ⓘ |
| hasParity | -1 (vector boson) ⓘ |
| hasRestMass | about 91.1876 GeV/c^2 ⓘ |
| hasRole | mediator of neutral weak currents ⓘ |
| hasSpin | 1 ⓘ |
| hasThirdComponentOfWeakIsospin | 0 ⓘ |
| hasWidth | about 2.4952 GeV ⓘ |
| isGaugeBosonOf | SU(2)_L × U(1)_Y symmetry (after mixing) ⓘ |
| isItsOwnAntiparticle | true ⓘ |
| isMassive | true ⓘ |
| isRelatedTo |
Higgs boson
ⓘ
W boson ⓘ
surface form:
W+ boson
W boson ⓘ
surface form:
W- boson
photon ⓘ |
| mediatesInteraction | neutral current weak interaction ⓘ |
| partOf |
Standard Model
ⓘ
surface form:
Standard Model of particle physics
|
| predictedBy |
Salam–Weinberg model
ⓘ
surface form:
Glashow–Weinberg–Salam model
Salam–Weinberg model ⓘ
surface form:
electroweak theory
|
| symbol | Z ⓘ |
| wasKeyTo | precision tests of the Standard Model ⓘ |
| wasStudiedAt |
Large Electron–Positron Collider
ⓘ
Stanford Linear Collider (SLC) ⓘ
surface form:
SLAC Linear Collider
|