electron antineutrino
E860351
The electron antineutrino is the antimatter counterpart of the electron neutrino, a nearly massless, electrically neutral lepton that interacts only via the weak nuclear force and gravity.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| Antineutrino | 1 |
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
antineutrino
ⓘ
lepton ⓘ |
| canOscillateInto |
muon antineutrino
ⓘ
tau antineutrino ⓘ |
| doesNotInteractVia |
electromagnetic interaction
ⓘ
strong interaction ⓘ |
| hasBaryonNumber | 0 ⓘ |
| hasColorCharge | none ⓘ |
| hasCPTPartner | electron neutrino ⓘ |
| hasElectricCharge | 0 ⓘ |
| hasGeneration | first generation ⓘ |
| hasInteractionCrossSection | extremely small ⓘ |
| hasLeptonFamilyNumber | electron lepton number -1 ⓘ |
| hasLeptonNumber | -1 ⓘ |
| hasRestMass | nonzero but very small ⓘ |
| hasRestMassUpperBound | less than a few eV/c² (from experiments) ⓘ |
| hasSpin | 1/2 ⓘ |
| hasSymbol | ν̄ₑ ⓘ |
| interactsVia |
gravity
ⓘ
weak interaction ⓘ |
| isAntiparticleOf | electron neutrino NERFINISHED ⓘ |
| isChirality | right-handed (for Standard Model antineutrinos) ⓘ |
| isDescribedBy | Standard Model of particle physics NERFINISHED ⓘ |
| isDetectedBy |
inverse beta decay
ⓘ
liquid scintillator detectors ⓘ water Cherenkov detectors ⓘ |
| isEmittedIn |
beta minus decay of many radioactive nuclei
ⓘ
beta minus decay of neutron ⓘ |
| isFlavorEigenstateOf | neutrino ⓘ |
| isNearlyMassless | true ⓘ |
| isNeutral | true ⓘ |
| isPartOf | lepton sector ⓘ |
| isProducedIn |
core-collapse supernovae
ⓘ
cosmic ray interactions ⓘ nuclear beta decay chains ⓘ nuclear fission ⓘ nuclear reactors ⓘ other stars ⓘ the Sun NERFINISHED ⓘ |
| obeys | Fermi–Dirac statistics NERFINISHED ⓘ |
| participatesIn | beta minus decay ⓘ |
| passesThroughMatter | with very low probability of interaction ⓘ |
| undergoes | neutrino oscillation ⓘ |
| wasFirstDirectlyDetectedBy |
Clyde Cowan
NERFINISHED
ⓘ
Frederick Reines NERFINISHED ⓘ |
| wasFirstDirectlyDetectedIn | 1956 ⓘ |
| wasKeyTo | Reines–Cowan neutrino experiment NERFINISHED ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Antineutrino