neutron
E460130
A neutron is a neutral subatomic particle found in atomic nuclei, playing a key role in nuclear stability and reactions.
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
baryon
ⓘ
fermion ⓘ hadron ⓘ subatomic particle ⓘ |
| baryonNumber | 1 ⓘ |
| betaDecayProducts |
electron
ⓘ
electron antineutrino ⓘ proton ⓘ |
| chargeRadius | approximately −0.1161 fm² (mean square charge radius) ⓘ |
| classification | neutral nucleon ⓘ |
| componentOf | neutron star matter ⓘ |
| constituentQuarks |
one up quark
ⓘ
two down quarks ⓘ |
| decaysVia | beta decay ⓘ |
| discoveredBy | James Chadwick NERFINISHED ⓘ |
| discoveryYear | 1932 ⓘ |
| electricCharge |
0 e
ⓘ
neutral ⓘ |
| family | third lightest baryon after proton and lambda ⓘ |
| foundIn | atomic nucleus ⓘ |
| hasAntiparticle | antineutron ⓘ |
| interactionType |
gravitational interaction
ⓘ
strong interaction ⓘ weak interaction ⓘ |
| isNucleon | true ⓘ |
| isStableIn | atomic nuclei ⓘ |
| isUnstableWhen | free ⓘ |
| lifetimeFree | about 880 seconds ⓘ |
| magneticMoment | negative magnetic moment ⓘ |
| magneticMomentValue | approximately −1.913 nuclear magnetons ⓘ |
| massComparedToProton | slightly heavier than proton ⓘ |
| penetrationProperty | highly penetrating in matter ⓘ |
| quarkModel | three-quark state ⓘ |
| restMass | approximately 1.67493e-27 kg ⓘ |
| restMassEnergy | approximately 939.565 MeV ⓘ |
| roleIn |
nuclear fission
ⓘ
nuclear fusion ⓘ nuclear reactions ⓘ nuclear stability ⓘ nucleosynthesis ⓘ |
| spin | 1/2 ⓘ |
| statistics | Fermi–Dirac statistics NERFINISHED ⓘ |
| symbol | n ⓘ |
| usedIn |
neutron activation analysis
ⓘ
neutron radiography ⓘ neutron scattering experiments ⓘ nuclear reactors ⓘ |
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.