|
gptkbp:instanceOf
|
Subatomic particle
|
|
gptkbp:antiparticle
|
gptkb:Antineutron
|
|
gptkbp:betaDecayEquation
|
n → p + e⁻ + ν̄ₑ
|
|
gptkbp:bindingEnergy
|
Varies by nucleus
|
|
gptkbp:category
|
gptkb:Nucleon
Fermion
Baryon
|
|
gptkbp:chargeRadius
|
~−0.1161 fm
|
|
gptkbp:composition
|
gptkb:Quarks
|
|
gptkbp:contentType
|
1 up quark, 2 down quarks
|
|
gptkbp:decaysTo
|
gptkb:Electron
gptkb:Proton
neutrino
|
|
gptkbp:discoveredBy
|
gptkb:James_Chadwick
|
|
gptkbp:discoveredIn
|
1932
|
|
gptkbp:electricDipoleMoment
|
< 2.9 × 10⁻²⁶ e·cm
|
|
gptkbp:firstDetectedBy
|
gptkb:James_Chadwick
|
|
gptkbp:firstDetectedYear
|
1932
|
|
gptkbp:firstObserved
|
gptkb:Cavendish_Laboratory
|
|
gptkbp:foundIn
|
All atomic nuclei except hydrogen-1
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Neutrons
|
|
gptkbp:interactsWith
|
gptkb:Strong_nuclear_force
gptkb:Weak_nuclear_force
Gravity
No electromagnetic interaction
|
|
gptkbp:isNeutral
|
Yes
|
|
gptkbp:isotopicEffect
|
Determines isotope
|
|
gptkbp:isStableFree
|
No
|
|
gptkbp:isStableInNucleus
|
Yes
|
|
gptkbp:lifespan
|
~880 seconds (free neutron)
879.4 ± 0.6 s
|
|
gptkbp:location
|
gptkb:Atomic_nucleus
|
|
gptkbp:magneticDipoleMoment
|
−1.9130427 μN
|
|
gptkbp:magneticMoment
|
−1.913 μN
|
|
gptkbp:mass
|
1.67492749804×10⁻²⁷ kg
|
|
gptkbp:massNumber
|
1
|
|
gptkbp:meanSquareChargeRadius
|
−0.1161(22) fm²
|
|
gptkbp:mode
|
Beta decay
|
|
gptkbp:neutronStar
|
Composed primarily of neutrons
|
|
gptkbp:range
|
0
|
|
gptkbp:restEnergy
|
939.565 MeV
|
|
gptkbp:role
|
Stabilizes atomic nuclei
|
|
gptkbp:spin
|
1/2
|
|
gptkbp:symbol
|
n
n⁰
|
|
gptkbp:symbolInEquations
|
n
|
|
gptkbp:usedIn
|
gptkb:Neutron_activation_analysis
gptkb:Neutron_scattering_experiments
Nuclear reactors
Nuclear weapons
|
|
gptkbp:bfsParent
|
gptkb:Electromagnetic_Calorimeter
|
|
gptkbp:bfsLayer
|
5
|