Statements (38)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
Particle
|
| gptkbp:antiparticle |
gptkb:mesons
|
| gptkbp:charge |
can be negative
can be neutral can be positive |
| gptkbp:composedOf |
gptkb:Dragon
gptkb:antiquark |
| gptkbp:discoveredBy |
gptkb:Cecil_Powell
|
| gptkbp:discoveredIn |
1947
|
| gptkbp:example |
gptkb:J/psi_meson
gptkb:B_meson gptkb:D_meson gptkb:eta_meson gptkb:phi_meson gptkb:rho_meson pion kaon |
| gptkbp:hasLifetime |
short
|
| https://www.w3.org/2000/01/rdf-schema#label |
mesons
|
| gptkbp:isBoson |
true
|
| gptkbp:mass |
between electron and proton
|
| gptkbp:medium |
strong interaction
|
| gptkbp:spin |
gptkb:integral
0 1 |
| gptkbp:subjectOf |
gptkb:quantum_chromodynamics
particle physics |
| gptkbp:symbol |
M
|
| gptkbp:bfsParent |
gptkb:Eightfold_Way
gptkb:Quantum_chromodynamics gptkb:quarks gptkb:quantum_chromodynamics gptkb:antiquark gptkb:down_quark gptkb:hadrons gptkb:Quantum_Chromodynamics gptkb:Particle_physics |
| gptkbp:bfsLayer |
5
|