Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
meson
|
| gptkbp:antiparticle |
gptkb:Upsilon_meson
|
| gptkbp:C-parity |
-1
|
| gptkbp:color_charge |
colorless
|
| gptkbp:decaysTo |
electron-positron pair
muon-antimuon pair |
| gptkbp:discoveredBy |
gptkb:Fermilab
gptkb:E288_experiment |
| gptkbp:discoveredIn |
1977
|
| gptkbp:family |
gptkb:bottomonium
|
| https://www.w3.org/2000/01/rdf-schema#label |
Upsilon meson
|
| gptkbp:isospin |
0
|
| gptkbp:lifespan |
1.21×10^-20 s
|
| gptkbp:mass |
9.460 GeV/c^2
|
| gptkbp:namedAfter |
Greek letter upsilon
|
| gptkbp:par |
-1
|
| gptkbp:quark_content |
gptkb:anti-bottom_quark
bottom quark |
| gptkbp:range |
0
|
| gptkbp:spin |
1
|
| gptkbp:symbol |
Υ
|
| gptkbp:bfsParent |
gptkb:Bottom_quark
|
| gptkbp:bfsLayer |
5
|