Statements (17)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:exotic_atom
|
| gptkbp:category |
atomic physics
antimatter exotic atoms |
| gptkbp:contains |
electron
antiproton helium nucleus |
| gptkbp:discoveredBy |
gptkb:Masaki_Hori
|
| gptkbp:firstObserved |
1991
|
| gptkbp:lifespan |
microseconds
|
| gptkbp:studiedIn |
gptkb:CERN
|
| gptkbp:symbol |
p̄He+
|
| gptkbp:usedFor |
antiproton mass measurement
precision tests of CPT symmetry |
| gptkbp:bfsParent |
gptkb:Atomic_Spectroscopy_And_Collisions_Using_Slow_Antiprotons
|
| gptkbp:bfsLayer |
6
|
| https://www.w3.org/2000/01/rdf-schema#label |
antiprotonic helium
|