Omni-Purpose Apparatus for LEP
E543042
Omni-Purpose Apparatus for LEP (OPAL) was a major particle physics detector experiment at CERN’s Large Electron–Positron Collider that played a key role in precision tests of the Standard Model.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Omni-Purpose Apparatus for LEP canonical | 1 |
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
CERN experiment
ⓘ
collider detector ⓘ particle physics detector ⓘ |
| abbreviation | OPAL NERFINISHED ⓘ |
| collaborationType | international collaboration ⓘ |
| collaborationWith |
ALEPH
NERFINISHED
ⓘ
DELPHI NERFINISHED ⓘ L3 NERFINISHED ⓘ |
| colliderType | electron–positron collider ⓘ |
| component |
electromagnetic calorimeter
ⓘ
hadronic calorimeter ⓘ magnet system ⓘ muon detectors ⓘ tracking detectors ⓘ |
| contributedTo |
constraints on the number of light neutrino species
ⓘ
precision measurement of Z boson mass ⓘ precision measurement of Z boson width ⓘ precision measurement of electroweak parameters ⓘ tests of lepton universality ⓘ |
| country | Switzerland ⓘ |
| dataSource | electron–positron collisions at LEP ⓘ |
| detectorType | general-purpose detector ⓘ |
| era | late 20th century particle physics ⓘ |
| goal |
high-precision measurements at the Z resonance
ⓘ
study of W-pair production at higher LEP energies ⓘ |
| hostInstitution | CERN NERFINISHED ⓘ |
| locatedAt |
CERN
NERFINISHED
ⓘ
Large Electron–Positron Collider NERFINISHED ⓘ |
| locatedIn |
Geneva
ⓘ
Switzerland ⓘ |
| notableFor |
high-precision detector performance
ⓘ
large data sample at the Z pole ⓘ |
| partOf | LEP experimental program ⓘ |
| primaryBeamParticles |
electrons
ⓘ
positrons ⓘ |
| researchFocus |
W boson properties
ⓘ
Z boson properties ⓘ electroweak interactions ⓘ precision tests of the Standard Model ⓘ quantum chromodynamics ⓘ searches for new physics beyond the Standard Model ⓘ |
| roleInPhysics | key role in precision tests of the Standard Model ⓘ |
| scientificField |
high-energy physics
ⓘ
particle physics ⓘ |
| symmetry | approximately cylindrical geometry ⓘ |
| usedFor |
searching for signs of new particles
ⓘ
studying hadronic final states in e+e− collisions ⓘ testing the consistency of the Standard Model ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.