J-PARC neutrino beamline
E561153
The J-PARC neutrino beamline is a high-intensity neutrino production facility in Japan that generates and directs neutrino beams for long-baseline experiments such as T2K.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| J-PARC | 1 |
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
neutrino beamline
ⓘ
particle physics facility ⓘ |
| baselineLength | approximately 295 km ⓘ |
| baselineTo | Super-Kamiokande detector NERFINISHED ⓘ |
| beamDirection | towards Super-Kamiokande in Kamioka, Gifu, Japan ⓘ |
| beamType | off-axis neutrino beam ⓘ |
| constructionStart | mid-2000s ⓘ |
| country | Japan ⓘ |
| designFeature |
high-intensity neutrino production
ⓘ
off-axis angle optimization for narrow-band neutrino energy spectrum ⓘ |
| feedsExperiment |
Hyper-Kamiokande (planned)
NERFINISHED
ⓘ
T2K NERFINISHED ⓘ |
| firstBeamToT2K | 2009 ⓘ |
| futureUse | primary beam source for Hyper-Kamiokande long-baseline program ⓘ |
| hasComponent |
beam dump
ⓘ
decay volume ⓘ magnetic focusing horns ⓘ muon monitors ⓘ near neutrino detectors ⓘ neutrino production target station ⓘ primary proton beamline ⓘ |
| hostLaboratory |
JAEA
NERFINISHED
ⓘ
KEK NERFINISHED ⓘ |
| locatedIn | Tokai, Ibaraki Prefecture, Japan NERFINISHED ⓘ |
| nearDetectorsLocation | J-PARC site in Tokai NERFINISHED ⓘ |
| notableResult | observation of electron neutrino appearance in a muon neutrino beam via T2K ⓘ |
| operatedBy |
High Energy Accelerator Research Organization (KEK)
NERFINISHED
ⓘ
J-PARC NERFINISHED ⓘ Japan Atomic Energy Agency (JAEA) NERFINISHED ⓘ |
| partOf | Japan Proton Accelerator Research Complex NERFINISHED ⓘ |
| primaryBeam | proton beam ⓘ |
| primaryBeamEnergy | 30 GeV ⓘ |
| produces |
antineutrino beam
ⓘ
muon neutrino beam ⓘ |
| safetyFeature |
radiation shielding structures
ⓘ
remote handling systems in target station ⓘ |
| scientificDiscipline |
high-energy physics
ⓘ
neutrino physics ⓘ |
| status | operational ⓘ |
| supports |
measurement of θ23 and mass-squared differences
ⓘ
precision measurement of θ13 ⓘ |
| upgradeProgram | J-PARC power upgrade for higher beam intensity ⓘ |
| usedFor |
CP violation studies in the lepton sector
ⓘ
T2K experiment NERFINISHED ⓘ long-baseline neutrino oscillation experiments ⓘ neutrino cross-section measurements ⓘ neutrino oscillation measurements ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.