KamLAND experiment
E716234
long-baseline neutrino experiment
neutrino observatory
physics experiment
reactor neutrino experiment
The KamLAND experiment is a neutrino observatory in Japan that made landmark measurements of neutrino oscillations by detecting antineutrinos from distant nuclear reactors and the Earth’s interior.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| KamLAND | 2 |
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
long-baseline neutrino experiment
ⓘ
neutrino observatory ⓘ physics experiment ⓘ reactor neutrino experiment ⓘ |
| announcedFirstOscillationResult | 2002 ⓘ |
| basedOnDetectorType | liquid scintillator detector ⓘ |
| collaborationIncludes |
European institutions
ⓘ
Japanese institutions ⓘ United States institutions ⓘ |
| collaborationSize | of order 100 scientists ⓘ |
| confirmed | Large Mixing Angle solution of solar neutrino problem ⓘ |
| contributedTo |
constraints on radiogenic heat production in the Earth
ⓘ
global fits of neutrino oscillation parameters ⓘ |
| country | Japan ⓘ |
| detected | geoneutrinos from Earth’s interior ⓘ |
| detectionMethod | inverse beta decay ⓘ |
| detects |
electron antineutrinos
ⓘ
geoneutrinos ⓘ reactor antineutrinos ⓘ |
| field |
astroparticle physics
ⓘ
neutrino physics ⓘ |
| firstDataTaking | 2002 ⓘ |
| hasDetectorMass | about 1 kiloton of liquid scintillator ⓘ |
| locatedIn |
Gifu Prefecture
NERFINISHED
ⓘ
Hida NERFINISHED ⓘ Honshu ⓘ Japan ⓘ Kamioka Observatory NERFINISHED ⓘ Kamioka mine NERFINISHED ⓘ |
| locatedUndergroundDepth |
approximately 1000 meters
ⓘ
approximately 2700 meters water equivalent ⓘ |
| madeLandmarkMeasurement |
precision measurement of Δm²21
ⓘ
precision measurement of θ12 ⓘ |
| measured | disappearance of reactor antineutrinos over long baselines ⓘ |
| operatedBy | University of Tokyo NERFINISHED ⓘ |
| primaryPhysicsGoal |
measurement of neutrino mixing parameters
ⓘ
measurement of neutrino oscillations ⓘ |
| providedEvidenceFor | neutrino oscillations using reactor antineutrinos ⓘ |
| receivesAntineutrinosFrom |
distant nuclear reactors
ⓘ
multiple Japanese nuclear power plants ⓘ |
| relatedTo |
Borexino experiment
NERFINISHED
ⓘ
Super-Kamiokande experiment NERFINISHED ⓘ |
| shielding | located deep underground ⓘ |
| studies |
mass-squared difference Δm²21
ⓘ
mixing angle θ12 ⓘ solar neutrino oscillation parameters ⓘ |
| surroundedBy |
buffer oil
ⓘ
photomultiplier tubes ⓘ |
| typicalBaseline | about 180 km from nuclear reactors ⓘ |
| usesTargetMaterial | ultra-pure liquid scintillator ⓘ |
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Kamioka Observatory
subject surface form:
Kamioka Observatory
this entity surface form:
KamLAND
this entity surface form:
KamLAND