BaBar detector
E134369
The BaBar detector was a large particle physics experiment at the SLAC National Accelerator Laboratory designed to study B-meson decays and CP violation in high-energy electron–positron collisions.
All labels observed (4)
| Label | Occurrences |
|---|---|
| BaBar detector canonical | 1 |
| BaBar experiment | 1 |
| Belle detector | 1 |
| B‑factory program at SLAC | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1166201 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
Target entity: BaBar detector Context triple: [Electromagnetic Calorimeter, partOf, BaBar detector]
-
A.
DØ detector
The DØ detector is a large particle physics experiment at Fermilab’s Tevatron collider designed to study high-energy proton–antiproton collisions and probe fundamental particles and forces.
-
B.
ASACUSA experiment
The ASACUSA experiment is a CERN-based research project that studies the properties of antiprotons and antihydrogen to test fundamental symmetries in physics.
-
C.
DUNE experiment
The DUNE experiment is a major international neutrino physics project designed to study neutrino oscillations, matter–antimatter asymmetry, and proton decay using intense neutrino beams and massive underground detectors.
-
D.
Time Projection Chamber
The Time Projection Chamber is a large gaseous detector used in particle physics experiments to track and identify charged particles in three dimensions with high precision.
-
E.
NOvA experiment
The NOvA experiment is a long-baseline neutrino oscillation project that studies how neutrinos change type as they travel from Fermilab to a distant detector in northern Minnesota.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Target entity: BaBar detector Target entity description: The BaBar detector was a large particle physics experiment at the SLAC National Accelerator Laboratory designed to study B-meson decays and CP violation in high-energy electron–positron collisions.
-
A.
DØ detector
The DØ detector is a large particle physics experiment at Fermilab’s Tevatron collider designed to study high-energy proton–antiproton collisions and probe fundamental particles and forces.
-
B.
ASACUSA experiment
The ASACUSA experiment is a CERN-based research project that studies the properties of antiprotons and antihydrogen to test fundamental symmetries in physics.
-
C.
DUNE experiment
The DUNE experiment is a major international neutrino physics project designed to study neutrino oscillations, matter–antimatter asymmetry, and proton decay using intense neutrino beams and massive underground detectors.
-
D.
Time Projection Chamber
The Time Projection Chamber is a large gaseous detector used in particle physics experiments to track and identify charged particles in three dimensions with high precision.
-
E.
SPS Heavy Ion and Neutrino Experiment
The SPS Heavy Ion and Neutrino Experiment (NA61/SHINE) is a fixed-target particle physics experiment at CERN’s Super Proton Synchrotron that studies hadron production in proton, pion, and ion collisions for strong-interaction physics and neutrino beam characterization.
- F. None of above. chosen
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf |
B-physics experiment
ⓘ
asymmetric B-factory experiment ⓘ collider detector ⓘ particle physics detector ⓘ |
| acceleratorType | asymmetric-energy electron–positron collider ⓘ |
| beamType |
electron beam
ⓘ
positron beam ⓘ |
| builtForAccelerator | PEP-II storage ring ⓘ |
| calorimeterTechnology | CsI(Tl) crystal calorimeter ⓘ |
| centerOfMassEnergy | around 10.58 GeV ⓘ |
| collaboration | BaBar Collaboration ⓘ |
| collaborationCountries | over 10 countries ⓘ |
| collaborationSize | about 600 physicists ⓘ |
| constructionStart | 1994 ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| dataTakingEnd | 2008 ⓘ |
| dataTakingStart | 1999 ⓘ |
| decommissioned | 2008 ⓘ |
| hasSubsystem |
DIRC Cherenkov detector
ⓘ
drift chamber ⓘ electromagnetic calorimeter ⓘ instrumented flux return ⓘ silicon vertex tracker ⓘ superconducting solenoid ⓘ |
| hostLaboratory | SLAC National Accelerator Laboratory ⓘ |
| inspiredBy | Belle detector at KEK B-factory ⓘ |
| integratedLuminosityRecorded | over 500 fb^-1 ⓘ |
| locatedIn |
Menlo Park, California
ⓘ
SLAC National Accelerator Laboratory ⓘ |
| magneticFieldStrength | about 1.5 tesla ⓘ |
| muonSystemTechnology |
limited streamer tubes
ⓘ
resistive plate chambers ⓘ |
| notableResult |
constraints on the unitarity triangle
ⓘ
measurements of rare B decays ⓘ observation of CP violation in the B-meson system ⓘ precision measurements of sin(2β) ⓘ searches for light dark matter and hidden sector particles ⓘ |
| operatedAtResonance | Υ(4S) resonance ⓘ |
| particleIDTechnology |
Cherenkov detectors
ⓘ
surface form:
DIRC (Detection of Internally Reflected Cherenkov light)
|
| primaryPurpose | study of B-meson decays ⓘ |
| producedBBbarPairs | over 470 million B-meson pairs ⓘ |
| researchFocus |
CP violation in the B-meson system
ⓘ
charm physics ⓘ measurement of CKM matrix elements ⓘ searches for new physics beyond the Standard Model ⓘ searches for rare B decays ⓘ tau lepton physics ⓘ tests of the Standard Model ⓘ two-photon physics ⓘ |
| successorExperiment | Belle II detector ⓘ |
| trackingDetectorTechnology | gas-filled drift chamber ⓘ |
| vertexDetectorTechnology | silicon microstrip ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Subject: BaBar detector Description of subject: The BaBar detector was a large particle physics experiment at the SLAC National Accelerator Laboratory designed to study B-meson decays and CP violation in high-energy electron–positron collisions.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.