Muon Spectrometer
E25205
The Muon Spectrometer is a specialized ALICE detector subsystem designed to identify and measure muons produced in high-energy heavy-ion collisions at the Large Hadron Collider.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Muon Spectrometer canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T192424 — 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.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Muon Spectrometer Context triple: [ALICE, hasSubsystem, Muon Spectrometer]
-
A.
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.
-
B.
Common Muon and Proton Apparatus for Structure and Spectroscopy
The Common Muon and Proton Apparatus for Structure and Spectroscopy (COMPASS) is a fixed-target experiment at CERN designed to investigate the internal structure and dynamics of hadrons using high-intensity muon and hadron beams.
-
C.
Electromagnetic Calorimeter
The Electromagnetic Calorimeter is a high-precision detector subsystem used in particle physics experiments to measure the energy and position of electrons and photons produced in high-energy collisions.
-
D.
Gigatracker beam spectrometer
The Gigatracker beam spectrometer is a high-precision silicon pixel tracking system used in the NA62 experiment at CERN to measure the momentum and timing of individual particles in the high-intensity kaon beam.
-
E.
RICH detector
The RICH detector is a ring-imaging Cherenkov device used in the NA62 experiment at CERN to identify charged particles by measuring the Cherenkov light they emit.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Muon Spectrometer Target entity description: The Muon Spectrometer is a specialized ALICE detector subsystem designed to identify and measure muons produced in high-energy heavy-ion collisions at the Large Hadron Collider.
-
A.
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.
-
B.
Common Muon and Proton Apparatus for Structure and Spectroscopy
The Common Muon and Proton Apparatus for Structure and Spectroscopy (COMPASS) is a fixed-target experiment at CERN designed to investigate the internal structure and dynamics of hadrons using high-intensity muon and hadron beams.
-
C.
Electromagnetic Calorimeter
The Electromagnetic Calorimeter is a high-precision detector subsystem used in particle physics experiments to measure the energy and position of electrons and photons produced in high-energy collisions.
-
D.
Gigatracker beam spectrometer
The Gigatracker beam spectrometer is a high-precision silicon pixel tracking system used in the NA62 experiment at CERN to measure the momentum and timing of individual particles in the high-intensity kaon beam.
-
E.
RICH detector
The RICH detector is a ring-imaging Cherenkov device used in the NA62 experiment at CERN to identify charged particles by measuring the Cherenkov light they emit.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
ALICE detector subsystem
ⓘ
particle physics detector subsystem ⓘ |
| commissionedAt | LHC Run 1 ⓘ |
| coordinateSystem | negative z-direction of ALICE ⓘ |
| coversPseudorapidityRange | -4.0 < η < -2.5 ⓘ |
| coversRapidityRange | forward rapidity ⓘ |
| dataTakingStarted | 2010 ⓘ |
| designedFor |
heavy-flavour measurements
ⓘ
muon identification ⓘ muon momentum measurement ⓘ quarkonium measurements ⓘ study of heavy-ion collisions ⓘ vector meson measurements ⓘ |
| discriminates | muons from hadrons ⓘ |
| hasComponent |
RPC trigger chambers
ⓘ
beam shield ⓘ cathode pad chambers ⓘ dipole magnet ⓘ front absorber ⓘ muon filter (iron wall) ⓘ muon filter wall ⓘ muon tracking chambers ⓘ muon trigger system ⓘ rear absorber ⓘ |
| hasMagneticFieldIntegral | about 3 T·m ⓘ |
| locatedAt | CERN ⓘ |
| locatedIn |
ALICE experiment
ⓘ
surface form:
ALICE forward muon arm
Large Hadron Collider ⓘ |
| operatedBy |
ALICE experiment
ⓘ
surface form:
ALICE Collaboration
|
| operatesAt | LHC design luminosities for ALICE ⓘ |
| optimizedFor |
J/ψ detection
ⓘ
dimuon measurements ⓘ low transverse momentum muons ⓘ Υ family detection ⓘ |
| partOf | ALICE experiment ⓘ |
| primaryPhysicsGoal |
measurement of open heavy flavour via muons
ⓘ
study of low-mass dimuon continuum ⓘ study of quark–gluon plasma via muonic probes ⓘ suppression and regeneration of quarkonia in heavy-ion collisions ⓘ |
| provides | muon trigger signals to ALICE central trigger processor ⓘ |
| readoutIntegratedWith |
ALICE experiment
ⓘ
surface form:
ALICE data acquisition system
|
| supports | precision measurements of muon kinematic distributions ⓘ |
| usedIn |
nucleus–nucleus collisions
ⓘ
proton–nucleus collisions ⓘ proton–proton collisions ⓘ |
| uses | absorbers to filter hadrons ⓘ |
| usesTechnology |
cathode pad readout
ⓘ
multi-wire proportional chambers ⓘ resistive plate chambers ⓘ |
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.
Instruction
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.
Input
Subject: Muon Spectrometer Description of subject: The Muon Spectrometer is a specialized ALICE detector subsystem designed to identify and measure muons produced in high-energy heavy-ion collisions at the Large Hadron Collider.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.