Time Projection Chamber
E24494
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.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Time Projection Chamber canonical | 4 |
| Time Projection Chambers | 2 |
| Liquid argon time projection chambers | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T192420 — 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: Time Projection Chamber Context triple: [ALICE, hasSubsystem, Time Projection Chamber]
-
A.
FASER
FASER is a forward physics experiment at CERN’s Large Hadron Collider designed to search for light, weakly interacting particles and study high-energy neutrinos produced in proton–proton collisions.
-
B.
Antiproton Decelerator
The Antiproton Decelerator is a specialized CERN facility that slows down antiprotons to low energies for precision experiments in antimatter physics.
-
C.
Large Hadron Collider
The Large Hadron Collider is the world’s largest and most powerful particle accelerator, used to smash subatomic particles together at unprecedented energies to study fundamental physics, including the Higgs boson.
-
D.
Proton Synchrotron
The Proton Synchrotron is a historic circular particle accelerator at CERN that has played a key role in high-energy physics research and in feeding beams to larger colliders.
-
E.
ATLAS
ATLAS is a major particle physics experiment and detector at the Large Hadron Collider that investigates fundamental particles and forces, including the Higgs boson.
- 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: Time Projection Chamber Target entity description: 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.
-
A.
FASER
FASER is a forward physics experiment at CERN’s Large Hadron Collider designed to search for light, weakly interacting particles and study high-energy neutrinos produced in proton–proton collisions.
-
B.
Antiproton Decelerator
The Antiproton Decelerator is a specialized CERN facility that slows down antiprotons to low energies for precision experiments in antimatter physics.
-
C.
Large Hadron Collider
The Large Hadron Collider is the world’s largest and most powerful particle accelerator, used to smash subatomic particles together at unprecedented energies to study fundamental physics, including the Higgs boson.
-
D.
Proton Synchrotron
The Proton Synchrotron is a historic circular particle accelerator at CERN that has played a key role in high-energy physics research and in feeding beams to larger colliders.
-
E.
ATLAS
ATLAS is a major particle physics experiment and detector at the Large Hadron Collider that investigates fundamental particles and forces, including the Higgs boson.
- F. None of above. chosen
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf |
gaseous detector
ⓘ
particle detector ⓘ tracking detector ⓘ |
| developedFor | collider experiments ⓘ |
| hasComponent |
central cathode
ⓘ
data acquisition system ⓘ drift field ⓘ electronics readout system ⓘ endcap readout chambers ⓘ field cage ⓘ gas system ⓘ gas volume ⓘ high-voltage system ⓘ readout plane ⓘ |
| hasProperty |
continuous tracking capability
ⓘ
good momentum resolution ⓘ good two-track separation ⓘ high granularity ⓘ large sensitive volume ⓘ particle identification via dE/dx ⓘ three-dimensional imaging ⓘ |
| measures |
energy loss per unit length
ⓘ
particle momentum in magnetic field ⓘ track position in three dimensions ⓘ |
| operatesWith |
CF4-based gas mixtures
ⓘ
CO2-based quenchers ⓘ argon-based gas mixtures ⓘ neon-based gas mixtures ⓘ noble gas mixtures ⓘ |
| requires |
precise time measurement
ⓘ
stable gas mixture ⓘ uniform electric field ⓘ uniform magnetic field ⓘ |
| usedFor |
dE/dx measurement
ⓘ
momentum measurement of charged particles ⓘ particle identification ⓘ studying high-energy collisions ⓘ three-dimensional particle tracking ⓘ tracking charged particles ⓘ |
| usedIn |
heavy-ion collision experiments
ⓘ
nuclear physics experiments ⓘ particle physics experiments ⓘ |
| usedInDetector |
ALICE experiment at the LHC
ⓘ
ILC detector concepts ⓘ STAR experiment at RHIC ⓘ TPC detector at PEP-4 ⓘ |
| usesPhysicalPrinciple |
charge amplification
ⓘ
electron drift in electric field ⓘ ionization of gas by charged particles ⓘ micro-pattern gaseous detector readout ⓘ multi-wire proportional chamber readout ⓘ time projection of drift electrons ⓘ |
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: Time Projection Chamber Description of subject: 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.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Time Projection Chamber
linked to: Time Projection Chamber
linked to: Time Projection Chamber