Proton Synchrotron
E4404
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.
All labels observed (7)
| Label | Occurrences |
|---|---|
| Proton Synchrotron canonical | 21 |
| CERN Proton Synchrotron | 2 |
| CERN Proton Synchrotron complex | 2 |
| CERN Proton Synchrotron Experimental Areas | 1 |
| Proton Synchrotron (PS) | 1 |
| Proton Synchrotron Booster | 1 |
| Proton Synchrotron accelerator | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T20791 — 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: Proton Synchrotron Context triple: [CERN, operates, Proton Synchrotron]
-
A.
Super Proton Synchrotron
The Super Proton Synchrotron is a high-energy circular particle accelerator at CERN that serves both as a research machine and as a key injector for the Large Hadron Collider.
-
B.
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.
-
C.
CERN
CERN is the European Organization for Nuclear Research, renowned for its large particle accelerators and fundamental physics experiments that have led to major discoveries such as the Higgs boson.
-
D.
Linac4
Linac4 is a linear accelerator at CERN that serves as the first stage of the proton acceleration chain for the Large Hadron Collider and other experiments.
-
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.
Target entity: Proton Synchrotron Target entity description: 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.
-
A.
Super Proton Synchrotron
The Super Proton Synchrotron is a high-energy circular particle accelerator at CERN that serves both as a research machine and as a key injector for the Large Hadron Collider.
-
B.
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.
-
C.
CERN
CERN is the European Organization for Nuclear Research, renowned for its large particle accelerators and fundamental physics experiments that have led to major discoveries such as the Higgs boson.
-
D.
Linac4
Linac4 is a linear accelerator at CERN that serves as the first stage of the proton acceleration chain for the Large Hadron Collider and other experiments.
-
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 (49)
| Predicate | Object |
|---|---|
| instanceOf |
CERN accelerator
ⓘ
circular particle accelerator ⓘ research infrastructure ⓘ synchrotron ⓘ |
| abbreviation | PS ⓘ |
| accelerates |
antiprotons
ⓘ
ions ⓘ protons ⓘ |
| circumference | 628.3 m ⓘ |
| constructionStart | 1954 ⓘ |
| country | Switzerland ⓘ |
| designedEnergy | 25 GeV ⓘ |
| energyRange | from injection energy up to 25 GeV ⓘ |
| feedsBeamTo |
Antiproton Decelerator
ⓘ
surface form:
Antiproton Decelerator (historically via previous antiproton complex)
East Area experimental zones ⓘ Proton Synchrotron Booster experiments ⓘ Super Proton Synchrotron ⓘ |
| hasComponent |
extraction systems
ⓘ
main ring ⓘ radiofrequency cavities ⓘ transfer lines ⓘ |
| historicalSignificance |
backbone of CERN accelerator complex for decades
ⓘ
first strong-focusing proton synchrotron at CERN ⓘ |
| injectionEnergyFromLinac | 50 MeV ⓘ |
| locatedIn |
CERN
ⓘ
Geneva metropolitan area ⓘ
surface form:
Geneva region
Meyrin ⓘ Switzerland ⓘ |
| magnetType | combined-function magnets ⓘ |
| managedBy | CERN Beams Department ⓘ |
| maximumProtonEnergy | 25 GeV ⓘ |
| notableContribution |
provided beams for early CERN discoveries
ⓘ
served as injector for colliders at CERN ⓘ |
| operator | CERN ⓘ |
| partOf | CERN accelerator complex ⓘ |
| primaryBeamType | proton ⓘ |
| roleInComplex |
beam distributor
ⓘ
proton injector ⓘ |
| shape | circular ⓘ |
| status | operational ⓘ |
| technology | strong focusing ⓘ |
| usedFor |
accelerator R&D
ⓘ
antiproton production ⓘ fixed-target experiments ⓘ high-energy physics research ⓘ neutrino beam production ⓘ test beams ⓘ |
| yearCommissioned | 1959 ⓘ |
| yearFirstBeam | 1959 ⓘ |
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: Proton Synchrotron Description of subject: 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.
Referenced by (29)
Full triples — surface form annotated when it differs from this entity's canonical label.