AEgIS experiment
E41833
CERN experiment
antimatter experiment
gravitational physics experiment
particle physics experiment
physics experiment
The AEgIS experiment is a CERN-based research project that studies how antimatter, specifically antihydrogen, behaves under gravity to test the weak equivalence principle.
All labels observed (2)
| Label | Occurrences |
|---|---|
| AEgIS experiment canonical | 7 |
| AEgIS | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T327806 — 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: AEgIS experiment Context triple: [Antiproton Decelerator, providesBeamTo, AEgIS experiment]
-
A.
UA2 experiment
The UA2 experiment was a high-energy physics collaboration at CERN’s Super Proton Synchrotron that played a key role in confirming the existence and properties of the W boson.
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B.
UA1 experiment
The UA1 experiment was a high-energy physics collaboration at CERN’s Super Proton Synchrotron that became famous for providing the first experimental evidence of the W and Z bosons, key carriers of the weak nuclear force.
-
C.
A Large Ion Collider Experiment
A Large Ion Collider Experiment (ALICE) is a major detector at CERN’s Large Hadron Collider designed to study the physics of strongly interacting matter and quark–gluon plasma created in high-energy heavy-ion collisions.
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D.
Ives–Stilwell experiment
The Ives–Stilwell experiment is a classic test of special relativity that measured the relativistic Doppler effect to confirm time dilation for fast-moving ions.
-
E.
CMS experiment
The CMS experiment is a major general-purpose particle physics detector at CERN’s Large Hadron Collider designed to investigate a wide range of phenomena including the Higgs boson, dark matter candidates, and physics beyond the Standard Model.
- 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: AEgIS experiment Target entity description: The AEgIS experiment is a CERN-based research project that studies how antimatter, specifically antihydrogen, behaves under gravity to test the weak equivalence principle.
-
A.
UA2 experiment
The UA2 experiment was a high-energy physics collaboration at CERN’s Super Proton Synchrotron that played a key role in confirming the existence and properties of the W boson.
-
B.
UA1 experiment
The UA1 experiment was a high-energy physics collaboration at CERN’s Super Proton Synchrotron that became famous for providing the first experimental evidence of the W and Z bosons, key carriers of the weak nuclear force.
-
C.
A Large Ion Collider Experiment
A Large Ion Collider Experiment (ALICE) is a major detector at CERN’s Large Hadron Collider designed to study the physics of strongly interacting matter and quark–gluon plasma created in high-energy heavy-ion collisions.
-
D.
Ives–Stilwell experiment
The Ives–Stilwell experiment is a classic test of special relativity that measured the relativistic Doppler effect to confirm time dilation for fast-moving ions.
-
E.
CMS experiment
The CMS experiment is a major general-purpose particle physics detector at CERN’s Large Hadron Collider designed to investigate a wide range of phenomena including the Higgs boson, dark matter candidates, and physics beyond the Standard Model.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
CERN experiment
ⓘ
antimatter experiment ⓘ gravitational physics experiment ⓘ particle physics experiment ⓘ physics experiment ⓘ |
| acronym |
AEgIS experiment
self-linksurface differs
ⓘ
surface form:
AEgIS
|
| aimsToMeasure | gravitational acceleration of antihydrogen ⓘ |
| aimsToTest | weak equivalence principle ⓘ |
| approvedBy | CERN Research Board ⓘ |
| basedAt |
Antiproton Decelerator
ⓘ
surface form:
Antiproton Decelerator ring at CERN
|
| collaborationType | international collaboration ⓘ |
| country | Switzerland ⓘ |
| field |
antimatter physics
ⓘ
fundamental physics ⓘ gravitation ⓘ precision measurements ⓘ |
| fullName | Antimatter Experiment: Gravity, Interferometry, Spectroscopy ⓘ |
| goal |
compare gravitational behavior of matter and antimatter
ⓘ
determine sign and magnitude of gravitational acceleration on antihydrogen ⓘ |
| hasCollaborationMembersFrom |
Asia
ⓘ
Europe ⓘ North America ⓘ |
| hostOrganization | CERN ⓘ |
| locatedAt |
Antiproton Decelerator
ⓘ
surface form:
CERN Antiproton Decelerator experimental hall
|
| locatedIn |
Antiproton Decelerator
ⓘ
surface form:
Antiproton Decelerator facility
CERN ⓘ |
| measures | vertical deflection of antihydrogen in Earth’s gravitational field ⓘ |
| relatedTo |
ALPHA experiment
ⓘ
ATRAP experiment ⓘ BASE experiment ⓘ GBAR experiment ⓘ |
| startedAt | 2000s ⓘ |
| status | operational ⓘ |
| studies |
antihydrogen
ⓘ
antimatter ⓘ gravitational interaction of antimatter ⓘ |
| tests |
CPT symmetry related aspects of gravity
ⓘ
universality of free fall ⓘ |
| uses |
Moiré deflectometer
ⓘ
antihydrogen atoms ⓘ antiprotons ⓘ position-sensitive detectors ⓘ positrons ⓘ pulsed production of antihydrogen ⓘ |
| usesBeamFrom | Antiproton Decelerator ⓘ |
| usesTechnique |
Rydberg atoms
ⓘ
surface form:
Rydberg antihydrogen states
Stark acceleration of antihydrogen ⓘ cold antihydrogen production ⓘ |
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: AEgIS experiment Description of subject: The AEgIS experiment is a CERN-based research project that studies how antimatter, specifically antihydrogen, behaves under gravity to test the weak equivalence principle.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
AEgIS