anti-Omega plus baryon
E674923
The anti-Omega plus baryon is the antimatter counterpart of the Omega minus baryon, composed of three anti-strange quarks and carrying opposite quantum numbers such as positive electric charge and baryon number −1.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Omega baryons | 1 |
| anti-Omega plus baryon canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7600542 — 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: anti-Omega plus baryon Context triple: [Omega minus baryon, hasAntiparticle, anti-Omega plus baryon]
-
A.
Omega minus baryon
The Omega minus baryon is a negatively charged, strange baryon whose discovery in 1964 confirmed the quark model and the SU(3) flavor symmetry in particle physics.
-
B.
Neutrino
A neutrino is an extremely light, electrically neutral elementary particle that interacts only via the weak nuclear force and gravity, making it very difficult to detect.
-
C.
W boson
The W boson is a massive elementary particle that mediates the weak nuclear force and is responsible for processes like beta decay in the Standard Model of particle physics.
-
D.
Baryon Antibaryon Symmetry Experiment
The Baryon Antibaryon Symmetry Experiment (BASE) is a high-precision particle physics experiment that measures the properties of protons and antiprotons to test fundamental symmetries such as CPT invariance.
-
E.
antiprotonic helium
Antiprotonic helium is an exotic, metastable atomic system in which an antiproton replaces one of helium’s electrons, making it a key laboratory for precision tests of fundamental symmetries in particle physics.
- 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: anti-Omega plus baryon Target entity description: The anti-Omega plus baryon is the antimatter counterpart of the Omega minus baryon, composed of three anti-strange quarks and carrying opposite quantum numbers such as positive electric charge and baryon number −1.
-
A.
Omega minus baryon
The Omega minus baryon is a negatively charged, strange baryon whose discovery in 1964 confirmed the quark model and the SU(3) flavor symmetry in particle physics.
-
B.
Neutrino
A neutrino is an extremely light, electrically neutral elementary particle that interacts only via the weak nuclear force and gravity, making it very difficult to detect.
-
C.
W boson
The W boson is a massive elementary particle that mediates the weak nuclear force and is responsible for processes like beta decay in the Standard Model of particle physics.
-
D.
Baryon Antibaryon Symmetry Experiment
The Baryon Antibaryon Symmetry Experiment (BASE) is a high-precision particle physics experiment that measures the properties of protons and antiprotons to test fundamental symmetries such as CPT invariance.
-
E.
antiprotonic helium
Antiprotonic helium is an exotic, metastable atomic system in which an antiproton replaces one of helium’s electrons, making it a key laboratory for precision tests of fundamental symmetries in particle physics.
- F. None of above. chosen
Statements (27)
| Predicate | Object |
|---|---|
| instanceOf |
antibaryon
ⓘ
fermion ⓘ hadron ⓘ |
| baryonNumber | -1 ⓘ |
| colorCharge | colorless ⓘ |
| electricCharge | +1 e ⓘ |
| family |
Omega baryons
ⓘ
linked to:
anti-Omega plus baryon
|
| hasCorrespondingParticle | Omega minus baryon ⓘ |
| interaction |
electromagnetic interaction
ⓘ
strong interaction ⓘ weak interaction ⓘ |
| isAntiparticleOf | Omega minus baryon ⓘ |
| isBaryonDecupletMember | true ⓘ |
| isBaryonOctetMember | false ⓘ |
| isColorSinglet | true ⓘ |
| isComposite | true ⓘ |
| isMatterOrAntimatter | antimatter ⓘ |
| isResonance | true ⓘ |
| isShortLived | true ⓘ |
| isSubjectToPauliExclusionPrinciple | true ⓘ |
| leptonNumber | 0 ⓘ |
| quarkContent | anti-strange quark ⓘ |
| quarkFlavor | strange (antiquark) ⓘ |
| spin | 3/2 ⓘ |
| statistics |
Fermi-Dirac
ⓘ
linked to:
Fermi–Dirac statistics
|
| strangeness | +3 ⓘ |
| symbol | Ω̄⁺ ⓘ |
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: anti-Omega plus baryon Description of subject: The anti-Omega plus baryon is the antimatter counterpart of the Omega minus baryon, composed of three anti-strange quarks and carrying opposite quantum numbers such as positive electric charge and baryon number −1.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: anti-Omega plus baryon