W and Z bosons
E888029
W and Z bosons are the massive gauge bosons that mediate the weak nuclear force in the Standard Model of particle physics.
All labels observed (1)
| Label | Occurrences |
|---|---|
| W and Z bosons canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10807475 — 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: W and Z bosons Context triple: [graviton (hypothetical), analogousTo, W and Z bosons]
-
A.
W′ bosons
W′ bosons are hypothetical heavy counterparts of the Standard Model W bosons predicted by various extensions of particle physics, often searched for in high-energy collider experiments.
-
B.
Z′ bosons
Z′ bosons are hypothetical heavy neutral gauge bosons predicted by various extensions of the Standard Model, often associated with additional U(1) symmetries and searched for as resonances in high-energy collider experiments.
-
C.
Z boson
The Z boson is a neutral elementary particle that mediates the weak nuclear force and plays a central role in the electroweak theory of particle physics.
-
D.
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.
-
E.
Higgs boson
The Higgs boson is an elementary particle in the Standard Model whose associated field gives mass to other fundamental particles, confirming a key mechanism of 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: W and Z bosons Target entity description: W and Z bosons are the massive gauge bosons that mediate the weak nuclear force in the Standard Model of particle physics.
-
A.
W′ bosons
W′ bosons are hypothetical heavy counterparts of the Standard Model W bosons predicted by various extensions of particle physics, often searched for in high-energy collider experiments.
-
B.
Z′ bosons
Z′ bosons are hypothetical heavy neutral gauge bosons predicted by various extensions of the Standard Model, often associated with additional U(1) symmetries and searched for as resonances in high-energy collider experiments.
-
C.
Z boson
The Z boson is a neutral elementary particle that mediates the weak nuclear force and plays a central role in the electroweak theory of particle physics.
-
D.
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.
-
E.
Higgs boson
The Higgs boson is an elementary particle in the Standard Model whose associated field gives mass to other fundamental particles, confirming a key mechanism of particle physics.
- F. None of above. chosen
Statements (56)
| Predicate | Object |
|---|---|
| instanceOf |
elementary particle
ⓘ
gauge boson ⓘ gauge bosons ⓘ set of elementary particles ⓘ weak interaction carrier ⓘ weak interaction carrier ⓘ |
| are |
carriers of weak charge
ⓘ
vector bosons ⓘ |
| areElementary | true ⓘ |
| areForceCarriersFor | weak interaction ⓘ |
| areShortLived | true ⓘ |
| couplesTo |
all Standard Model fermions except gluons and photons
ⓘ
leptons ⓘ quarks ⓘ |
| coupleTo |
Higgs field
ⓘ
left-handed fermions ⓘ |
| decaysTo |
lepton and neutrino
ⓘ
lepton–antilepton pair ⓘ quark–antiquark pair ⓘ quark–antiquark pair ⓘ |
| decayVia | weak interaction ⓘ |
| discoveredAt |
CERN
ⓘ
Super Proton Synchrotron at CERN ⓘ
linked to:
Super Proton Synchrotron
Super Proton Synchrotron at CERN ⓘ
linked to:
Super Proton Synchrotron
|
| discoveryYear |
1983
ⓘ
1983 ⓘ 1983 ⓘ |
| hasElectricCharge |
+1 e
ⓘ
-1 e ⓘ 0 ⓘ |
| hasMass |
about 80.4 GeV/c^2
ⓘ
about 91.2 GeV/c^2 ⓘ |
| hasSpin |
1
ⓘ
1 ⓘ |
| haveElectricChargePattern | W bosons charged, Z boson neutral ⓘ |
| haveProperty | massive ⓘ |
| haveSpin | 1 ⓘ |
| lifetime |
about 3×10^-25 s
ⓘ
about 3×10^-25 s ⓘ |
| massGeneratedBy | Higgs mechanism ⓘ |
| massMeasuredPreciselyAt |
LEP collider at CERN
ⓘ
linked to:
Large Electron–Positron Collider
|
| mediate | weak nuclear force ⓘ |
| mediates |
charged-current weak interaction
ⓘ
neutral-current weak interaction ⓘ |
| obey | Bose–Einstein statistics ⓘ |
| participatesIn | electroweak symmetry breaking phenomena ⓘ |
| partOf |
Standard Model of particle physics
ⓘ
linked to:
Standard Model
|
| predictedBy |
electroweak theory
ⓘ
linked to:
Salam–Weinberg model
|
| producedIn | high-energy particle collisions ⓘ |
| relatedBy | electroweak unification ⓘ |
| symbol |
W
ⓘ
Z ⓘ |
| transformUnder | SU(2)_L gauge symmetry ⓘ |
| wereConfirmedBy |
UA1 experiment
ⓘ
UA2 experiment ⓘ |
| width | about 2.5 GeV ⓘ |
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: W and Z bosons Description of subject: W and Z bosons are the massive gauge bosons that mediate the weak nuclear force in the Standard Model of particle physics.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.