Z boson
E3755
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.
All labels observed (6)
| Label | Occurrences |
|---|---|
| Z boson canonical | 22 |
| Standard Model Z boson | 1 |
| Z boson (in combination with U(1)_Y) | 1 |
| Z boson field Z_μ | 1 |
| Z boson resonance | 1 |
| Z^0 boson | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T20810 — 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: Z boson Context triple: [CERN, discovered, Z boson]
-
A.
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.
-
B.
Oppenheimer–Phillips process
The Oppenheimer–Phillips process is a nuclear reaction mechanism in which a deuteron interacting with a target nucleus effectively transfers its neutron while the proton is repelled, enabling certain reactions to occur at lower energies than would otherwise be required.
-
C.
Rockwell
Rockwell is an American singer and songwriter best known for his 1984 hit single "Somebody's Watching Me."
-
D.
Bronk
Bronk is a surname most notably associated with Detlev W. Bronk, an influential American scientist and educator who helped shape modern biophysics and higher education policy.
-
E.
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.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Target entity: Z boson Target entity description: 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.
-
A.
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.
-
B.
Oppenheimer–Phillips process
The Oppenheimer–Phillips process is a nuclear reaction mechanism in which a deuteron interacting with a target nucleus effectively transfers its neutron while the proton is repelled, enabling certain reactions to occur at lower energies than would otherwise be required.
-
C.
Rockwell
Rockwell is an American singer and songwriter best known for his 1984 hit single "Somebody's Watching Me."
-
D.
Bronk
Bronk is a surname most notably associated with Detlev W. Bronk, an influential American scientist and educator who helped shape modern biophysics and higher education policy.
-
E.
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.
- F. None of above. chosen
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf |
elementary particle
ⓘ
gauge boson ⓘ neutral weak boson ⓘ vector boson ⓘ |
| associatedWithScientist |
Carlo Rubbia
ⓘ
Simon van der Meer ⓘ |
| baryonNumber | 0 ⓘ |
| chargeConjugationEigenstate | yes ⓘ |
| colorCharge | 0 ⓘ |
| couplesTo |
all charged leptons
ⓘ
all neutrino flavors ⓘ all quark flavors ⓘ |
| cParity | -1 ⓘ |
| decayMode |
lepton-antilepton pairs
ⓘ
neutrino-antineutrino pairs ⓘ quark-antiquark pairs ⓘ |
| decayWidth | ~2.4952 GeV ⓘ |
| discoveredAt | Super Proton Synchrotron ⓘ |
| discoveredBy |
CERN
ⓘ
UA1 experiment ⓘ UA2 experiment ⓘ |
| discoveryYear | 1983 ⓘ |
| doesNotCoupleTo |
gluon
ⓘ
photon ⓘ |
| electricCharge | 0 ⓘ |
| gaugeGroup | SU(2)_L × U(1)_Y ⓘ |
| interactionMediated |
neutral current interaction
ⓘ
weak interaction ⓘ |
| isospin | 1 ⓘ |
| isOwnAntiparticle | true ⓘ |
| leptonNumber | 0 ⓘ |
| lifetime | ~3.0×10^-25 s ⓘ |
| mass | ~91.1876 GeV/c^2 ⓘ |
| massUncertainty | ~0.0021 GeV/c^2 ⓘ |
| measuredAt |
LEP
ⓘ
SLD ⓘ |
| mediates | flavor-conserving weak interactions ⓘ |
| namedAfter | zero electric charge ⓘ |
| originatesFrom | mixing of W3 and B gauge fields ⓘ |
| parity | -1 ⓘ |
| partOfModel |
Standard Model
ⓘ
surface form:
Standard Model of particle physics
|
| partOfTheory | electroweak theory ⓘ |
| productionMechanism |
electron-positron annihilation
ⓘ
proton-proton collisions ⓘ |
| relatedParticle |
W boson
ⓘ
surface form:
W+ boson
W- boson ⓘ photon ⓘ |
| spin | 1 ⓘ |
| statistics | boson ⓘ |
| symbol | Z ⓘ |
| usedFor | precision tests of the Standard Model ⓘ |
| weakIsospinThirdComponent | 0 ⓘ |
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: Z boson Description of subject: 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.
Referenced by (27)
Full triples — surface form annotated when it differs from this entity's canonical label.