neutrino oscillation

E244515

flavor-changing process neutrino physics process quantum phenomenon

Neutrino oscillation is a quantum phenomenon in which neutrinos change from one flavor type to another as they travel, implying that they have mass and mix between flavor states.

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All labels observed (6)

Label	Occurrences
Mikheyev–Smirnov–Wolfenstein (MSW) effect	1
Neutrino oscillation	1
Standard Model extended with neutrino masses	1
neutrino oscillation canonical	1
neutrino oscillations working group	1
solar neutrino problem	1

How this entity was disambiguated

This entity first appeared as the object of triple T2208633 — 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: neutrino oscillation
Context triple: [muon neutrino, participatesIn, neutrino oscillation]

A. neutrino hypothesis
The neutrino hypothesis is Wolfgang Pauli’s 1930 proposal of a neutral, nearly massless particle to explain missing energy and momentum in beta decay, laying the groundwork for the discovery of the neutrino.
B. tau neutrino
The tau neutrino is a fundamental, electrically neutral lepton associated with the tau particle, interacting only via the weak force and gravity and playing a key role in neutrino oscillations.
C. muon neutrino
The muon neutrino is a fundamental, electrically neutral lepton in the Standard Model associated with the muon, interacting only via the weak force and gravity.
D. MINOS experiment
The MINOS experiment is a long-baseline neutrino oscillation project that studied how neutrinos change type as they travel from Fermilab to a distant underground detector.
E. Kobayashi–Maskawa theory
The Kobayashi–Maskawa theory is a fundamental framework in particle physics that explains CP violation in the Standard Model through a three-generation quark mixing matrix (the CKM matrix).
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: neutrino oscillation
Target entity description: Neutrino oscillation is a quantum phenomenon in which neutrinos change from one flavor type to another as they travel, implying that they have mass and mix between flavor states.

A. neutrino hypothesis
The neutrino hypothesis is Wolfgang Pauli’s 1930 proposal of a neutral, nearly massless particle to explain missing energy and momentum in beta decay, laying the groundwork for the discovery of the neutrino.
B. tau neutrino
The tau neutrino is a fundamental, electrically neutral lepton associated with the tau particle, interacting only via the weak force and gravity and playing a key role in neutrino oscillations.
C. muon neutrino
The muon neutrino is a fundamental, electrically neutral lepton in the Standard Model associated with the muon, interacting only via the weak force and gravity.
D. MINOS experiment
The MINOS experiment is a long-baseline neutrino oscillation project that studied how neutrinos change type as they travel from Fermilab to a distant underground detector.
E. Kobayashi–Maskawa theory
The Kobayashi–Maskawa theory is a fundamental framework in particle physics that explains CP violation in the Standard Model through a three-generation quark mixing matrix (the CKM matrix).
F. None of above. chosen

Statements (50)

Predicate	Object
instanceOf	flavor-changing process ⓘ neutrino physics process ⓘ quantum phenomenon ⓘ
confirmedBy	Daya Bay ⓘ K2K experiment ⓘ KamLAND ⓘ linked to: KamLAND experiment MINOS experiment ⓘ SNO experiment ⓘ linked to: Sudbury Neutrino Observatory Super-Kamiokande ⓘ linked to: Kamiokande experiment T2K experiment ⓘ linked to: T2K
dependsOn	neutrino energy ⓘ neutrino mass-squared differences ⓘ neutrino mixing angles ⓘ propagation distance ⓘ
describedBy	PMNS matrix ⓘ
evidenceFrom	accelerator neutrino experiments ⓘ atmospheric neutrino experiments ⓘ reactor neutrino experiments ⓘ solar neutrino experiments ⓘ
governedBy	Schrödinger equation in flavor space ⓘ linked to: Schrödinger functional equation in field theory quantum mechanics ⓘ
hasConsequence	atmospheric neutrino anomaly ⓘ solar neutrino deficit ⓘ violation of lepton flavor conservation in propagation ⓘ
hasSpecialCase	MSW effect ⓘ
implies	neutrino flavor eigenstates differ from mass eigenstates ⓘ neutrino mass is nonzero ⓘ
involves	neutrino ⓘ linked to: Neutrino neutrino flavor change ⓘ
isKeyTopicIn	astroparticle physics ⓘ cosmology ⓘ particle physics ⓘ
mathematicallyAnalogousTo	two-level quantum system oscillations ⓘ
occursBetween	electron neutrino ⓘ muon neutrino ⓘ tau neutrino ⓘ
occursIn	matter ⓘ vacuum ⓘ
parameterizedBy	CP-violating phase delta_CP ⓘ mass-squared difference delta m21 squared ⓘ mass-squared difference delta m31 squared ⓘ mixing angle theta12 ⓘ mixing angle theta13 ⓘ mixing angle theta23 ⓘ
relatedTo	CP violation in the lepton sector ⓘ neutrino mass hierarchy ⓘ
requires	coherent superposition of mass eigenstates ⓘ
usedToProbe	matter density profiles in astrophysical objects ⓘ properties of neutrino mass ⓘ
wasFirstProposedBy	Bruno Pontecorvo ⓘ

How these facts were elicited