Einstein–Podolsky–Rosen paradox

E323048

concept in quantum mechanics paradox thought experiment

The Einstein–Podolsky–Rosen paradox is a thought experiment that challenges the completeness of quantum mechanics by highlighting the strange, nonlocal correlations predicted for entangled particles.

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All labels observed (9)

Label	Occurrences
EPR paradox	5
Einstein–Podolsky–Rosen paradox canonical	3
Can Quantum-Mechanical Description of Physical Reality Be Considered Complete?	1
EPR argument	1
Einstein–Podolsky–Rosen (EPR) argument	1
Einstein–Podolsky–Rosen correlations	1
Einstein–Podolsky–Rosen paper on quantum mechanics	1
Einstein–Podolsky–Rosen paradox paper (1935)	1
On the Einstein Podolsky Rosen Paradox	1

How this entity was disambiguated

This entity first appeared as the object of triple T3048434 — 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: Einstein–Podolsky–Rosen paradox
Context triple: [Copenhagen interpretation of quantum mechanics, addresses, Einstein–Podolsky–Rosen paradox]

A. Wigner’s friend thought experiment
Wigner’s friend thought experiment is a foundational quantum mechanics scenario that explores the role of observers and consciousness in measurement by considering how different observers can assign conflicting quantum states to the same system.
B. Bohr–Einstein debates
The Bohr–Einstein debates were a series of famous early 20th-century discussions between Niels Bohr and Albert Einstein about the foundations and interpretation of quantum mechanics, particularly concerning determinism, realism, and the completeness of the theory.
C. Schrödinger's cat thought experiment
Schrödinger's cat thought experiment is a famous quantum mechanics paradox that illustrates the problem of applying quantum superposition to everyday objects by imagining a cat that is simultaneously alive and dead until observed.
D. delayed-choice experiment
The delayed-choice experiment is a quantum mechanics thought experiment and class of real experiments showing that a particle’s behavior as a wave or particle can appear to be decided by measurements made after it has entered, or even passed through, an experimental apparatus.
E. Hanbury Brown and Twiss effect
The Hanbury Brown and Twiss effect is a quantum optical phenomenon in which correlations in the arrival times of identical particles, such as photons, reveal their underlying statistical and coherence properties.
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: Einstein–Podolsky–Rosen paradox
Target entity description: The Einstein–Podolsky–Rosen paradox is a thought experiment that challenges the completeness of quantum mechanics by highlighting the strange, nonlocal correlations predicted for entangled particles.

A. Wigner’s friend thought experiment
Wigner’s friend thought experiment is a foundational quantum mechanics scenario that explores the role of observers and consciousness in measurement by considering how different observers can assign conflicting quantum states to the same system.
B. Bohr–Einstein debates
The Bohr–Einstein debates were a series of famous early 20th-century discussions between Niels Bohr and Albert Einstein about the foundations and interpretation of quantum mechanics, particularly concerning determinism, realism, and the completeness of the theory.
C. Schrödinger's cat thought experiment
Schrödinger's cat thought experiment is a famous quantum mechanics paradox that illustrates the problem of applying quantum superposition to everyday objects by imagining a cat that is simultaneously alive and dead until observed.
D. delayed-choice experiment
The delayed-choice experiment is a quantum mechanics thought experiment and class of real experiments showing that a particle’s behavior as a wave or particle can appear to be decided by measurements made after it has entered, or even passed through, an experimental apparatus.
E. Hanbury Brown and Twiss effect
The Hanbury Brown and Twiss effect is a quantum optical phenomenon in which correlations in the arrival times of identical particles, such as photons, reveal their underlying statistical and coherence properties.
F. None of above. chosen

Statements (49)

Predicate	Object
instanceOf	concept in quantum mechanics ⓘ paradox ⓘ thought experiment ⓘ
aimsTo	challenge the completeness of quantum mechanics ⓘ
basedOn	assumption of locality ⓘ assumption of realism ⓘ
concerns	position and momentum observables ⓘ simultaneous reality of noncommuting observables ⓘ
concludes	quantum-mechanical description of physical reality is incomplete ⓘ
countryOfOrigin	United States of America ⓘ surface form: United States
criticizes	Copenhagen interpretation of quantum mechanics ⓘ
describedIn	Physical Review ⓘ
describes	correlations between spatially separated systems ⓘ
field	philosophy of physics ⓘ quantum foundations ⓘ quantum mechanics ⓘ
hasAbbreviation	Einstein–Podolsky–Rosen paradox self-linksurface differs ⓘ surface form: EPR paradox
hasAlternativeFormulation	Bohm's spin version of the EPR experiment ⓘ
hasAuthor	Albert Einstein ⓘ Boris Podolsky ⓘ Nathan Rosen ⓘ
hasConsequence	demonstration of quantum nonlocality ⓘ rejection of local hidden-variable theories by experiment ⓘ
hasImpactOn	interpretations of quantum mechanics ⓘ
hasInterpretation	motivates hidden-variable theories ⓘ raises issues about separability of distant systems ⓘ supports entanglement as a real physical phenomenon ⓘ
inception	1935 ⓘ
influenced	John Bell ⓘ surface form: John Stewart Bell development of quantum information theory ⓘ experimental tests of Bell inequalities ⓘ
isPartOf	Einstein–Podolsky–Rosen paradox self-linksurface differs ⓘ surface form: EPR argument
languageOfWork	English ⓘ
mainSubject	completeness of quantum mechanics ⓘ entanglement ⓘ local realism ⓘ nonlocal correlations ⓘ
namedAfter	Albert Einstein ⓘ Boris Podolsky ⓘ Nathan Rosen ⓘ
proposes	existence of elements of reality not described by quantum mechanics ⓘ
publicationYear	1935 ⓘ
publishedIn	United States of America ⓘ surface form: United States
relatedTo	Clauser–Horne–Shimony–Holt inequality ⓘ surface form: Bell inequalities Bell’s theorem ⓘ surface form: Bell's theorem EPR correlations ⓘ EPR pair ⓘ
titleOfWork	Einstein–Podolsky–Rosen paradox self-linksurface differs ⓘ surface form: Can Quantum-Mechanical Description of Physical Reality Be Considered Complete?
uses	entangled particle pairs ⓘ

How these facts were elicited

Referenced by (15)

Full triples — surface form annotated when it differs from this entity's canonical label.

Copenhagen interpretation of quantum mechanics → addresses → Einstein–Podolsky–Rosen paradox ⓘ

Bohr–Einstein debates → influencedWork → Einstein–Podolsky–Rosen paradox ⓘ

Bohr–Einstein debates → relatedConcept → Einstein–Podolsky–Rosen paradox ⓘ

this entity surface form: EPR paradox

Nathan Rosen → knownFor → Einstein–Podolsky–Rosen paradox ⓘ

Nathan Rosen → coAuthorOf → Einstein–Podolsky–Rosen paradox ⓘ

this entity surface form: Einstein–Podolsky–Rosen paper on quantum mechanics

Nathan Rosen → notableWork → Einstein–Podolsky–Rosen paradox ⓘ

this entity surface form: Einstein–Podolsky–Rosen paradox paper (1935)

Nathan Rosen → notableConcept → Einstein–Podolsky–Rosen paradox ⓘ

this entity surface form: EPR paradox

Schrödinger's cat thought experiment → relatedTo → Einstein–Podolsky–Rosen paradox ⓘ

this entity surface form: EPR paradox

ensemble interpretation → respondsTo → Einstein–Podolsky–Rosen paradox ⓘ

this entity surface form: Einstein–Podolsky–Rosen (EPR) argument

John Bell → notableWork → Einstein–Podolsky–Rosen paradox ⓘ

this entity surface form: On the Einstein Podolsky Rosen Paradox

Einstein–Podolsky–Rosen paradox → titleOfWork → Einstein–Podolsky–Rosen paradox self-linksurface differs ⓘ

this entity surface form: Can Quantum-Mechanical Description of Physical Reality Be Considered Complete?

Einstein–Podolsky–Rosen paradox → isPartOf → Einstein–Podolsky–Rosen paradox self-linksurface differs ⓘ

this entity surface form: EPR argument

Einstein–Podolsky–Rosen paradox → hasAbbreviation → Einstein–Podolsky–Rosen paradox self-linksurface differs ⓘ

this entity surface form: EPR paradox

Aspect experiment on Bell inequality tests (1982) → relatedToConcept → Einstein–Podolsky–Rosen paradox ⓘ

this entity surface form: EPR paradox

Aspect experiment on Bell inequality tests (1982) → relatedToConcept → Einstein–Podolsky–Rosen paradox ⓘ

this entity surface form: Einstein–Podolsky–Rosen correlations

All labels observed (9)

How this entity was disambiguated Show

Statements (49)

How these facts were elicited Show

Referenced by (15)

How this entity was disambiguated

How these facts were elicited