Bell test experiment
E1044642
The Bell test experiment is a fundamental physics experiment designed to test the predictions of quantum mechanics against local hidden variable theories by measuring correlations between entangled particles.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Bell test experiment canonical | 1 |
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
physics experiment
ⓘ
quantum mechanics experiment ⓘ test of local realism ⓘ |
| addresses |
detection loophole
ⓘ
freedom-of-choice loophole ⓘ locality loophole ⓘ |
| aimsToTest |
Bell inequalities
NERFINISHED
ⓘ
local hidden variable theories ⓘ local realism ⓘ predictions of quantum mechanics ⓘ |
| basedOnTheoryOf | Bell's theorem NERFINISHED ⓘ |
| challenges | local hidden variable models ⓘ |
| compares | experimental correlations with Bell inequality bounds ⓘ |
| demonstrates |
entanglement between spatially separated systems
ⓘ
incompatibility of local realism with quantum predictions ⓘ nonclassical correlations ⓘ violation of Bell inequalities ⓘ |
| field |
experimental physics
ⓘ
quantum foundations ⓘ quantum information theory ⓘ quantum mechanics ⓘ |
| historicalMilestone | first performed in the 1970s ⓘ |
| involves |
entangled electrons
ⓘ
entangled ions ⓘ entangled photons ⓘ random choice of measurement settings ⓘ spacelike separated measurements ⓘ two or more measurement stations ⓘ |
| measures |
correlations between measurement outcomes
ⓘ
joint probabilities of outcomes ⓘ |
| namedAfter | John Stewart Bell NERFINISHED ⓘ |
| notableImplementation |
2015 loophole-free Bell tests
ⓘ
Alain Aspect's experiments in the early 1980s ⓘ |
| supports | standard quantum mechanics ⓘ |
| testsHypothesis |
violation of Bell inequalities by quantum mechanics
ⓘ
whether local hidden variable models can reproduce quantum correlations ⓘ |
| typicalRealization |
Aspect experiment
NERFINISHED
ⓘ
CHSH experiment NERFINISHED ⓘ loophole-free Bell test ⓘ |
| usedIn |
device-independent quantum cryptography
ⓘ
randomness certification ⓘ self-testing of quantum devices ⓘ |
| usesConcept |
Bell inequality
NERFINISHED
ⓘ
correlation functions ⓘ local hidden variable theory ⓘ measurement settings ⓘ nonlocal correlations ⓘ quantum entanglement ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.