Bell Inequality Explorer

Test quantum entanglement vs. classical correlations — does Nature violate Bell's inequality?

Correlation Experiment

Settings

CHSH: |E(AB) - E(AB') + E(A'B) + E(A'B')| ≤ 2
Quantum max: 2√2 ≈ 2.828

Results

Trials run:0
E(AB) correlation:
E(AB') correlation:
E(A'B) correlation:
E(A'B') correlation:
CHSH value |S|:
Classical limit:2.000
Quantum limit (Tsirelson):2.828