Aharonov–Bohm effect

E435846

The Aharonov–Bohm effect is a quantum mechanical phenomenon in which charged particles are influenced by electromagnetic potentials in regions where the classical electromagnetic fields are zero, revealing the physical significance of potentials in quantum theory.

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Predicate Object
instanceOf interference phenomenon
physical effect
quantum mechanical phenomenon
challenges classical view that only fields are physical
hasAbbreviation AB effect
hasApplication Aharonov–Bohm interferometers
mesoscopic physics
quantum transport in nanostructures
hasDiscoverer David Bohm
Yakir Aharonov
hasExperimentalRealization electron double-slit experiments with confined magnetic flux
mesoscopic ring interferometers
hasField electromagnetism
quantum field theory
quantum mechanics
hasMathematicalDescription phase shift equals (q/ħ) times line integral of vector potential
phase shift proportional to enclosed magnetic flux
hasType electric Aharonov–Bohm effect
magnetic Aharonov–Bohm effect
scalar Aharonov–Bohm effect
time-dependent Aharonov–Bohm effect
hasYearProposed 1959
involvesConcept electromagnetic potential
electron interference
gauge invariance
magnetic flux
quantum phase
scalar potential
topology in quantum mechanics
vector potential
isDiscussedIn foundations of quantum mechanics
philosophy of physics
isExampleOf gauge theory effect
topological phase effect
isRelatedTo Aharonov–Casher effect
Berry phase
Dirac monopole
Wilson loop
gauge potential holonomy
occursWhen charged particles move in regions with zero electromagnetic field but nonzero potential
resultsIn observable phase difference between particle paths
shift of interference fringes
showsProperty gauge potential measurability
nonlocal features of quantum mechanics
path-dependent phase shift
physical significance of potentials
supports physical relevance of gauge potentials

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Referenced by (17)

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

Yakir Aharonov notableWork Aharonov–Bohm effect
Yakir Aharonov coDiscovererOf Aharonov–Bohm effect
Yakir Aharonov knownFor Aharonov–Bohm effect
Yakir Aharonov notableConcept Aharonov–Bohm effect
Peierls substitution relatedTo Aharonov–Bohm effect in lattices
linked to: Aharonov–Bohm effect
Aharonov–Bohm effect hasType magnetic Aharonov–Bohm effect
linked to: Aharonov–Bohm effect
Aharonov–Bohm effect hasType electric Aharonov–Bohm effect
linked to: Aharonov–Bohm effect
Aharonov–Bohm effect hasType time-dependent Aharonov–Bohm effect
linked to: Aharonov–Bohm effect
Aharonov–Bohm effect hasApplication Aharonov–Bohm interferometers
linked to: Aharonov–Bohm effect
David Bohm knownFor Bohm–Aharonov effect
linked to: Aharonov–Bohm effect
Aharonov–Casher effect isAnalogousTo Aharonov–Bohm effect
Aharonov–Casher effect isDualTo Aharonov–Bohm effect
Dirac quantization condition relatedTo Aharonov–Bohm effect
collective electrodynamics usesConcept Aharonov–Bohm effect
collective electrodynamics appliesTo Aharonov–Bohm experiments
linked to: Aharonov–Bohm effect
collective electrodynamics influencedBy Aharonov–Bohm theory
linked to: Aharonov–Bohm effect
Berry phase relatedTo Aharonov–Bohm effect