Dirac magnetic monopoles

E135690

hypothetical elementary particle magnetic monopole

Dirac magnetic monopoles are hypothetical elementary particles proposed by Paul Dirac that carry isolated magnetic charge, whose existence would explain the quantization of electric charge and profoundly impact fundamental physics.

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All labels observed (3)

Label	Occurrences
Dirac monopole	2
Dirac magnetic monopoles canonical	1
Dirac string construction	1

Statements (48)

Predicate	Object
instanceOf	hypothetical elementary particle ⓘ magnetic monopole ⓘ
describedIn	Dirac 1931 paper on quantized singularities in the electromagnetic field ⓘ
explains	quantization of electric charge ⓘ
hasProperty	breaks electric-magnetic duality symmetry if absent ⓘ couples to electromagnetic field via magnetic charge ⓘ isolated magnetic charge ⓘ magnetic charge is not accompanied by opposite pole ⓘ magnetic charge is quantized ⓘ pointlike in the original Dirac formulation ⓘ singular vector potential description ⓘ would be highly ionizing in matter ⓘ would carry very large magnetic charge compared to electric charge ⓘ would interact strongly with magnetic fields ⓘ would profoundly impact fundamental physics if discovered ⓘ
hasQuantizationCondition	eg = nħc/2 ⓘ
implies	electric charge is proportional to inverse of magnetic charge unit ⓘ electric charge is quantized in integer multiples of a fundamental unit ⓘ
influenced	development of topological methods in gauge theories ⓘ study of monopoles in non-Abelian gauge theories ⓘ
introducedIn	1931 ⓘ
motivated	searches for magnetic monopoles in collider experiments ⓘ searches for magnetic monopoles in condensed matter analog systems ⓘ searches for magnetic monopoles in cosmic rays ⓘ
predictedEffect	would catalyze baryon number violating processes in some models ⓘ would lead to quantization of electric charge ⓘ would modify Maxwell equations by adding magnetic charge and current terms ⓘ would produce characteristic ionization tracks in detectors ⓘ
proposedBy	Paul Dirac ⓘ
relatedConcept	Dirac quantization condition ⓘ Dirac string ⓘ electric-magnetic duality ⓘ grand unified theories ⓘ magnetic charge ⓘ topological defects ⓘ ’t Hooft–Polyakov monopoles ⓘ surface form: ’t Hooft–Polyakov monopole
requires	Dirac magnetic monopoles self-linksurface differs ⓘ surface form: Dirac string construction single-valuedness of charged particle wavefunctions ⓘ
restores	electric-magnetic duality symmetry in Maxwell theory ⓘ
satisfies	Dirac quantization condition ⓘ
searchesConductedBy	collider experiments such as the LHC ⓘ cosmic ray experiments ⓘ underground detectors ⓘ
status	hypothetical ⓘ not experimentally observed ⓘ
theoreticalFramework	gauge theory ⓘ quantum electrodynamics ⓘ quantum mechanics ⓘ

Referenced by (4)

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

Monopole and Exotics Detector at the LHC → searchesFor → Dirac magnetic monopoles ⓘ

Dirac magnetic monopoles → requires → Dirac magnetic monopoles self-linksurface differs ⓘ

this entity surface form: Dirac string construction

’t Hooft–Polyakov monopoles → relatedConcept → Dirac magnetic monopoles ⓘ

subject surface form: 't Hooft–Polyakov monopoles

this entity surface form: Dirac monopole

Yang monopole → generalizes → Dirac magnetic monopoles ⓘ

this entity surface form: Dirac monopole