M2-branes

E751296

M2-branes are two-dimensional membrane-like objects in M-theory that generalize strings and play a central role in the nonperturbative structure of the theory.

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Statements (46)

Predicate Object
instanceOf brane
extended object
object in M-theory
appearsAs fundamental object in low-energy limit of M-theory
appearsInTheory M-theory NERFINISHED
canEndOn M5-branes
canForm stacks of coincident M2-branes
chargeQuantizedBy integral of G_4 flux
couplesTo 3-form gauge field C_3 of 11D supergravity
dependsOnParameter 11-dimensional Planck length
generalizes fundamental strings
hasAction kappa-symmetric worldvolume action
hasBosonicWorldvolumeFields embedding scalars into 11D spacetime
hasDimensionality 2 spatial dimensions
hasElectricCouplingTo 3-form potential C_3
hasFermionicWorldvolumeFields worldvolume spinors
hasMagneticDualObject M5-branes
hasSymmetry Poincaré invariance on the 2+1D worldvolume (in flat background)
hasTensionScaling T ∝ 1/l_p^3
hasWorldvolumeDimension 2+1
hasWorldvolumeSupersymmetry N=8 in 3 dimensions (maximal) for a single brane in flat space
hasWorldvolumeTheory 3D supersymmetric field theory
isBPSObject yes, in appropriate backgrounds
isDualTo D2-branes in type IIA string theory
isExampleOf p-brane with p=2
isExtendedAlong two spatial directions in target space
isFundamentalIn M-theory NERFINISHED
isImportantFor microscopic understanding of black brane entropy in M-theory
isKeyFor understanding strong-coupling limit of type IIA string theory
isNonperturbativeObjectIn 11D supergravity
isPointlikeIn remaining 9 spatial dimensions of 11D spacetime
isSupersymmetricSolutionOf 11-dimensional supergravity equations of motion
livesIn 11-dimensional spacetime
multipleBranesDescribedBy ABJM theory for stacks of M2-branes at C^4/Z_k
BLG theory for two M2-branes
nearHorizonGeometry AdS4 × S^7 for large number of coincident M2-branes
participatesIn M2–M5 brane systems
playsRole nonperturbative degrees of freedom in M-theory
preserves half of the supersymmetry in flat 11D background
reducesTo fundamental strings under compactification of M-theory on a circle
relatedByCompactificationTo D2-branes and fundamental strings in 10D string theories GENERATED
relatedTo M5-branes via brane intersections
sourceFor 4-form field strength G_4 in 11D supergravity
stackWorldvolumeTheory interacting 3D superconformal Chern–Simons-matter theory
usedToConstruct AdS4/CFT3 dual pairs
worldvolumeTheoryType superconformal field theory in 2+1 dimensions

Referenced by (1)

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

M-theory includes M2-branes