In string theory, a worldsheet is a two-dimensional manifold which describes the embedding of a string in spacetime. The term was coined by Leonard Susskind...
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through spacetime, a string sweeps out a two-dimensional surface called its worldsheet. This is analogous to the one-dimensional worldline traced out by a point...
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an action of the two-dimensional conformal field theory describing the worldsheet of a string in string theory. It was introduced by Stanley Deser and Bruno...
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to the worldsheet curvature of other strings, so their abundance through space-time determines the measure by which an average string worldsheet will be...
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the string means that only interaction corresponding to an orientable worldsheet are allowed (e.g., two strings can only merge with equal orientation)...
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dimensions. Both theories are based on oriented closed strings. On the worldsheet, they differ only in the choice of GSO projection. They were first discovered...
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E8) ADE classification Dirac string p-form electrodynamics Geometry Worldsheet Kaluza–Klein theory Compactification Why 10 dimensions? Kähler manifold...
164 KB (18,509 words) - 12:23, 25 September 2024
of possible vertex operators in the worldsheet conformal field theory (CFT)—usually those with specific worldsheet fermion number and periodicity conditions...
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manifolds, and these spaces find uses in string theory. In particular, worldsheets of strings are modelled by Riemann surfaces, and superstring theory predicts...
100 KB (9,886 words) - 03:41, 24 August 2024
Interaction in the quantum world: worldlines of point-like particles or a worldsheet swept up by closed strings in string theory...
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closed strings. In addition, depending on the method used to fix the worldsheet diffeomorphisms and conformal transformations in the original free string...
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be determined by the required cancellation of conformal anomaly on the worldsheet; it is 26 for the bosonic string theory and 10 for superstring theory...
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S2CID 36625491. Adamo, Tim; Casali, Eduardo; Skinner, David (2015-02-01). "A worldsheet theory for supergravity". Journal of High Energy Physics. 2015 (2): 116...
35 KB (4,205 words) - 06:14, 28 August 2024
Berman & Perry (2006).) In string theory, there is also a dilaton in the worldsheet CFT – two-dimensional conformal field theory. The exponential of its vacuum...
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E8) ADE classification Dirac string p-form electrodynamics Geometry Worldsheet Kaluza–Klein theory Compactification Why 10 dimensions? Kähler manifold...
30 KB (3,246 words) - 13:48, 10 September 2024
principle Matrix theory (physics) String theory String theory landscape Worldsheet RST model Susskind–Glogower operator Kogut–Susskind fermions Fischler–Susskind...
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interactions between quarks. In order for a string theory to be consistent, the worldsheet theory must be conformally invariant. The obstruction to conformal symmetry...
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metric with signature (−, +, +, +, ...), σ are the coordinates for the worldsheet of the black p-brane, u is its four-velocity, r is the radial coordinate...
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(RNS) formalism is an approach to formulating superstrings in which the worldsheet has explicit superconformal invariance but spacetime supersymmetry is...
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E8) ADE classification Dirac string p-form electrodynamics Geometry Worldsheet Kaluza–Klein theory Compactification Why 10 dimensions? Kähler manifold...
68 KB (7,516 words) - 23:15, 17 September 2024
E8) ADE classification Dirac string p-form electrodynamics Geometry Worldsheet Kaluza–Klein theory Compactification Why 10 dimensions? Kähler manifold...
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groups G 1 {\displaystyle G_{1}} and G 2 {\displaystyle G_{2}} and the worldsheet parity operator Ω p {\displaystyle \Omega _{p}} (such that Ω p : σ → 2...
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Virasoro algebra comprises the generators of the conformal group of the worldsheet, the stress tensor in string theory obeys the commutation relations of...
22 KB (4,038 words) - 13:55, 26 September 2024
E8) ADE classification Dirac string p-form electrodynamics Geometry Worldsheet Kaluza–Klein theory Compactification Why 10 dimensions? Kähler manifold...
32 KB (3,969 words) - 14:59, 23 September 2024
E8) ADE classification Dirac string p-form electrodynamics Geometry Worldsheet Kaluza–Klein theory Compactification Why 10 dimensions? Kähler manifold...
21 KB (2,307 words) - 01:59, 25 September 2024
infinite-dimensional Lie algebra which describes the conformal symmetry of the worldsheet of a string embedded in spacetime. A supersymmetric generalization of...
14 KB (1,334 words) - 09:51, 24 August 2024
E8) ADE classification Dirac string p-form electrodynamics Geometry Worldsheet Kaluza–Klein theory Compactification Why 10 dimensions? Kähler manifold...
8 KB (1,019 words) - 19:31, 30 August 2024
E8) ADE classification Dirac string p-form electrodynamics Geometry Worldsheet Kaluza–Klein theory Compactification Why 10 dimensions? Kähler manifold...
34 KB (4,199 words) - 23:57, 22 May 2024
E8) ADE classification Dirac string p-form electrodynamics Geometry Worldsheet Kaluza–Klein theory Compactification Why 10 dimensions? Kähler manifold...
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"Scattering Forms and the Positive Geometry of Kinematics, Color and the Worldsheet", Journal of High Energy Physics, 2018: 96, arXiv:1711.09102, doi:10...
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