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Irrational Conformal Field Theory [PDF]

open access: yesPhysics Reports, 1995
This is a review of irrational conformal field theory, which includes rational conformal field theory as a small subspace. Central topics of the review include the Virasoro master equation, its solutions and the dynamics of irrational conformal field ...
Ademollo   +178 more
core   +6 more sources

Spinons in Conformal Field Theory [PDF]

open access: yesNuclear Physics B, 1994
We study the $su(2)$ conformal field theory in its spinon description, adapted to the Yangian invariance. By evaluating the action of the Yangian generators on the primary fields, we find a new connection between this conformal field theory and the ...
Bardakci   +24 more
core   +7 more sources

Axiomatic Conformal Field Theory [PDF]

open access: yesCommunications in Mathematical Physics, 1998
A new rigorous approach to conformal field theory is presented. The basic objects are families of complex-valued amplitudes, which define a meromorphic conformal field theory (or chiral algebra) and which lead naturally to the definition of topological ...
Gaberdiel, Matthias R, Goddard, Peter
core   +8 more sources

Decoherence in Conformal Field Theory [PDF]

open access: yesJournal of High Energy Physics, 2020
Noise sources are ubiquitous in Nature and give rise to a description of quantum systems in terms of stochastic Hamiltonians. Decoherence dominates the noise-averaged dynamics and leads to dephasing and the decay of coherences in the eigenbasis of the ...
Adolfo del Campo, Tadashi Takayanagi
doaj   +4 more sources

Defects in conformal field theory [PDF]

open access: yesJournal of High Energy Physics, 2016
A bstractWe discuss consequences of the breaking of conformal symmetry by a flat or spherical extended operator. We adapt the embedding formalism to the study of correlation functions of symmetric traceless tensors in the presence of the defect.
M. Billò   +3 more
semanticscholar   +8 more sources

Open Descendants in Conformal Field Theory [PDF]

open access: greenFortschritte der Physik/Progress of Physics, 1996
Open descendants extend Conformal Field Theory to unoriented surfaces with boundaries. The construction rests on two types of generalizations of the fusion algebra. The first is needed even in the relatively simple case of diagonal models.
Augusto Sagnotti, Yassen S. Stanev
core   +10 more sources

ALE manifolds and Conformal Field Theory [PDF]

open access: yesInternational Journal of Modern Physics A, 1993
We address the problem of constructing the family of (4,4) theories associated with the sigma-model on a parametrized family ${\cal M}_{\zeta}$ of Asymptotically Locally Euclidean (ALE) manifolds.
Anselmi, D.   +4 more
core   +9 more sources

Entanglement entropy and conformal field theory [PDF]

open access: yesJournal of Physics A: Mathematical and Theoretical, 2009
We review the conformal field theory approach to entanglement entropy in 1+1 dimensions. We show how to apply these methods to the calculation of the entanglement entropy of a single interval, and the generalization to different situations such as finite
P. Calabrese, J. Cardy
semanticscholar   +8 more sources

On marginal operators in boundary conformal field theory [PDF]

open access: yesJournal of High Energy Physics, 2019
The presence of a boundary (or defect) in a conformal field theory allows one to generalize the notion of an exactly marginal deformation. Without a boundary, one must find an operator of protected scaling dimension ∆ equal to the space-time dimension d ...
Christopher P. Herzog, Itamar Shamir
doaj   +2 more sources

Discreteness and integrality in Conformal Field Theory [PDF]

open access: yesJournal of High Energy Physics, 2021
Various observables in compact CFTs are required to obey positivity, discreteness, and integrality. Positivity forms the crux of the conformal bootstrap, but understanding of the abstract implications of discreteness and integrality for the space of CFTs
Justin Kaidi, Eric Perlmutter
doaj   +6 more sources

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