Results 21 to 30 of about 1,864,921 (351)

Holographic derivation of entanglement entropy from the anti-de Sitter space/conformal field theory correspondence. [PDF]

open access: yesPhysical Review Letters, 2006
A holographic derivation of the entanglement entropy in quantum (conformal) field theories is proposed from anti-de Sitter/conformal field theory (AdS/CFT) correspondence.
S. Ryu, T. Takayanagi
semanticscholar   +1 more source

Twin conformal field theories [PDF]

open access: yesJournal of High Energy Physics, 2019
Abstract Supersymmetric theories with the same bosonic content but different fermions, aka twins, were thought to exist only for supergravity. Here we show that pairs of super conformal field theories, for example exotic $$ \mathcal{N} $$ N
M. J. Duff   +4 more
openaire   +7 more sources

Hybrid conformal field theories [PDF]

open access: yesJournal of High Energy Physics, 2014
56 ...
Bertolini, Marco   +2 more
openaire   +4 more sources

Spinons in conformal field theory [PDF]

open access: yesNuclear Physics B, 1994
18 ...
Bernard, Denis, Pasquier, V., Serban, D.
openaire   +5 more sources

Conformal field theories are magical [PDF]

open access: yesPhysical Review B, 2021
"Magic" is the degree to which a state cannot be approximated by Clifford gates. We study mana, a measure of magic, in the ground state of the $\mathbb Z_3$ Potts model, and argue that it is a broadly useful diagnostic for many-body physics. In particular we find that the $q = 3$ ground state has large mana at the model's critical point, and that this ...
Christopher David White   +2 more
openaire   +3 more sources

Conformal defects from string field theory

open access: yesJournal of High Energy Physics, 2021
Unlike conformal boundary conditions, conformal defects of Virasoro minimal models lack classification. Alternatively to the defect perturbation theory and the truncated conformal space approach, we employ open string field theory (OSFT) techniques to ...
Kasia Budzik   +2 more
doaj   +1 more source

Superspace conformal field theory [PDF]

open access: yesJournal of Physics A: Mathematical and Theoretical, 2013
Published by IOP Publ ...
Quella, Thomas, Schomerus, Volker
openaire   +6 more sources

Holographic Complex Conformal Field Theories [PDF]

open access: yesPhysical Review Letters, 2020
The loss of criticality in the form of weak first-order transitions or the end of the conformal window in gauge theories can be described as the merging of two fixed points that move to complex values of the couplings. When the complex fixed points are close to the real axis, the system typically exhibits walking behavior with Miransky (or Berezinsky ...
David Mateos   +4 more
openaire   +5 more sources

COMP Report: CPQR technical quality control guidelines for use of positron emission tomography/computed tomography in radiation treatment planning

open access: yesJournal of Applied Clinical Medical Physics, Volume 23, Issue 12, December 2022., 2022
Abstract Positron emission tomography with x‐ray computed tomography (PET/CT) is increasingly being utilized for radiation treatment planning (RTP). Accurate delivery of RT therefore depends on quality PET/CT data. This study covers quality control (QC) procedures required for PET/CT for diagnostic imaging and incremental QC required for RTP.
Ran Klein   +7 more
wiley   +1 more source

Complexity of warped conformal field theory

open access: yesEuropean Physical Journal C: Particles and Fields, 2023
Warped conformal field theories in two dimensions are exotic nonlocal, Lorentz violating field theories characterized by Virasoro–Kac–Moody symmetries and have attracted a lot of attention as candidate boundary duals to warped AdS $$_3$$ 3 spacetimes ...
Arpan Bhattacharyya   +2 more
doaj   +1 more source

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