Entanglement and geometry from subalgebras of the Virasoro algebra
A bstract In this work we study families of generalised coherent states constructed from SL
(2, R) subalgebras of the Virasoro algebra in two-dimensional conformal field theories. We …
(2, R) subalgebras of the Virasoro algebra in two-dimensional conformal field theories. We …
Geometric phases characterise operator algebras and missing information
A bstract We show how geometric phases may be used to fully describe quantum systems,
with or without gravity, by providing knowledge about the geometry and topology of its …
with or without gravity, by providing knowledge about the geometry and topology of its …
Chaos and operator growth in 2d CFT
S Khetrapal - Journal of High Energy Physics, 2023 - Springer
A bstract We study the out-of-time-ordered correlator (OTOC) in a zero temperature 2d large-
c CFT under evolution by a Liouvillian composed of the Virasoro generators. A bound was …
c CFT under evolution by a Liouvillian composed of the Virasoro generators. A bound was …
An Operator Algebraic Approach To Black Hole Information
J van der Heijden, E Verlinde - arxiv preprint arxiv:2408.00071, 2024 - arxiv.org
We present an operator algebraic perspective on the black hole information problem. For a
black hole after Page time that is entangled with the early radiation we formulate a version of …
black hole after Page time that is entangled with the early radiation we formulate a version of …
Changing states in holography: From modular Berry curvature to the bulk symplectic form
B Czech, J De Boer, R Espíndola, B Najian… - Physical Review D, 2023 - APS
We present a new perspective on bulk reconstruction using Berry phases in the boundary
conformal field theory (CFT). Our parallel transport of modular Hamiltonians is associated to …
conformal field theory (CFT). Our parallel transport of modular Hamiltonians is associated to …
Berry phases, wormholes and factorization in AdS/CFT
A bstract For two-dimensional holographic CFTs, we demonstrate the role of Berry phases
for relating the non-factorization of the Hilbert space to the presence of wormholes. The …
for relating the non-factorization of the Hilbert space to the presence of wormholes. The …
Stretched Horizon from Conformal Field Theory
S Das - arxiv preprint arxiv:2406.10879, 2024 - arxiv.org
Recently, it has been observed that the Hartle-Hawking correlators, a signature of smooth
horizon, can emerge from certain heavy excited state correlators in the (manifestly non …
horizon, can emerge from certain heavy excited state correlators in the (manifestly non …
Boundary and bulk notions of transport in the AdS3/CFT2 correspondence
A bstract We construct operators in holographic two-dimensional conformal field theory,
which act locally in the code subspace as arbitrary bulk spacelike vector fields. Key to the …
which act locally in the code subspace as arbitrary bulk spacelike vector fields. Key to the …
Quantum extremal modular curvature: modular transport with islands
A bstract Modular Berry transport is a useful way to understand how geometric bulk
information is encoded in the boundary CFT: the modular curvature is directly related to the …
information is encoded in the boundary CFT: the modular curvature is directly related to the …
Quantum Extremal Modular Curvature: Modular Transport Behind Horizons
Modular Berry transport is a useful way to understand how geometric bulk information is
encoded in the boundary CFT: The modular curvature is directly related to the bulk Riemann …
encoded in the boundary CFT: The modular curvature is directly related to the bulk Riemann …