Results 111 to 120 of about 11,887 (225)

Behind-the-horizon excitations from a single 2d CFT

open access: yesJournal of High Energy Physics
In this work, we consider the atypical non-equilibrium state found in [1708.06328] which holographically represents a behind-the-horizon excitation in a black hole spacetime.
Souvik Banerjee, Gideon Vos
doaj   +1 more source

Causality in Schwinger's Picture of Quantum Mechanics. [PDF]

open access: yesEntropy (Basel), 2022
Ciaglia FM   +5 more
europepmc   +1 more source

Three Ways to Representations of B^a(E)

open access: yes, 2004
We describe three methods to determine the structure of (sufficiently continuous) representations of the algebra B^a(E) of all adjointable operators on a Hilbert B-module E by operators on a Hilbert C-module. While the last and latest proof is simple and
Skeide, M.
core  

Holography and localization of information in quantum gravity

open access: yesJournal of High Energy Physics
Within the AdS/CFT correspondence, we identify a class of CFT operators which represent diff-invariant and approximately local observables in the gravitational dual.
Eyoab Bahiru   +4 more
doaj   +1 more source

Covariant representations for matrix-valued transfer operators

open access: yes, 2007
Motivated by the multivariate wavelet theory, and by the spectral theory of transfer operators, we construct an abstract affine structure and a multiresolution associated to a matrix-valued weight.
Dutkay, Dorin Ervin, Roysland, Kjetil
core   +2 more sources

Toward a Classification of Mixed-State Topological Orders in Two Dimensions

open access: yesPRX Quantum
The classification and characterization of topological phases of matter is well understood for ground states of gapped Hamiltonians that are well isolated from the environment.
Tyler D. Ellison, Meng Cheng
doaj   +1 more source

Fermionic Magic Resources of Quantum Many-Body Systems

open access: yesPRX Quantum
Understanding the computational complexity of quantum states is a central challenge in quantum many-body physics. In qubit systems, fermionic Gaussian states can be efficiently simulated on classical computers and hence can be employed as a natural ...
Piotr Sierant   +2 more
doaj   +1 more source

10-Commutators, 13-commutators and odd derivations

open access: yesJournal of Nonlinear Mathematical Physics, 2008
Let \(X_1\), \dots, \(X_n\in Vect(n)\) be vector fields on a smooth manifold \(M\) of dimension \(n\) and define the \(N\)-commutator as \(s_N(X_1,\ldots,X_N)=\sum (-1)^\sigma X_{\sigma(1)}\ldots X_{\sigma(N)}\) where the summation runs over the symmetric group \(Sym_N\) and \((-1)^\sigma\) is the sign of the permutation \(\sigma\).
openaire   +1 more source

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