Results 11 to 20 of about 238,447 (346)

Tensor network and a black hole [PDF]

open access: greenPhysical Review D, 2013
A tensor network formalism of thermofield dynamics is introduced. The formalism relates the original Hilbert space with its tilde space by a product of two copies of a tensor network. Then, their interface becomes an event horizon, and the logarithm of the tensor rank corresponds to the black hole entropy.
Hiroaki Matsueda   +2 more
openalex   +4 more sources

Tracing astrophysical black hole seeds and primordial black holes with LISA-Taiji network

open access: yesMonthly Notices of the Royal Astronomical Society, 2022
ABSTRACT In this work, we discuss the improvement that the joint network of LISA and Taiji could provide on exploring two kinds of black hole formation mechanisms. For astrophysical origin, we consider light seed and heavy seed scenarios, and generate populations accordingly.
Yuchan Yang   +4 more
openaire   +2 more sources

Entanglement, tensor networks and black hole horizons [PDF]

open access: yesGeneral Relativity and Gravitation, 2014
We elaborate on a previous proposal by Hartman and Maldacena on a tensor network which accounts for the scaling of the entanglement entropy in a system at a finite temperature. In this construction, the ordinary entanglement renormalization flow given by the class of tensor networks known as the Multi Scale Entanglement Renormalization Ansatz (MERA ...
Molina-Vilaplana, J., Prior, J.
openaire   +3 more sources

Detection and Localization of Network Black Holes [PDF]

open access: yesIEEE INFOCOM 2007 - 26th IEEE International Conference on Computer Communications, 2007
Internet backbone networks are under constant flux, struggling to keep up with increasing demand. The pace of technology change often outstrips the deployment of associated fault monitoring capabilities that are built into today's IP protocols and routers.
R. R. Kompella   +3 more
openaire   +1 more source

Black Hole Search in the Network and Subway Models

open access: green, 2012
In this thesis we look at mobile agent solutions to black hole search and related problems. Mobile agents are computational entities that are autonomous, mobile, and can interact with their environment and each other. The black hole search problem is for a team of these agents to work together to map or explore a graph-like network environment where ...
Paola Flocchini   +3 more
openalex   +3 more sources

Probing black hole microstate evolution with networks and random walks [PDF]

open access: yesSciPost Physics, 2020
We model black hole microstates and quantum tunneling transitions between them with networks and simulate their time evolution using well-established tools in network theory. In particular, we consider two models based on Bena-Warner three-charge multi-centered microstates and one model based on the D1-D5 system; we use network theory methods to ...
Charles, Anthony M., Mayerson, Daniel R.
openaire   +5 more sources

Searching for a black hole in arbitrary networks [PDF]

open access: yesProceedings of the twenty-first annual symposium on Principles of distributed computing - PODC '02, 2002
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
DOBREV STEFAN   +3 more
openaire   +3 more sources

Searching for a Black Hole in Synchronous Tree Networks

open access: yesCombinatorics, Probability and Computing, 2007
A black hole is a highly harmful stationary process residing in a node of a network and destroying all mobile agents visiting the node, without leaving any trace. We consider the task of locating a black hole in a (partially) synchronous tree network, assuming an upper bound on the time of any edge traversal by an agent.
Czyzowicz, J.   +3 more
openaire   +2 more sources

Applied constant gain amplification in circulating loop experiments [PDF]

open access: yes, 2009
The reconfiguration of channel or wavelength routes in optically transparent mesh networks can lead to deviations in channel power that may impact transmission performance.
Barry, Liam P.   +3 more
core   +1 more source

Erbium dopants in silicon nanophotonic waveguides [PDF]

open access: yes, 2020
The combination of established nanofabrication with attractive material properties makes silicon a promising material for quantum technologies, where implanted dopants serve as qubits with high density and excellent coherence even at elevated ...
Gritsch, Andreas   +3 more
core   +3 more sources

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