Stationary Entanglement between Light and Microwave via Ferromagnetic Magnons
Sign Up to like & getrecommendations! Published in 2020 at "Annalen der Physik"
DOI: 10.1002/andp.202000250
Abstract: It is shown how to generate stationary entanglement between light and microwave in a hybrid opto‐electro‐magnonical system which mainly consists of a microwave cavity, a yttrium iron garnet (YIG) sphere, and a nanofiber. The optical… read more here.
Keywords: microwave via; entanglement light; entanglement; light microwave ... See more keywords
Time evolution of entanglement for holographic steady state formation
Sign Up to like & getrecommendations! Published in 2017 at "Journal of High Energy Physics"
DOI: 10.1007/jhep10(2017)034
Abstract: A bstractWithin gauge/gravity duality, we consider the local quench-like time evolution obtained by joining two 1+1-dimensional heat baths at different temperatures at time t = 0. A steady state forms and expands in space. For… read more here.
Keywords: steady state; entanglement; time; time evolution ... See more keywords
Topological string entanglement
Sign Up to like & getrecommendations! Published in 2019 at "Journal of High Energy Physics"
DOI: 10.1007/jhep10(2019)239
Abstract: A bstractWe investigate how topological entanglement of Chern-Simons theory is captured in a string theoretic realization. Our explorations are motivated by a desire to understand how quantum entanglement of low energy open string degrees of… read more here.
Keywords: chern simons; theory; geometry; entanglement ... See more keywords
A modular sewing kit for entanglement wedges
Sign Up to like & getrecommendations! Published in 2019 at "Journal of High Energy Physics"
DOI: 10.1007/jhep11(2019)094
Abstract: Abstract We relate the Riemann curvature of a holographic spacetime to an entangle- ment property of the dual CFT state: the Berry curvature of its modular Hamiltonians. The modular Berry connection encodes the relative bases… read more here.
Keywords: kit entanglement; entanglement; entanglement wedges; sewing kit ... See more keywords
Ishibashi states, topological orders with boundaries and topological entanglement entropy. Part II. Cutting through the boundary
Sign Up to like & getrecommendations! Published in 2019 at "Journal of High Energy Physics"
DOI: 10.1007/jhep11(2019)168
Abstract: Abstract We compute the entanglement entropy in a 2+1 dimensional topological order in the presence of gapped boundaries. Specifically, we consider entanglement cuts that cut through the boundaries. We argue that based on general considerations… read more here.
Keywords: ishibashi states; topological entanglement; entanglement entropy; entanglement ... See more keywords
Enforcing Thermal Entanglement of Three Coupled Qubits by Dissipation
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Theoretical Physics"
DOI: 10.1007/s10773-016-3173-x
Abstract: The stationary state entanglement in a chain with three spins is reported. Each of spins couples to its own separate bosonic reservoir. The master equation for such spins’ system is derived under the Born-Markovian approximation.… read more here.
Keywords: middle spin; spin bosonic; entanglement; bosonic bath ... See more keywords
Separability and Entanglement in the Hilbert Space Reference Frames Related Through the Generic Unitary Transform for Four Level System
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Theoretical Physics"
DOI: 10.1007/s10773-017-3658-2
Abstract: Quantum correlations in the state of four-level atom are investigated by using generic unitary transforms of the classical (diagonal) density matrix. Partial cases of pure state, X-state, Werner state are studied in details. The geometrical… read more here.
Keywords: state; reference; generic unitary; entanglement ... See more keywords
Entanglement and it’s Manipulation
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Theoretical Physics"
DOI: 10.1007/s10773-019-04175-8
Abstract: In this paper, we substantiate the at very low temperatures entanglement is exhibited manifestly. Also, we show that the phenomena of entanglement can be manipulated with respect to certain parameters in 2D crystals like graphene. read more here.
Keywords: entanglement manipulation; entanglement;
Generation and Control of Bipartite Entanglement in a Correlated Spontaneous-Emission Laser
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Russian Laser Research"
DOI: 10.1007/s10946-021-09988-9
Abstract: Bipartite quantum entanglement has numerous practical applications in quantum computation and communication. Here, we study the temporal evolution of bipartite entanglement of a two-mode Gaussian state at the output of a correlated spontaneous-emission laser. The… read more here.
Keywords: bipartite entanglement; correlated spontaneous; spontaneous emission; emission laser ... See more keywords
Four-Wave Mixing-Induced Maximal Entanglement in Superconducting Phase Quantum Circuits
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Superconductivity and Novel Magnetism"
DOI: 10.1007/s10948-017-4053-1
Abstract: We are interested in studying the entanglement of an array of superconducting phase quantum circuits and external magnetic fluxes. It is shown that in a four-level cascade type quantum system, the degree of entanglement increases… read more here.
Keywords: quantum circuits; maximal entanglement; four wave; superconducting phase ... See more keywords
Matched witness for multipartite entanglement
Sign Up to like & getrecommendations! Published in 2017 at "Quantum Information Processing"
DOI: 10.1007/s11128-017-1529-7
Abstract: Entanglement criteria for multipartite entangled states are obtained by matching witnesses to multipartite entangled states. The necessary and sufficient criterion of separability for three qubit X states is given as an example to illustrate the… read more here.
Keywords: matched witness; entanglement; multipartite entanglement; separability ... See more keywords