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most citedQuantum secret sharing

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Showing 2012Show all

24 papers · 1 filter

nucl-ex2012★ 155 cited

Analysis of possible systematic errors in the Oslo method

A. C. Larsen, M. Guttormsen, M. Krticka +11

In this work, we have reviewed the Oslo method, which enables the simultaneous extraction of level density and gamma-ray transmission coefficient from a set of particle-gamma coinc…

hep-ph2012★ 10 cited

Can parameters of f_0-mesons be determined correctly analyzing only pion-pion scattering?

Yu. S. Surovtsev, P. Bydzovsky, R. Kaminski +2

The coupled processes -- the pion-pion scattering and pi pi --> K antiK in the I^GJ^{PC}=0^+0^{++} channel -- are analyzed (both separately and combined) in a model-independent app…

physics.optics2012★ 64 cited

Suppression of Interactions in Multimode Random Lasers in the Anderson Localized Regime

Peter Stano, Philippe Jacquod

Understanding random lasing is a formidable theoretical challenge. Unlike conventional lasers, random lasers have no resonator to trap light, they are highly multimode with potenti…

hep-ph2012

Meson electromagnetic form factors

Stanislav Dubnicka, Anna Z. Dubnickova

The electromagnetic structure of the pseudoscalar meson nonet is completely described by the sophisticated Unitary&Analytic model, respecting all known theoretical properties of th…

cond-mat.mes-hall2012★ 11 cited

Spin ordering in magnetic quantum dots: From core-halo to Wigner molecules

R. Oszwałdowski, P. Stano, A. G. Petukhov +1

The interplay of confinement and Coulomb interactions in quantum dots can lead to strongly correlated phases differing qualitatively from the Fermi liquid behavior. We explore how…

cond-mat.stat-mech2012★ 2 cited

Capillary condensation in a pore-like geometry

Małgorzata Zubaszewska, Andrej Gendiar, Andrzej Drzewiński

We study the influence of wetting on the capillary condensation for a simple fluid in a pore-like geometry, where the reference system is an infinitely long slit. The Corner Transf…

cond-mat.dis-nn2012★ 5 cited

Vertex corrections to the mean-field electrical conductivity in strongly disordered electron systems

V. Pokorny, V. Janis

Mean-field theory of non-interacting disordered electron systems is widely and successfully used to describe equilibrium properties of alloys in the whole range of disorder strengt…

nucl-ex2012★ 12 cited

The ASY-EOS experiment at GSI: investigating the symmetry energy at supra-saturation densities

P. Russotto, M. Chartier, E. De Filippo +89

The elliptic-flow ratio of neutrons with respect to protons in reactions of neutron rich heavy-ions systems at intermediate energies has been proposed as an observable sensitive to…

cond-mat.mes-hall2012★ 6 cited

Spin-orbit coupled particle in a spin bath

Peter Stano, Jaroslav Fabian, Igor Žutić

We consider a spin-orbit coupled particle confined in a quantum dot in a bath of impurity spins. We investigate the consequences of spin-orbit coupling on the interactions that the…

cond-mat.mes-hall2012★ 171 cited

Transition from fractional to Majorana fermions in Rashba nanowires

Jelena Klinovaja, Peter Stano, Daniel Loss

We study hybrid superconducting-semiconducting nanowires in the presence of Rashba spin-orbit interaction as well as helical magnetic fields. We show that the interplay between the…

quant-ph2012★ 50 cited

Quantum Walks

Daniel Reitzner, Daniel Nagaj, Vladimir Buzek

This tutorial article showcases the many varieties and uses of quantum walks. Discrete time quantum walks are introduced as counterparts of classical random walks. The emphasis is…

hep-ph2012★ 9 cited

Parameters of scalar resonances from the combined analysis of data on processes and decays

Yu. S. Surovtsev, P. Bydzovsky, R. Kaminski +2

A combined analysis of data on isoscalar S-wave processes and on decays from the DM2, Mark III and BESIII collaborations is pe…

quant-ph2012★ 62 cited

Weak randomness completely trounces the security of QKD

Jan Bouda, Matej Pivoluska, Martin Plesch +1

In usual security proofs of quantum protocols the adversary (Eve) is expected to have full control over any quantum communication between any communicating parties (Alice and Bob).…

cond-mat.mes-hall2012★ 22 cited

Theory of Spin Relaxation in Two-Electron Lateral Coupled Si/SiGe Quantum Dots

Martin Raith, Peter Stano, Jaroslav Fabian

Highly accurate numerical results of phonon-induced two-electron spin relaxation in silicon double quantum dots are presented. The relaxation, enabled by spin-orbit coupling and th…

hep-ph2012★ 10 cited

Masses and widths of scalar-isoscalar multi-channel resonances from data analysis

Yurii S. Surovtsev, Petr Bydzovsky, Robert Kaminski +2

Peculiarities of obtaining parameters for broad multi-channel resonances from data are discussed analyzing the experimental data on processes in the $I^GJ^{PC}=0…

cond-mat.str-el2012★ 23 cited

Ground state of classical bilayer Wigner crystals

L. Samaj, E. Trizac

We study the ground state structure of electronic-like bilayers, where different phases compete upon changing the inter-layer separation or particle density. New series representat…

cond-mat.stat-mech2012★ 25 cited

Weak correlation effects in the Ising model on triangular-tiled hyperbolic lattices

Andrej Gendiar, Roman Krcmar, Sabine Andergassen +2

The Ising model is studied on a series of hyperbolic two-dimensional lattices which are formed by tessellation of triangles on negatively curved surfaces. In order to treat the hyp…

cond-mat.stat-mech2012★ 10 cited

Long-range correlations of the surface charge density between electrical media with flat and spherical interfaces

Ladislav Samaj

We study the asymptotic long-range behavior of the time-dependent correlation function of the surface charge density induced on the interface between two media of distinct dielectr…

cond-mat.stat-mech2012★ 6 cited

Phase space reduction of the one-dimensional Fokker-Planck (Kramers) equation

Pavol Kalinay, Jerome K. Percus

A pointlike particle of finite mass m, moving in a one-dimensional viscous environment and biased by a spatially dependent force, is considered. We present a rigorous mapping of th…

quant-ph2012★ 18 cited

Measurement and Particle Statistics in the Szilard Engine

Martin Plesch, Oscar Dahlsten, John Goold +1

A Szilard Engine is a hypothetical device which is able to extract work from a single thermal reservoir by measuring the position of particles within the engine. We derive the amou…

cond-mat.mes-hall2012★ 13 cited

Magnetic properties of carbon nanodisk and nanocone powders

Jozef Cernak, Geir Helgesen, Jozef Kovac +2

We have investigated the magnetic properties of carbon powders which consist of nanodisks, nanocones, and a small fraction of carbon-black particles. Magnetization measurements wer…

quant-ph2012★ 104 cited

Simulation of indivisible qubit channels in collision models

Tomas Rybar, Sergey N. Filippov, Mario Ziman +1

A sequence of controlled collisions between a quantum system and its environment (composed of a set of quantum objects) naturally simulates (with arbitrary precision) any Markovian…

quant-ph2012★ 2 cited

Probability-based comparison of quantum states

Sergey N. Filippov, Mario Ziman

We address the following state comparison problem: is it possible to design an experiment enabling us to unambiguously decide (based on the observed outcome statistics) on the same…

math-ph2012★ 107 cited

Exact Solvability of the two-photon Rabi Hamiltonian

Igor Travenec

Exact spectrum of the two-photon Rabi Hamiltonian is found, proceeding in full analogy with the solution of standard (one-photon) Rabi Hamiltonian, published by Braak in Phys. Rev.…