Search Results - "Douçot, Benoit"
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Pairing of Cooper pairs in a fully frustrated Josephson-junction chain
Published in Physical review letters (03-06-2002)“…We study a one-dimensional Josephson-junction chain embedded in a magnetic field. We show that, when the magnetic flux per elementary loop equals half the…”
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Superconducting nanocircuits for topologically protected qubits
Published in Nature physics (30-11-2008)Get full text
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3
Discrete non-Abelian gauge theories in Josephson-junction arrays and quantum computation
Published in Physical review. B, Condensed matter and materials physics (01-06-2004)Get full text
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4
Meandering conduction channels and the tunable nature of quantized charge transport
Published in Proceedings of the National Academy of Sciences - PNAS (24-09-2024)“…The discovery of the quantum Hall effect has established the foundation of the field of topological condensed matter physics. An amazingly accurate…”
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Direct Cavity Detection of Majorana Pairs
Published in Physical review letters (24-03-2017)“…No experiment could directly test the particle-antiparticle duality of Majorana fermions, so far. However, this property represents a necessary ingredient…”
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6
Production of nonlocal quartets and phase-sensitive entanglement in a superconducting beam splitter
Published in Physical review letters (24-06-2011)“…Three BCS superconductors Sa, Sb, and S and two short normal regions Na and Nb in a three-terminal SaNaSNb Sb setup provide a source of nonlocal quartets…”
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7
Topological dynamics of adiabatic cat states
Published in SciPost physics (01-10-2024)“…We consider a quantum topological frequency converter, realized by coupling a qubit to two slow harmonic modes. The dynamics of such a system is the quantum…”
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8
Partially resummed perturbation theory for multiple Andreev reflections in a short three-terminal Josephson junction
Published in The European physical journal. B, Condensed matter physics (01-03-2016)“…In a transparent three-terminal Josephson junction, modeling nonequilibrium transport is numerically challenging, owing to the interplay between multiple…”
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Anisotropic quantum spin Hall effect, spin-orbital textures, and the Mott transition
Published in Physical review. B, Condensed matter and materials physics (17-12-2013)“…We investigate the interplay between topological effects and Mott physics in two dimensions on a graphenelike lattice, via a tight-binding model containing an…”
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10
Superconducting nanocircuits for topologically protected qubits
Published in Nature physics (01-01-2009)“…For successful realization of a quantum computer, its building blocks—the individual qubits—should be simultaneously scalable and sufficiently protected from…”
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Quartets and the current-phase structure of a double quantum dot superconducting bijunction at equilibrium
Published in The European physical journal. B, Condensed matter physics (01-04-2015)“…The equilibrium current-phase structure of a tri-terminal superconducting Josephson junction (bijunction) is analyzed as a function of the two relevant phases…”
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12
Finite frequency noise of a superconductor-ferromagnet quantum point contact
Published in Physical review letters (19-12-2008)“…We calculate the finite-frequency current noise of a superconductor-ferromagnet quantum point contact (SF QPC). This signal is qualitatively affected by the…”
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Multicomponent Skyrmion lattices and their excitations
Published in Physical review letters (03-05-2013)“…We study quantum Hall ferromagnets with a finite density of topologically charged spin textures in the presence of internal degrees of freedom such as spin,…”
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14
Zero point fluctuations for magnetic spirals and Skyrmions, and the fate of the Casimir energy in the continuum limit
Published in Annals of physics (01-12-2018)“…We study the role of zero-point quantum fluctuations in a range of magnetic states which on the classical level are close to spin-aligned ferromagnets. These…”
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Triplet FFLO superconductivity in the doped Kitaev-Heisenberg honeycomb model
Published in Physical review. B, Condensed matter and materials physics (01-11-2016)Get full text
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16
Squeezing light with Majorana fermions
Published in Physical review. B, Condensed matter and materials physics (13-11-2013)“…Coupling a semiconducting nanowire to a microwave cavity provides a powerfull means to assess about the presence or absence of isolated Majorana fermions in…”
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17
Zero point fluctuations for magnetic spirals and Skyrmions, and the fate of the Casimir energy in the continuum limit
Published in Annals of physics (01-12-2018)Get full text
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18
Interaction induced delocalization for two particles in a periodic potential
Published in Physical review letters (30-10-2000)“…We consider two interacting particles evolving in a one-dimensional periodic structure embedded in a magnetic field. We show that the strong localization…”
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19
Direct Cavity Detection of Majorana Pairs
Published in Physical review letters (01-03-2017)Get full text
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20
Robust preparation and manipulation of protected qubits using time-varying Hamiltonians
Published in Physical review letters (15-07-2011)“…We show that it is possible to initialize and manipulate in a deterministic manner protected qubits using time-varying Hamiltonians. Taking advantage of the…”
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