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most citedLong-range effects in superconductor-ferromagnet structures

744 citations

Showing 2013Show all

27 papers · 1 filter

cond-mat.mes-hall2013★ 71 cited

A multi-stable switchable metamaterial

Philipp Jung, Susanne Butz, Michael Marthaler +4

The field of metamaterial research revolves around the idea of creating artificial media that interact with light in a way unknown from naturally occurring materials. This is commo…

cond-mat.mes-hall2013

Pulse force nanolithography on hard surfaces using atomic force microscopy with a sharp single-crystal diamond tip

Alexei Temiryazev

AFM-based technique of nanolithography is proposed. The method enables rapid point by point indentation with a sharp tip. When used in tandem with single-crystal diamond tips, this…

cond-mat.stat-mech2013★ 10 cited

Reversal time of the magnetization of magnetic nanoparticles at very low damping

William T. Coffey, Yuri P. Kalmykov, Serguey V. Titov

The magnetization reversal time of ferromagnetic nanoparticles is investigated in the very low damping regime. The energy-controlled diffusion equation rooted in a generalization o…

nlin.CD2013★ 13 cited

Hyperbolic and non-hyperbolic chaos in a pair of coupled alternately excited FitzHugh-Nagumo systems

Alexey Yu. Jalnine

We investigate a possibility of realization of structurally stable chaotic dynamics in neural systems. The considered model of interacting neurons consists of a pair of coupled Fit…

cond-mat.supr-con2013★ 2 cited

Radiation power and linewidth of a semifluxon-based Josephson oscillator

M. Paramonov, M. Yu. Fominsky, V. P. Koshelets +4

We demonstrate a high-frequency generator operating at ~200GHz based on flipping a semifluxon in a Josephson junction of moderate normalized length. The semifluxon spontaneously ap…

cond-mat.str-el2013★ 47 cited

Spontaneous breaking of isotropy observed in the electronic transport of rare-earth tritellurides

A. A. Sinchenko, P. D. Grigoriev, P. Lejay +1

We show that the isotropic conductivity in the normal state of rare-earth tritelluride RTe_3 compounds is broken by the occurrence of the unidirectional charge density wave (CDW) i…

cond-mat.mes-hall2013

Aharonov-Bohm resistance magneto-oscillations on single-nanohole graphite and graphene structures

Yu. I. Latyshev, A. P. Orlov, V. A. Volkov +5

Graphene is a stable single atomic layer material exhibiting two-dimensional electron gas of massless Dirac fermions of high mobility. One of the intriguing properties of graphene…

cond-mat.supr-con2013★ 16 cited

Design and experimental study of superconducting left-handed transmission lines with tunable dispersion

E. A. Ovchinnikova, S. Butz, P. Jung +5

We study microwave properties of a superconducting tunable coplanar waveguide (CPW). Pairs of Josephson junctions are forming superconducting quantum interference devices (SQUIDs),…

cond-mat.supr-con2013★ 6 cited

Ultra-compact tunable split-ring resonators

A. Vidiborskiy, V. P. Koshelets, L. V. Filippenko +2

We propose tunable superconducting split-ring resonators (SRRs) employing nonlinear Josephson inductance. A fraction of SRR is replaced by Nb-AlOx-Nb Josephson tunnel junctions con…

cond-mat.mtrl-sci2013★ 1 cited

Spectrum of Coupled Waves in Orthorhombic Multiferroics With Cycloidal Antiferromagnetic Structure in External Electric and Magnetic Fields

Igor V. Bychkov, Dmitry A. Kuzmin, Vladimir G. Shavrov

Spectrum of coupled spin, acoustic, electro-dipole and electromagnetic waves in orthorhombic perovskite multiferroics placed in external electric and magnetic field has been calcul…

cond-mat.supr-con2013★ 1 cited

Modeling the linewidth dependence of coherent terahertz emission from intrinsic Josephson junction stacks in the hot-spot regime

B. Gross, J. Yuan, D. Y. An +12

Recently it has been found that, when operated at large input power, the linewidth of terahertz radiation emitted from intrinsic Josephson junction stacks can be as narrow as some…

cond-mat.mes-hall2013★ 2 cited

Spin injection from topological insulator tunnel-coupled to metallic leads

P. P. Aseev, S. N. Artemenko

We study theoretically helical edge states of 2D and 3D topological insulators (TI) tunnel-coupled to metal leads and show that their transport properties are strongly affected by…

nlin.CD2013★ 29 cited

Structure of the eigenfrequencies parameter space for the system of dissipatively coupled oscillators

Yulia P. Emelianova, Alexander P. Kuznetsov, Ludmila V. Turukina +2

Structure of the eigenfrequencies parameter space for three and four dissipatively coupled van der Pol oscillators is discussed. Situations of different codimension relating to the…

cond-mat.supr-con2013★ 13 cited

Protecting SQUID metamaterials against stray magnetic field

S. Butz, P. Jung, L. V. Filippenko +2

Using superconducting quantum interference devices (SQUIDs) as basic, low-loss elements of thin-film metamaterials has one main advantage: Their resonance frequency is easily tunab…

cond-mat.mes-hall2013★ 27 cited

Bernstein modes and giant microwave response of two-dimensional electron system

V. A. Volkov, A. A. Zabolotnykh

We report on a new contribution to the microwave response of a two-dimensional electron system in magnetic field which originates from excitation of virtual Bernstein modes. These…

cond-mat.supr-con2013★ 54 cited

A one-dimensional tunable magnetic metamaterial

S. Butz, P. Jung, L. V. Filippenko +2

We present experimental data on a one-dimensional superconducting metamaterial that is tunable over a broad frequency band. The basic building block of this magnetic thin-film medi…

nlin.CD2013★ 58 cited

About Landau-Hopf scenario in a system of coupled self-oscillators

Alexander P. Kuznetsov, Sergey P. Kuznetsov, Igor R. Sataev +1

The conditions are discussed for which an ensemble of interacting oscillators may demonstrate the Landau-Hopf scenario of successive birth of multi-frequency quasi-periodic motions…

astro-ph.IM2013★ 276 cited

RadioAstron -- a Telescope with a Size of 300 000 km: Main Parameters and First Observational Results

N. S. Kardashev, V. V. Khartov, RadioAstron collaboration

The Russian Academy of Sciences and Federal Space Agency, together with the participation of many international organizations, worked toward the launch of the RadioAstron orbiting…

cond-mat.stat-mech2013★ 16 cited

Spin-torque effects in thermally assisted magnetization reversal: Method of statistical moments

Y. P. Kalmykov, W. T. Coffey, S. V. Titov +2

Thermal fluctuations of nanomagnets driven by spin-polarized currents are treated via the Landau-Lifshitz-Gilbert equation generalized to include both the random thermal noise fiel…

cond-mat.mtrl-sci2013★ 3 cited

Magnetoelectric susceptibility tensor of multiferroic TbMnO3 with cycloidal antiferromagnetic structure in external field

Igor V. Bychkov, Dmitry A. Kuzmin, Sergey J. Lamekhov +1

Magnetoelectric, dielectric and magnetic susceptibility tensors of multiferroic TbMnO3 with cycloidal antiferromagnetic structure in external electric and magnetic fields have been…

nlin.CD2013

Hyperbolic chaos at blinking coupling of noisy oscillators

Pavel V. Kuptsov, Sergey P. Kuznetsov, Arkady Pikovsky

We study an ensemble of identical noisy phase oscillators with a blinking mean-field coupling, where one-cluster and two-cluster synchronous states alternate. In the thermodynamic…

cond-mat.supr-con2013★ 9 cited

Gaussianity revisited: Exploring the Kibble-Zurek mechanism with superconducting rings

D. J. Weir, R. Monaco, V. P. Koshelets +2

In this paper we use spontaneous flux production in annular superconductors to shed light on the Kibble-Zurek scenario. In particular, we examine the effects of finite size and ext…

nlin.CD2013★ 4 cited

Different types of critical behavior in conservatively coupled Hénon maps

D. V. Savin, A. P. Kuznetsov, A. V. Savin +1

We study the dynamics of two conservatively coupled Hénon maps at different levels of dissipation. It is shown that the decrease of dissipation leads to changes in the parameter pl…

cond-mat.mes-hall2013★ 2 cited

Non-universal shot noise in quasiequilibrium spin valves

T. T. Heikkila, K. E. Nagaev

We show that the breakdown of the Wiedemann-Franz law due to electron--electron scattering in diffusive spin valves may result in a strong suppression of the Fano factor that descr…