52 citations · 371 across the 18 of their papers we have counts for
18 papers
Lectures on spintronics and magnonics
M. Mazanov, V. A. Shklovskij
In this series of lectures, we discuss the basic theoretical concepts of magnonics and spintronics. We first briefly recall the relevant topics from quantum mechanics, electrodynam…
Spin Seebeck effect and phonon energy transfer in heterostructures containing layers of a normal metal and a ferromagnetic insulator
A. I. Bezuglyj, V. A. Shklovskij, V. V. Kruglyak +1
In the framework of the kinetic approach based on the Boltzmann equation for the phonon distribution function, we analyze phonon heat transfer in a heterostructure containing a lay…
Local flux-flow instability in superconducting films near Tc
A. I. Bezuglyj, V. A. Shklovskij, R. V. Vovk +3
Larkin and Ovchinnikov established that the viscous flow of magnetic flux quanta in current-biased superconductor films placed in a perpendicular magnetic field can lose stability…
Role of magnons and the size effect in heat transport through an insulating ferromagnet/insulator interface
Valerij A. Shklovskij, Volodymyr V. Kruglyak, Ruslan V. Vovk +1
While recent experiments on the spin Seebeck effect have revealed the decisive role of the magnon contribution to the heat current in hybrid systems containing thin ferromagnet…
Nonlinear relaxation between magnons and phonons in insulating ferromagnets
Valerij A. Shklovskij, Viktoriia V. Mezinova, Oleksandr V. Dobrovolskiy
Nonlinear relaxation between spin waves (magnons) and the crystal lattice (phonons) in an insulating ferromagnet is investigated theoretically. Magnons and phonons are described by…
Reduction of microwave loss by mobile fluxons in grooved Nb films
O. V. Dobrovolskiy, R. Sachser, V. M. Bevz +6
In the mixed state of type II superconductors penetrated by an external magnetic field in the form of a lattice of Abrikosov vortices the dc resistance is known to increase with in…
Radiofrequency generation by coherently moving fluxons
Oleksandr V. Dobrovolskiy, Roland Sachser, Michael Huth +4
A lattice of Abrikosov vortices in type II superconductors is characterized by a periodic modulation of the magnetic induction perpendicular to the applied magnetic field. For a co…
Kinetics of electron cooling in metal films at low temperatures and revision of the two-temperature model
A. I. Bezuglyj, V. A. Shklovskij
The two-temperature model (2TM) introduced by Kaganov, Lifshitz, and Tanatarov is widely used to describe the energy relaxation in the electron-phonon system of a metallic film. At…
Pinning effects on hot-electron vortex flow instability in superconducting films
Valerij A. Shklovskij
The hot-electron vortex flow instability in superconducting films in magnetic field at substrate temperature is theoretically considered in the presence of pinnin…
Pinning effects on flux flow instability in epitaxial Nb thin films
Oleksandr V. Dobrovolskiy, Valerij A. Shklovskij, Marc Hanefeld +3
The flux flow properties of epitaxial niobium films with different pinning strengths are investigated by dc electrical resistance measurements and mapped to results derived within…
Pinning effects on self-heating and flux-flow instability in superconducting films near
Valerij A. Shklovskij, Anastasiia P. Nazipova, Oleksandr V. Dobrovolskiy
The effect of pinning on self-heating triggering the Larkin-Ovchinnikov (LO) flux-flow instability (FFI) in superconducting thin films is theoretically investigated. The problem is…
AC-driven microwave loss modulation in a fluxonic metamaterial
Oleksandr V. Dobrovolskiy, Michael Huth, Valerij A. Shklovskij
We introduce a fluxonic metamaterial on the basis of nanopatterned superconducting Nb microstrips and employ it for modulation and synthesis of quantized loss levels in the lower G…
Vortex ratchet reversal in an asymmetric washboard pinning potential subject to combined dc and ac stimuli
Valerij A. Shklovskij, Vladimir V. Sosedkin, Oleksandr V. Dobrovolskiy
The mixed-state resistive response of a superconductor thin film with an asymmetric washboard pinning potential subject to superimposed dc and ac currents of arbitrary amplitudes a…
Frequency-dependent ratchet effect in superconducting films with a tilted washboard pinning potential
Valerij A. Shklovskij, Oleksandr V. Dobrovolskiy
The influence of an ac current of arbitrary amplitude and frequency on the mixed-state dc-voltage-ac-drive ratchet response of a superconducting film with a dc current-tilted uniax…
Vortex lattice symmetry break in nanostructured Nb thin films
Oleksandr V Dobrovolskiy, Evgeniya Begun, Michael Huth +2
An advanced mask-less nanofabrication technique, focused electron beam-induced deposition (FEBID), has been employed on epitaxial Nb thin films for their ferromagnetic decoration b…
AC-driven Vortices and the Hall Effect in a Superconductor with a Tilted Washboard Pinning Potential
Valerij A. Shklovskij, Oleksandr V. Dobrovolskiy
The Langevin equation for a two-dimensional (2D) nonlinear guided vortex motion in a tilted cosine pinning potential in the presence of an ac is exactly solved in terms of a matrix…
Guiding of vortices and ratchet effect in superconducting films with asymmetric pinning potential
Valerij A. Shklovskij, Vladimir V. Sosedkin
Two-dimensional vortex dynamics in a ratchet washboard planar pinning potential (PPP) in the presence of thermal fluctuations is considered on the basis of a Fokker-Planck equation…
Influence of Point-like Disorder on the Guiding of Vortices and the Hall Effect in a Washboard Planar Pinning Potential
Valerij A. Shklovskij, Oleksandr V. Dobrovolskiy
Explicit current-dependent expressions for anisotropic longitudinal and transverse nonlinear magnetoresistivities are represented and analyzed on the basis of a Fokker-Planck appro…