Magnetoelectric and multiferroic media
AP Pyatakov, AK Zvezdin - Physics-Uspekhi, 2012 - iopscience.iop.org
The last decade has witnessed a significant growth of research into materials with coupled
magnetic and electric properties. Reviewed here are the main types and mechanisms of …
magnetic and electric properties. Reviewed here are the main types and mechanisms of …
Магнитоэлектрические материалы и мультиферроики
АП Пятаков, АК Звездин - Успехи физических наук, 2012 - mathnet.ru
АППятаков, АКЗвездин, “Магнитоэлектрические материалы и мультиферроики”, УФН,
182:6 (2012), 593–620; Phys. Usp., 55:6 (2012), 557–581 Успехи физических наук RUS …
182:6 (2012), 593–620; Phys. Usp., 55:6 (2012), 557–581 Успехи физических наук RUS …
Large microwave generation from current-driven magnetic vortex oscillators in magnetic tunnel junctions
Spin-polarized current can excite the magnetization of a ferromagnet through the transfer of
spin angular momentum to the local spin system. This pure spin-related transport …
spin angular momentum to the local spin system. This pure spin-related transport …
Efficient synchronization of dipolarly coupled vortex-based spin transfer nano-oscillators
Due to their nonlinear properties, spin transfer nano-oscillators can easily adapt their
frequency to external stimuli. This makes them interesting model systems to study the effects …
frequency to external stimuli. This makes them interesting model systems to study the effects …
Dynamics of two coupled vortices in a spin valve nanopillar excited by spin transfer torque
We investigate the dynamics of two coupled vortices driven by spin transfer. We are able to
independently control with current and perpendicular field and to detect the respective …
independently control with current and perpendicular field and to detect the respective …
Spin-torque resonant expulsion of the vortex core for an efficient radiofrequency detection scheme
It has been proposed that high-frequency detectors based on the so-called spin-torque
diode effect in spin transfer oscillators could eventually replace conventional Schottky …
diode effect in spin transfer oscillators could eventually replace conventional Schottky …
Field dependence of spin-transfer-induced vortex dynamics in the nonlinear regime
We derive an analytical model to describe the nonlinear vortex dynamics driven by spin-
transfer torque in nanopillar systems. We consider the nonlinearity arising from the …
transfer torque in nanopillar systems. We consider the nonlinearity arising from the …
Phase locking dynamics of dipolarly coupled vortex-based spin transfer oscillators
Phase locking dynamics of dipolarly coupled vortices excited by spin-polarized current in
two identical nanopillars is studied as a function of the interpillar distance L. Numerical study …
two identical nanopillars is studied as a function of the interpillar distance L. Numerical study …
Spin-torque oscillators
JV Kim - Solid State Physics, 2012 - Elsevier
Spin-transfer torques in magnetic heterostructures give rise to a number of dynamical
processes that are not accessible with magnetic fields alone. A prominent example involves …
processes that are not accessible with magnetic fields alone. A prominent example involves …
Understanding of phase noise squeezing under fractional synchronization of a nonlinear spin transfer vortex oscillator
We investigate experimentally the synchronization of vortex based spin transfer nano-
oscillators to an external rf current whose frequency is at multiple integers, as well as at an …
oscillators to an external rf current whose frequency is at multiple integers, as well as at an …