Laser-induced magnetization dynamics and reversal in ferrimagnetic alloys

A Kirilyuk, AV Kimel, T Rasing - Reports on progress in physics, 2013 - iopscience.iop.org
This review discusses the recent studies of magnetization dynamics and the role of angular
momentum in thin films of ferrimagnetic rare-earth–transition metal (RE–TM) alloys, eg …

A method for atomistic spin dynamics simulations: implementation and examples

B Skubic, J Hellsvik, L Nordström… - Journal of physics …, 2008 - iopscience.iop.org
We present a method for performing atomistic spin dynamic simulations. A comprehensive
summary of all pertinent details for performing the simulations such as equations of motions …

Spin wave wells in nonellipsoidal micrometer size magnetic elements

J Jorzick, SO Demokritov, B Hillebrands, M Bailleul… - Physical Review Letters, 2002 - APS
We show experimentally and by model calculations that in finite, nonellipsoidal, micrometer
size magnetic thin film elements the dynamic magnetic eigenexcitations (spin waves) may …

First-order reversal curve diagram analysis of a perpendicular nickel nanopillar array

CR Pike, CA Ross, RT Scalettar, G Zimanyi - Physical Review B—Condensed …, 2005 - APS
We apply a first-order reversal curve (FORC) diagram analysis to a perpendicular nickel
nanopillar array. We find that the FORC diagram signature of this system consists of a two …

Energy dissipation and switching delay in stress-induced switching of multiferroic nanomagnets in the presence of thermal fluctuations

K Roy, S Bandyopadhyay, J Atulasimha - Journal of Applied Physics, 2012 - pubs.aip.org
Switching the magnetization of a shape-anisotropic 2-phase multiferroic nanomagnet with
voltage-generated stress is known to dissipate very little energy (< 1 aJ for a switching time …

Ultra-low-energy straintronics using multiferroic composites

K Roy - Spin, 2013 - World Scientific
This paper reviews the recent developments on building nanoelectronics for our future
information processing paradigm using multiferroic composites. With appropriate choice of …

Binary switching in a 'symmetric'potential landscape

K Roy, S Bandyopadhyay, J Atulasimha - Scientific reports, 2013 - nature.com
A binary switch is the basic building block for information processing. The potential energy
profile of a bistable binary switch is a 'symmetric'double well. The traditional method of …

Behavior of nanomagnet logic in the presence of thermal noise

G Csaba, W Porod - 2010 14th International Workshop on …, 2010 - ieeexplore.ieee.org
We use numerical simulations to analyze the behavior of Nanomagnet Logic (NML) in the
presence of room-temperature thermal fluctuations and discuss simple models to estimate …

Vortex flux channeling in magnetic nanoparticle chains

MJ Hÿtch, RE Dunin-Borkowski, MR Scheinfein… - Physical review …, 2003 - APS
A detailed understanding of the formation of magnetic vortices in closely spaced
ferromagnetic nanoparticles is important for the design of ultra-high-density magnetic …

Statics and fast dynamics of nanomagnets with vortex structure

R Höllinger, A Killinger, U Krey - Journal of magnetism and magnetic …, 2003 - Elsevier
Within the framework of the Landau–Lifshitz–Gilbert equation, using permalloy parameters,
we study the statics and dynamics of flat circular magnetic nano-structures with an in-plane …