The emergence of spin electronics in data storage

C Chappert, A Fert, FN Van Dau - Nature materials, 2007 - nature.com
Electrons have a charge and a spin, but until recently these were considered separately. In
classical electronics, charges are moved by electric fields to transmit information and are …

Reversal of nanomagnets by propagating magnons in ferrimagnetic yttrium iron garnet enabling nonvolatile magnon memory

K Baumgaertl, D Grundler - Nature Communications, 2023 - nature.com
Despite the unprecedented downscaling of CMOS integrated circuits, memory-intensive
machine learning and artificial intelligence applications are limited by data conversion …

Microwave assisted magnetic recording: Physics and application to hard disk drives

M Takagishi, N Narita, Y Nakagawa… - Journal of Magnetism …, 2022 - Elsevier
Microwave assisted magnetic recording (MAMR) is one of the key candidate technologies
for ten terabits class magnetic recording. In this article, we review MAMR technology and its …

Reconfigurable magnonic mode-hybridisation and spectral control in a bicomponent artificial spin ice

JC Gartside, A Vanstone, T Dion, KD Stenning… - Nature …, 2021 - nature.com
Strongly-interacting nanomagnetic arrays are finding increasing use as model host systems
for reconfigurable magnonics. The strong inter-element coupling allows for stark spectral …

Microwave assisted magnetic recording utilizing perpendicular spin torque oscillator with switchable perpendicular electrodes

JG Zhu, Y Wang - IEEE Transactions on Magnetics, 2010 - ieeexplore.ieee.org
In this paper, we present a systematic micromagnetic modeling study on microwave assisted
magnetic recording (MAMR) utilizing a perpendicular spin torque oscillator (PSTO) to …

Microwave Assisted Switching of Single Domain Elements

G Woltersdorf, CH Back - Physical review letters, 2007 - APS
We study the switching behavior of thin single domain magnetic elements in the presence of
microwave excitation. The application of a microwave field strongly reduces the coercivity of …

Magnetization dynamics of topological defects and the spin solid in a kagome artificial spin ice

VS Bhat, F Heimbach, I Stasinopoulos, D Grundler - Physical Review B, 2016 - APS
We report broadband spin-wave spectroscopy on kagome artificial spin ice (ASI) made of
large arrays of interconnected Ni 80 Fe 20 nanobars. Spectra taken in saturated and …

Magnon modes of microstates and microwave-induced avalanche in kagome artificial spin ice with topological defects

VS Bhat, S Watanabe, K Baumgaertl, A Kleibert… - Physical review …, 2020 - APS
We investigate spin dynamics of microstates in artificial spin ice (ASI) in Ni 81 Fe 19
nanomagnets arranged in an interconnected kagome lattice using microfocus Brillouin light …

Magnetic force microscopy study of microwave-assisted magnetization reversal in submicron-scale ferromagnetic particles

Y Nozaki, M Ohta, S Taharazako, K Tateishi… - Applied Physics …, 2007 - pubs.aip.org
Changes in magnetic-domain configurations caused by the application of radio-frequency
(rf) fields ranging from 3 to 18 GHz were observed using magnetic force microscope. rf fields …

Spin wave-assisted reduction in switching field of highly coercive iron-platinum magnets

T Seki, K Utsumiya, Y Nozaki, H Imamura… - Nature …, 2013 - nature.com
Recent rapid progress in spintronic and magnetic storage nanodevices has required
nanomagnets to balance competing goals for high coercive field and low switching field …