Results 51 to 60 of about 13,575 (212)

Magnetostatics of magnetic skyrmion crystals

open access: yesNew Journal of Physics, 2018
Magnetic skyrmion crystals are topological magnetic textures arising in the chiral ferromagnetic materials with Dzyaloshinskii–Moriya interaction.
Ren Qin, Yong Wang
doaj   +1 more source

Efficient energy minimization in finite-difference micromagnetics: Speeding up hysteresis computations [PDF]

open access: yes, 2014
We implement an efficient energy-minimization algorithm for finite-difference micromagnetics that proofs especially useful for the computation of hysteresis loops.
C. Abert   +4 more
semanticscholar   +1 more source

Unveiling the Emergent Traits of Chiral Spin Textures in Magnetic Multilayers

open access: yesAdvanced Science, 2022
Magnetic skyrmions are topologically wound nanoscale textures of spins whose ambient stability and electrical manipulation in multilayer films have led to an explosion of research activities. While past efforts focused predominantly on isolated skyrmions,
Xiaoye Chen   +9 more
doaj   +1 more source

Identification and manipulation of spin wave polarizations in perpendicularly magnetized synthetic antiferromagnets

open access: yesNew Journal of Physics, 2021
Interlayer exchange-coupled synthetic antiferromagnets (SAFs) have the combined advantages of both high frequency of antiferromagnets and easy detection of ferromagnets.
Xing Chen   +5 more
doaj   +1 more source

Micromagnetics of shape anisotropy based permanent magnets [PDF]

open access: yes, 2013
In the search for rare-earth free permanent magnets, various ideas related to shape anisotropy are being pursued. In this work we assess the limits of shape contributions to the reversal stability using micromagnetic simulations.
S. Bance   +5 more
semanticscholar   +1 more source

3D Anodic Alumina Nanoarchitectures: A Decade of Progress from Foundational Science to Functional Metamaterials

open access: yesAdvanced Materials, EarlyView.
Ordered three‐dimensional anodic aluminum oxide (3D‐AAO) nanoarchitectures with longitudinal and transverse pores enable architecture‐driven metamaterials. The review maps fabrication advances, including hybrid pulse anodization, and shows how 3D‐AAO templates tailor properties across magnetism, energy, catalysis, and sensing.
Marisol Martín‐González
wiley   +1 more source

Room‐Temperature Skyrmionic Synapse in 2D Ferromagnet Fe3GaTe2 Operating via Collective Spin Texture Transformation

open access: yesAdvanced Materials, EarlyView.
We demonstrate a neuromorphic synapse in 2D Fe3GaTe2 flakes. The device operates via a current‐driven transformation from a skyrmion‐lattice to a stripe‐domain state, yielding a linear anomalous Hall resistance response with a tunable slope to enable multiply‐accumulate operations. Simulations confirm its viability in artificial neural networks.
Jixiang Huang   +20 more
wiley   +1 more source

Advanced Integration of ES-MADM II in HRM: A Balanced Approach to Appraisal and Promotion Decisions

open access: yesInformation
Personnel appraisal and promotion are fundamental processes in Human Resource Management (HRM), requiring advanced methodologies that adeptly combine objective data with subjective assessments.
Sideris Kiratsoudis, Vassilis Tsiantos
doaj   +1 more source

Switchable Magnonic Crystals Based on Spin Crossover/CrSBr Heterostructures

open access: yesAdvanced Materials, EarlyView.
Multiscale modeling is employed to investigate the functionality of a light‐controlled, tunable magnonic crystal based on spin‐crossover Fe‐pz molecules integrated with a monolayer of CrSBr. Ab initio simulations confirm that the molecules remain functional on the CrSBr surface, while a semiclassical elastic model demonstrates that light‐induced ...
Andrei Shumilin   +4 more
wiley   +1 more source

Multiscale modeling in micromagnetics: Existence of solutions and numerical integration [PDF]

open access: yes, 2012
Various applications ranging from spintronic devices, giant magnetoresistance sensors, and magnetic storage devices, include magnetic parts on very different length scales.
F. Bruckner   +7 more
semanticscholar   +1 more source

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