Multivalued Memory via Freezing of Super‐Hard Magnetic Domains in a Quasi 2D‐Magnet

O Mentré, B Leclercq, AM Arevalo‐Lopez… - Small …, 2023 - Wiley Online Library
The design of high‐density non‐volatile memories is a long‐standing dream, limited by
conventional storage “0” or “1” bits. An alternative paradigm exists in which regions within …

Current-induced four-state magnetization switching by spin-orbit torques in perpendicular ferromagnetic trilayers

Y Sheng, YC Li, XQ Ma, KY Wang - Applied Physics Letters, 2018 - pubs.aip.org
We demonstrated current-induced four-state magnetization switching in a trilayer system
using spin-orbit torques. The memory device contains two Co layers with different …

Phase-Change Magnetic Memory: Rewritable Ferromagnetism by Laser Quenching of Chemical Disorder in Alloy

NI Polushkin, V Oliveira, R Vilar, M He, MV Shugaev… - Physical Review …, 2018 - APS
High-intensity laser irradiation can effectively couple to practically all kinds of materials,
causing modification of their physical properties due to laser-induced phase transformations …

Critical properties of 2D Anisotropic ising model with more than nearest neighbor interaction

A El Ghazrani, A Elidrysy, A Lahbibi, S Harir, LB Drissi - Spin, 2022 - World Scientific
Using the finite cluster approximation (FCA) based on a single-site cluster theory and Monte
Carlo simulation (MCS) under the Metropolis algorithm, we study the critical properties of …

Magnetic properties and Curie temperature tuning in copper-Permalloy alloys obtained by electrodeposition

HA Teixeira, CIL de Araujo - Journal of Magnetism and Magnetic Materials, 2022 - Elsevier
Permalloy copper (CuPy) structures, produced by low cost vacuum free pulsed
electrodeposition technique, present relevant results as magnetic material properties …

Influence of structure evolution on magnetic properties of Fe–Ni–Nb–B system

P Svec, M Miglierini, J Dekan… - IEEE Transactions …, 2010 - ieeexplore.ieee.org
The effect of combined presence of iron and nickel has been studied in rapidly quenched
amorphous (Fe-Ni) 81 Nb 7 B 12 system with the ratio of Fe/Ni= 2/1 and 1/2 in as-quenched …

[PDF][PDF] 自旋轨道矩调控的垂直磁各向异性四态存储器结构

盛宇, 张楠, 王开友, 马星桥 - 物理学报, 2018 - wulixb.iphy.ac.cn
利用氧化钽缓冲层对垂直各向异性钴铂多层膜磁性的影响, 构想并验证了一种四态存储器单元.
存储器器件包含两个区域, 其中一区域的钴铂多层膜[Pt (3 nm)/Co (0.47 nm)/Pt (1.5 nm)] …

Rewriting magnetic phase change memory by laser heating

J Timmerwilke, SH Liou, SF Cheng… - Journal of Physics D …, 2016 - iopscience.iop.org
Magnetic phase change memory (MAG PCM) consists of bits with different magnetic
permeability values. The bits are read by measuring their effect on a magnetic probe field …

Using magnetic permeability bits to store information

J Timmerwilke, JR Petrie, KA Wieland… - Journal of Physics D …, 2015 - iopscience.iop.org
Steps are described in the development of a new magnetic memory technology, based on
states with different magnetic permeability, with the capability to reliably store large amounts …

[HTML][HTML] Using Phase Changes to Store Information in the Magnetic Permeability

AS Edelstein, J Timmerwilke, JR Petrie - 2physics.com
Finding better methods for storing information was a serious problem for the earliest
computers; considerable effort is still being devoted to decreasing the cost and increasing …