Results 41 to 50 of about 7,606 (295)

Magnetic refrigeration for nanoelectronics on a cryogen-free platform [PDF]

open access: yes, 2015
Nanostructured samples serve as a playground of solid state physics due to their vast diversity of applications. In addition to various fabrication recipes and measurement methods, the temperature at which these experiments are performed plays a crucial ...
Maradan, D.
core   +1 more source

Investigation on the structural property of the sputtered hcp-phase boron nitride tunnel barrier for spintronic applications

open access: yesAIP Advances, 2020
Recently, two-dimensional (2D) materials have attracted considerable interest for use in spintronic applications, especially hexagonal close-packed (hcp)-phase boron nitride (BN) as a tunnel barrier.
Chaoyi Peng   +5 more
doaj   +1 more source

Bio‐Resorbable Magnetic Tunnel Junctions

open access: yesAdvanced Materials
Abstract Magnetic tunnel junctions (MTJs) play a crucial role in spintronic applications, particularly data storage and sensors. Especially as a non‐volatile memory, MTJs has received substantial attention due to its CMOS compatibility, low power consumption, fast switching speed, and high endurance.
Dong‐Jun Kim   +9 more
openaire   +3 more sources

A quantum-well magnetic tunnel junction [PDF]

open access: yesScience, 2017
Physics Magnetic tunnel junctions, which are essential to the function of hard drive read heads in modern computers, allow current to pass when the spins of their two ferromagnetic layers are pointing in the same direction. Eisenstein et al. built a magnetic tunnel junction out of much more exotic components: a bilayer of GaAs quantum wells, each ...
openaire   +2 more sources

Designing Polymer Nanocomposites for X‐Ray Shielding: Mechanisms, Architectures, and Scalable Processing

open access: yesAdvanced Engineering Materials, EarlyView.
This review highlights advances in lightweight, lead‐free polymer nanocomposites for diagnostic X‐ray shielding. By linking filler chemistry, dispersion, architecture, and photon interaction mechanisms, it establishes structure–performance relationships guiding material design.
Aklilu G. Messele   +2 more
wiley   +1 more source

Hybrid Spintronics/CMOS Logic Circuits Using All-Optical-Enabled Magnetic Tunnel Junction

open access: yesIEEE Open Journal of Nanotechnology, 2022
Spintronics is one of the emerging fields for next-generation low power, high endurance, non-volatile, and area efficient memory technology. Spin torque transfer (STT), spin orbit torque (SOT), and electric field assisted switching mechanisms have been ...
Surya Narain Dikshit   +4 more
doaj   +1 more source

Enhanced Terahertz Thermoelectricity Via Engineered Van Hove Singularities and Nernst Effect in Moiré Superlattices

open access: yesAdvanced Functional Materials, EarlyView.
Moiré band engineering in graphene/hexagonal boron nitride–based superlattices unlocks van Hove singularities (VHSs) for terahertz (THz) optoelectronics. Tuning the Fermi level near these singularities, associated with secondary neutrality points (SNPs), enhances the photothermoelectric response.
Leonid Elesin   +16 more
wiley   +1 more source

Half-metallic Heusler alloy/AlP based magnetic tunnel junction

open access: yesAIP Advances
Exploring the spin transport characteristics of magnetic tunnel junctions based on half-metallic Heusler holds significance, not only in unraveling the fundamental physics at play but also in advancing applications of spintronic devices.
Kaifang Qu, Qiyun Xie, Wei Wang
doaj   +1 more source

Omnipolar Magnetic Field Detection by Superlattice‐Based Hall Sensor

open access: yesAdvanced Functional Materials, EarlyView.
Magnetic‐field‐induced electronic switching is demonstrated in unit‐cell‐engineered La0.7Sr0.3MnO3–BiFeO3 superlattices. Distinct substrate terminations modify magnetic and transport properties. Hall resistance measurements show omnipolar, hysteretic anomalous Hall switching above the Curie temperature, arising from Fe─Mn interfacial exchange, enabling
Mark Huijben   +6 more
wiley   +1 more source

Grazing Incidence X-ray Scattering from Magnetic Thin Films and Nanostructures [PDF]

open access: yes, 2009
Grazing incidence scattering of synchrotron x-rays has been used to characterize the structure of magnetic thin films and periodic nanostructures. The combined metal and metal oxide films have been chosen to clarify the effects of growth processing ...
Eastwood, David Samuel   +1 more
core  

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