Results 101 to 110 of about 14,202 (234)

Multiferroic‐Centric Materials and Systems Engineering for Battery Applications: An Insight Into Mechanisms, Strategies, and Characterizations

open access: yesAdvanced Science, EarlyView.
Multiferroic order parameters – polarization, magnetization, and ferroelastic strain – are positioned as dynamic design variables for batteries. Their mechanistic roles, practical tuning through fabrication and external fields, and ferroic‐resolved characterization routes are unified into a closed‐loop framework, revealing how coupled ferroic responses
Jiaqi Su   +13 more
wiley   +1 more source

A Brief Review on Magnetoelectric Multiferroic Oxides

open access: yes, 2021
Magnetoelectric multiferroics, where a ferromagnetic and a ferroelectric order coexist and are coupled in a single phase, have been a hot topic in condensed matter physics for a long time owing to their ability to facilitate nextgeneration applications ...
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core   +1 more source

Symmetry in Magnetoelectric Electromagnetism and Magnetoelectric Meta‐Atoms

open access: yesAnnalen der Physik
ABSTRACT While in electromagnetism we have space‐time symmetry, magnetoelectric (ME) processes are characterized by space‐time symmetry breaking. Our goal is to show that quantum vacuum fields with both time reversal and space inversion symmetry breaking (so‐called ME fields) can be observed in subwavelength regions of electromagnetic
openaire   +2 more sources

Magnetoelectric properties of 500-nm Cr2O3 films [PDF]

open access: yes, 2016
The linear magnetoelectric effect was measured in 500-nm Cr2O3 films grown by radio frequency sputtering on Al2O3 substrates between top and bottom thin film Pt electrodes.
T. Nozaki (7171238)   +4 more
core   +4 more sources

Polarization Dynamics in Ferroelectrics: Insights Enabled by Machine Learning Molecular Dynamics

open access: yesAdvanced Science, EarlyView.
Machine learning molecular dynamics is presented as a route to capture polarization switching, domain wall kinetics, topological polar textures, and polar mechanical coupling beyond the limits of conventional atomistic methods. This Perspective surveys recent progress and identifies key methodological directions, including long‐range electrostatics ...
Dongyu Bai   +3 more
wiley   +1 more source

Magnetoelectric to multiferroic phase transitions

open access: yes, 2011
It is shown that in the vicinity of magnetoelectric to multiferroic phase transitions the magnetoelectric coefficient α acquires gigantic ...
I. Dzyaloshinskii
core   +1 more source

A high-strength nanofiber scaffold loaded with polydopamine-modified magnetoelectric nanoparticles for spinal cord injury

open access: yesNano Research
Spinal cord injury (SCI) typically refers to structural damage to the spinal cord tissue caused by various external factors, resulting in permanent functional impairment of sensation and movement below the level of injury. To date, there is still no very
Zhiyi Fan   +5 more
doaj   +1 more source

Interface Charge Induced Multifunctional Manipulations in Metals

open access: yesAdvanced Science, EarlyView.
Voltage‑controlled interface charge enables giant, reversible modulation of magnetic anisotropy, magnetization, and resistivity in common metals. Space‑separated ions and electrons accumulate at interfaces, producing strong interfacial capacitor effect and high‑density electrons injection.
Qiang Cao   +10 more
wiley   +1 more source

Merkel's Disks Bioinspired Self‐Powered Flexible Magnetoelectric Sensors Toward the Robotic Arm's Tactile Perceptual Functioning and Smart Learning

open access: yesAdvanced Intelligent Systems, 2020
Flexible/soft tactile sensors enable the robotic arms to gain real‐time mechanical responses, which are of utmost importance for future deep learning in robotic sciences and technologies.
Zheng Ma   +7 more
doaj   +1 more source

Preserving Motor Features by Alternative Re‐Referencing to Remove Heart Artifact on the Stentrode

open access: yesAdvanced Science, EarlyView.
Endovascular brain‐computer interfaces record neural activity from within cerebrovasculature, at the expense of electrocardiogram contamination. Band‐limited independent component analysis separates this heart‐based artifact from task‐relevant neural activity in each frequency band, enabling the reconstruction of cleaner neural recordings without the ...
Ariel K. Feldman   +11 more
wiley   +1 more source

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