Results 1 to 10 of about 140,791 (178)

Phonon diodes and transistors from magneto-acoustics

open access: yesNew Journal of Physics, 2014
By sculpting the magnetic field applied to magneto-acoustic materials, phonons can be used for information processing. Using a combination of analytic and numerical techniques, we demonstrate designs for diodes (isolators) and transistors that are ...
Sophia R Sklan, Jeffrey C Grossman
doaj   +6 more sources

Magnetoactive Acoustic Topological Transistors [PDF]

open access: yesAdvanced Science, 2022
Topological field‐effect transistor is a revolutionary concept that physical fields are used to switch on and off quantum topological states of the condensed matter.
Kyung Hoon Lee   +7 more
doaj   +2 more sources

Femtosecond Laser Ablation and Delamination of Functional Magnetic Multilayers at the Nanoscale [PDF]

open access: yesNanomaterials
Laser nanostructuring of thin films with ultrashort laser pulses is widely used for nanofabrication across various fields. A crucial parameter for optimizing and understanding the processes underlying laser processing is the absorbed laser fluence, which
Pavel Varlamov   +6 more
doaj   +2 more sources

Magneto-Acoustic Imaging in Biology

open access: yesApplied Sciences, 2023
This review examines the use of magneto-acoustic methods to measure electrical conductivity. It focuses on two techniques developed in the last two decades: Magneto-Acoustic Tomography with Magnetic Induction (MAT-MI) and Magneto-Acousto-Electrical Tomography (MAET).
Bradley J. Roth
openaire   +3 more sources

Magneto-forming studies [PDF]

open access: yes, 2017
The paper describes preliminary experimental studies of magneto-forming technology, undertaken at Loughborough University and using the existing 2 MA/100 kJ Quattro capacitor bank as power supply.
Bucur Novac (1257765)   +6 more
core   +7 more sources

Towards Resonantly Enhanced Acoustic Phonon-Exchange Magnon Interactions at THz Frequencies

open access: yesMagnetochemistry, 2023
Using valid experimental parameters, we quantify the magnitude of resonantly phonon-driven precession of exchange magnons in freestanding ferromagnetic nickel thin films on their thickness L.
Tudor-Gabriel Mocioi   +2 more
doaj   +1 more source

Magneto Acoustic Spin Hall Oscillators [PDF]

open access: yesScientific Reports, 2018
AbstractThis paper introduces a novel oscillator that combines the tunability of spin Hall-driven nano oscillators with the high quality factor (Q) of high overtone bulk acoustic wave resonators (HBAR), integrating both reference and tunable oscillators on the same chip with CMOS.
Mustafa Mert Torunbalci   +3 more
openaire   +6 more sources

49th Winter School on Wave and Quantum Acoustics XLVIIIth Winter School on Environmental Acoustics and Vibroacoustics Szczyrk, Poland, February 24–27, 2020

open access: yesArchives of Acoustics, 2020
49th Winter School on Wave and Quantum Acoustics constituted platforms for sharing the results and achievements obtained in different branches of physical acoustics, as molecular acoustics, quantum acoustics, acousto-optics, magnetoacoustics ...
Dariusz Bismor
doaj   +1 more source

Photospheric high-frequency acoustic power excess in sunspot umbra: signature of magneto-acoustic modes [PDF]

open access: yes, 2013
We present observational evidence for the presence of MHD (magnetohydrodynamic) waves in the solar photosphere deduced from SOHO/MDI (Solar and Heliospheric Observatory/Michelson Doppler Imager) Dopplergram velocity observations.
Shelyag, S.   +14 more
core   +2 more sources

48th Winter School on Wave and Quantum Acoustics XLVIIth Winter School on Environmental Acoustics and Vibroacoustics Szczyrk, Poland, 25.02–01.03.2019

open access: yesArchives of Acoustics, 2019
48th Winter School on Wave and Quantum Acoustics constituted platforms for sharing the results and achievements obtained in different branches of physical acoustics (e.g.
Winter Schools on Acoustics
doaj   +1 more source

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