Results 11 to 20 of about 383 (147)

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).
openaire   +2 more sources

Single-subject analyses of magnetoencephalographic evoked responses to the acoustic properties of affective non-verbal vocalizations

open access: yesFrontiers in Neuroscience, 2014
Magneto-encephalography (MEG) was used to examine the cerebral response to affective non-verbal vocalizations (ANVs) at the single-subject level. Stimuli consisted of nonverbal affect bursts from the Montreal Affective Voices morphed to parametrically ...
Emilie eSalvia   +6 more
doaj   +1 more source

A Self-Powered Magneto-Acoustic Tracking Transducer [PDF]

open access: yes2019 IEEE SENSORS, 2019
Acoustic telemetry is widely used for many tracking applications. Objects or subjects are tracked by attaching an acoustic transmitter onto them or having them wear them. The acoustic signal is then detected by different microphones to determine the location of the tagged target.
Abdullah S. Almansouri   +3 more
openaire   +1 more source

NOISE CONTROL OF VEHICLE DRIVE SYSTEMS

open access: yesFacta Universitatis. Series: Mechanical Engineering, 2017
The paper presents an overall simulation approach to control the noise emission of car engines at a very early stage of the design process where no real prototypes are available.
Ulrich Gabbert   +2 more
doaj   +1 more source

Magneto-acoustic waves in magnetic twisted flux tubes [PDF]

open access: yesResearch in Astronomy and Astrophysics, 2021
Abstract At present, many works about MHD wave diagnostics in magnetic flux tubes are based on some pioneering works not considering the contributions of magnetic twist. Other works considered the effect on MHD waves, but the dispersion relationship they presented only gave the wave modes of m
Wu, Wei   +3 more
openaire   +2 more sources

Topologically protected one-way edge mode in networks of acoustic resonators with circulating air flow

open access: yesNew Journal of Physics, 2015
Recent explorations of topology in physical systems have led to a new paradigm of condensed matters characterized by topologically protected states and phase transition, for example, topologically protected photonic crystals enabled by magneto-optical ...
Xu Ni   +6 more
doaj   +1 more source

Magneto-acoustic investigation on steel samples

open access: yesIOP Conference Series: Materials Science and Engineering, 2020
Abstract Experiments have been carried out using yoke for energizing alternating magnetic field in the steel samples. We used acoustic emission sensors and ultrasound microphone for recording acoustic signal born in the steel material. Results of experiments clearly show the presence of Acoustic Barkhausen noise.
O. Szabados   +7 more
openaire   +1 more source

Rapid Fabrication of Self‐Propelled and Steerable Magnetic Microcatheters for Precision Medicine

open access: yesAdvanced Materials, EarlyView.
A rapid Joule heating fabrication method for the production of self‐propelling, adaptive microcatheters, with tunable stiffness and integrated microfluidic channels is presented. Demonstrated through three microrobotic designs, including a steerable guiding catheter, an untethered wave‐crawling TubeBot, and a distal‐end propelled microcatheter, it was ...
Zhi Chen   +5 more
wiley   +1 more source

Plane waves at an interface of thermoelastic and magneto-thermoelastic media

open access: yesMathematical Modelling and Analysis
This research examines the propagation of waves in a semi-infinite, isotropic magneto-thermoelastic solid, and a semi-infinite thermoelastic solid with welded contact.
Annu Rani   +3 more
doaj   +1 more source

Magneto-acoustic wave oscillations in solar spicules

open access: yesAstrophysics and Space Science, 2008
10 pages, 4 ...
Ajabshirizadeh, A.   +2 more
openaire   +2 more sources

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