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Microsystems, Electronics and Acoustics
ISSN 2523-4447 · e‑ISSN 2523-4455 Open Access · CC BY-SA 4.0
Issue · 2020

Vol. 25 No. 3 (2020)

Vol. 25 · 3
Published Dec 2020
Articles 8
Authors 28
§ Table of contents

Articles

Simulation of a Grid Multi-Layer Shield to Reduce the Magnetic Field of Power Lines

Andrii Vitaliiovych Dymerets, Andrii Vasyliovych Kracnozhon, Oleksii Vasyliovych Krasnozhon

Seeing the harmful effects of the magnetic field on human health, the task of reducing the magnetic flux density in places of people long-term stays near power lines is…

#power line #magnetic flux density #security zone #grid electromagnetic shield
p. 5-10
10.20535/2523-4455.mea.208320

Computer Model and Calculation of Magnetic Field Induction of Induction Concentrator

Vladyslav Olehovych Klymenko, Serhii Oleksiiovych Maikut, Leonid Yurievych Tsybulskyi, Anatolii Ivanovych Kuzmychev

Computer modeling of the induction concentrator-transformer and calculation of the induction of the magnetic field in it for different variants of design are carried…

#induction concentrator-transformer #magnetic field induction #computer simulation #Maxwell's equation
p. 19-26
10.20535/2523-4455.mea.208707

Ferroelectric Nanoparticles in a Nanocomposite. Influence of Size Distribution on Temperature Dependences of Pyroelectric and Electrocaloric Transformation

Hanna V. Shevliakova, Hryhorii S. Sviechnikov, Mykolai V. Morozoskyi, Hanna M. Morozovska

Ferroelectric materials are widely used in small micro- and nanoelectronic devices and systems, allowing for the pyroelectric and electrocaloric effects inherent to…

#ferroelectric nanoparticles #polarization #electrocaloric transformation #pyroelectric transformation
p. 27-35
10.20535/2523-4455.mea.209142

Use of Spectral Transforms for Analysis of Power Consumption of Local Object

Vladyslav Oleksandrovych Osokin, Vitalii Viktorovych Levchenko, Yuliia Serhiivna Yamnenko

The paper is devoted to the use and comparative analysis of discrete spectral transforms of Fourier, Hartley, Wilenkin-Crestenson and transform at the oriented basis…

#spectral analysis #Fourier transform #Hartley transform #oriented basis transform
p. 11-18
10.20535/2523-4455.mea.210186

Precision Ultrasonic Measurement of Fluid Level through a “Thick” Steel Wall

Valeriy K. Bohushevych, Lidia M. Zamarenova, Hlib M. Kotov, Mihailo I. Skipa

Issues of the fluid level measurement through a steel wall are considered. When level measuring by signal propagation time, correlation-phase reception of complex…

#Level measurement through wall #acoustic method #Lamb’ waves #phase-correlation reception
p. 56-68
10.20535/2523-4455.mea.209689

Artificial Software Complex "Artificial Head". Part 2 Evaluation of Speech Intelligibility in Classrooms

Olexandr Oleksandrovych Dvornyk, Daria Ievheniivna Motorniuk, Maryna Vitaliivna Didkovska, Arkadii Mykolaiovych Prodeus

Experimental studies of the use of the developed hardware and software tool “Artificial Head” for two-channel estimation of the intelligibility of the speech distorted…

#speech intelligibility #reverberation #test signal #impulse response
p. 48-55
10.20535/2523-4455.mea.209928