Determination of optimal crystallographic orientations for LiNbO<sub>3</sub> and LiTaO<sub>3</sub> bimorph actuators

Determination of optimal crystallographic orientations for LiNbO<sub>3</sub> and LiTaO<sub>3</sub> bimorph actuators

<p>The actuators for precise positioning based on bimorph structures of piezoelectric LiNbO<span class="inline-formula"><sub>3</sub></span> and LiTaO<span class="inline-formula"><sub>3</sub></span> crystals are considered. The...

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Main Authors: O. Buryy, I. I. Syvorotka, Y. Suhak, U. Yakhnevych, D. Sugak, S. Ubizskii, H. Fritze
Format: Article
Language:English
Published: Copernicus Publications 2021-05-01
Series:Journal of Sensors and Sensor Systems
Online Access:https://jsss.copernicus.org/articles/10/121/2021/jsss-10-121-2021.pdf
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spelling doaj-c75950a8f1eb4472b1ba8a82fb529b322021-05-03T12:08:37ZengCopernicus PublicationsJournal of Sensors and Sensor Systems2194-87712194-878X2021-05-011012112610.5194/jsss-10-121-2021Determination of optimal crystallographic orientations for LiNbO<sub>3</sub> and LiTaO<sub>3</sub> bimorph actuatorsO. Buryy0I. I. Syvorotka1Y. Suhak2U. Yakhnevych3D. Sugak4D. Sugak5S. Ubizskii6H. Fritze7Semiconductors Electronics Department, Lviv Polytechnic National University, Lviv, 79013, UkraineScientific Research Company “Electron-Carat”, Lviv, 79031, UkraineInstitute for Energy Research and Physical Technologies, Clausthal University of Technology, 38640, Goslar, GermanySemiconductors Electronics Department, Lviv Polytechnic National University, Lviv, 79013, UkraineSemiconductors Electronics Department, Lviv Polytechnic National University, Lviv, 79013, UkraineScientific Research Company “Electron-Carat”, Lviv, 79031, UkraineSemiconductors Electronics Department, Lviv Polytechnic National University, Lviv, 79013, UkraineInstitute for Energy Research and Physical Technologies, Clausthal University of Technology, 38640, Goslar, Germany<p>The actuators for precise positioning based on bimorph structures of piezoelectric LiNbO<span class="inline-formula"><sub>3</sub></span> and LiTaO<span class="inline-formula"><sub>3</sub></span> crystals are considered. The optimal orientations of the actuator plates ensuring the highest possible displacements are determined by the extreme surfaces technique and the finite-element method. The simulated displacements for optimal orientations of LiNbO<span class="inline-formula"><sub>3</sub></span> and LiTaO<span class="inline-formula"><sub>3</sub></span> plates are compared with those obtained experimentally for manufactured LiNbO<span class="inline-formula"><sub>3</sub></span> and LiTaO<span class="inline-formula"><sub>3</sub></span> actuators, whose orientations are not optimal. As is shown, the optimal configuration of the actuator allows us to significantly increase its displacement for both LiNbO<span class="inline-formula"><sub>3</sub></span> and LiTaO<span class="inline-formula"><sub>3</sub></span> specimens.</p>https://jsss.copernicus.org/articles/10/121/2021/jsss-10-121-2021.pdf
collection DOAJ
language English
format Article
sources DOAJ
author O. Buryy
I. I. Syvorotka
Y. Suhak
U. Yakhnevych
D. Sugak
D. Sugak
S. Ubizskii
H. Fritze
spellingShingle O. Buryy
I. I. Syvorotka
Y. Suhak
U. Yakhnevych
D. Sugak
D. Sugak
S. Ubizskii
H. Fritze
Determination of optimal crystallographic orientations for LiNbO<sub>3</sub> and LiTaO<sub>3</sub> bimorph actuators
Journal of Sensors and Sensor Systems
author_facet O. Buryy
I. I. Syvorotka
Y. Suhak
U. Yakhnevych
D. Sugak
D. Sugak
S. Ubizskii
H. Fritze
author_sort O. Buryy
title Determination of optimal crystallographic orientations for LiNbO<sub>3</sub> and LiTaO<sub>3</sub> bimorph actuators
title_short Determination of optimal crystallographic orientations for LiNbO<sub>3</sub> and LiTaO<sub>3</sub> bimorph actuators
title_full Determination of optimal crystallographic orientations for LiNbO<sub>3</sub> and LiTaO<sub>3</sub> bimorph actuators
title_fullStr Determination of optimal crystallographic orientations for LiNbO<sub>3</sub> and LiTaO<sub>3</sub> bimorph actuators
title_full_unstemmed Determination of optimal crystallographic orientations for LiNbO<sub>3</sub> and LiTaO<sub>3</sub> bimorph actuators
title_sort determination of optimal crystallographic orientations for linbo<sub>3</sub> and litao<sub>3</sub> bimorph actuators
publisher Copernicus Publications
series Journal of Sensors and Sensor Systems
issn 2194-8771
2194-878X
publishDate 2021-05-01
description <p>The actuators for precise positioning based on bimorph structures of piezoelectric LiNbO<span class="inline-formula"><sub>3</sub></span> and LiTaO<span class="inline-formula"><sub>3</sub></span> crystals are considered. The optimal orientations of the actuator plates ensuring the highest possible displacements are determined by the extreme surfaces technique and the finite-element method. The simulated displacements for optimal orientations of LiNbO<span class="inline-formula"><sub>3</sub></span> and LiTaO<span class="inline-formula"><sub>3</sub></span> plates are compared with those obtained experimentally for manufactured LiNbO<span class="inline-formula"><sub>3</sub></span> and LiTaO<span class="inline-formula"><sub>3</sub></span> actuators, whose orientations are not optimal. As is shown, the optimal configuration of the actuator allows us to significantly increase its displacement for both LiNbO<span class="inline-formula"><sub>3</sub></span> and LiTaO<span class="inline-formula"><sub>3</sub></span> specimens.</p>
url https://jsss.copernicus.org/articles/10/121/2021/jsss-10-121-2021.pdf
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AT iisyvorotka determinationofoptimalcrystallographicorientationsforlinbosub3subandlitaosub3subbimorphactuators
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