Dynamic Responses of Electrically Driven Quartz Tuning Fork and qPlus Sensor: A Comprehensive Electromechanical Model for Quartz Tuning Fork
A quartz tuning fork and its qPlus configuration show different characteristics in their dynamic features, including peak amplitude, resonance frequency, and quality factor. Here, we present an electromechanical model that comprehensively describes the dynamic responses of an electrically driven tun...
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MDPI AG
2019-06-01
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Series: | Sensors |
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Online Access: | https://www.mdpi.com/1424-8220/19/12/2686 |
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author | Manhee Lee Bongsu Kim Sangmin An Wonho Jhe |
author_facet | Manhee Lee Bongsu Kim Sangmin An Wonho Jhe |
author_sort | Manhee Lee |
collection | DOAJ |
description | A quartz tuning fork and its qPlus configuration show different characteristics in their dynamic features, including peak amplitude, resonance frequency, and quality factor. Here, we present an electromechanical model that comprehensively describes the dynamic responses of an electrically driven tuning fork and its qPlus configuration. Based on the model, we theoretically derive and experimentally validate how the peak amplitude, resonance frequency, quality factor, and normalized capacitance are changed when transforming a tuning fork to its qPlus configuration. Furthermore, we introduce two experimentally measurable parameters that are intrinsic for a given tuning fork and not changed by the qPlus configuration. The present model and analysis allow quantitative prediction of the dynamic characteristics in tuning fork and qPlus, and thus could be useful to optimize the sensors’ performance. |
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format | Article |
id | doaj.art-56b231211d2040daa31a27abd116a843 |
institution | Directory Open Access Journal |
issn | 1424-8220 |
language | English |
last_indexed | 2024-04-13T09:02:09Z |
publishDate | 2019-06-01 |
publisher | MDPI AG |
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series | Sensors |
spelling | doaj.art-56b231211d2040daa31a27abd116a8432022-12-22T02:53:07ZengMDPI AGSensors1424-82202019-06-011912268610.3390/s19122686s19122686Dynamic Responses of Electrically Driven Quartz Tuning Fork and qPlus Sensor: A Comprehensive Electromechanical Model for Quartz Tuning ForkManhee Lee0Bongsu Kim1Sangmin An2Wonho Jhe3Department of Physics, Chungbuk National University, Cheongju, Chungbuk 28644, KoreaDepartment of Physics and Astronomy, Seoul National University, Gwanak-gu, Seoul 08826, KoreaDepartment of Physics and Astronomy, Seoul National University, Gwanak-gu, Seoul 08826, KoreaDepartment of Physics and Astronomy, Seoul National University, Gwanak-gu, Seoul 08826, KoreaA quartz tuning fork and its qPlus configuration show different characteristics in their dynamic features, including peak amplitude, resonance frequency, and quality factor. Here, we present an electromechanical model that comprehensively describes the dynamic responses of an electrically driven tuning fork and its qPlus configuration. Based on the model, we theoretically derive and experimentally validate how the peak amplitude, resonance frequency, quality factor, and normalized capacitance are changed when transforming a tuning fork to its qPlus configuration. Furthermore, we introduce two experimentally measurable parameters that are intrinsic for a given tuning fork and not changed by the qPlus configuration. The present model and analysis allow quantitative prediction of the dynamic characteristics in tuning fork and qPlus, and thus could be useful to optimize the sensors’ performance.https://www.mdpi.com/1424-8220/19/12/2686quartz tuning forkqPlusatomic force microscopysensor |
spellingShingle | Manhee Lee Bongsu Kim Sangmin An Wonho Jhe Dynamic Responses of Electrically Driven Quartz Tuning Fork and qPlus Sensor: A Comprehensive Electromechanical Model for Quartz Tuning Fork Sensors quartz tuning fork qPlus atomic force microscopy sensor |
title | Dynamic Responses of Electrically Driven Quartz Tuning Fork and qPlus Sensor: A Comprehensive Electromechanical Model for Quartz Tuning Fork |
title_full | Dynamic Responses of Electrically Driven Quartz Tuning Fork and qPlus Sensor: A Comprehensive Electromechanical Model for Quartz Tuning Fork |
title_fullStr | Dynamic Responses of Electrically Driven Quartz Tuning Fork and qPlus Sensor: A Comprehensive Electromechanical Model for Quartz Tuning Fork |
title_full_unstemmed | Dynamic Responses of Electrically Driven Quartz Tuning Fork and qPlus Sensor: A Comprehensive Electromechanical Model for Quartz Tuning Fork |
title_short | Dynamic Responses of Electrically Driven Quartz Tuning Fork and qPlus Sensor: A Comprehensive Electromechanical Model for Quartz Tuning Fork |
title_sort | dynamic responses of electrically driven quartz tuning fork and qplus sensor a comprehensive electromechanical model for quartz tuning fork |
topic | quartz tuning fork qPlus atomic force microscopy sensor |
url | https://www.mdpi.com/1424-8220/19/12/2686 |
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