--- _id: '19313' abstract: - lang: eng text: The increasingly simulation-driven design process of ultrasonic transducers requires several reliable parameters for the description of the material behaviour. Exact results can only be achieved when a single specimen is used in the identification process, which typically is prone to the problem of low sensitivities to certain material parameters and thus high uncertainties. Therefore, a custom electrode topology for increased sensitivity is proposed for a piezoceramic disc. The thereupon conducted measurements of the electric impedance can be used as a starting point for an inverse approach where an equivalent simulation model is used to identify fitting material parameters. An optimisation strategy based on a preliminary sensitivity analysis is presented that leads to a good agreement between measurement and simulation. Furthermore, the proposed measurement procedure is able to evaluate the quality of the simulation model. Hence, different frequency-dependent damping models are presented and evaluated. author: - first_name: Nadine full_name: Feldmann, Nadine id: '23082' last_name: Feldmann - first_name: Veronika full_name: Schulze, Veronika last_name: Schulze - first_name: Leander full_name: Claes, Leander id: '11829' last_name: Claes orcid: 0000-0002-4393-268X - first_name: Benjamin full_name: Jurgelucks, Benjamin last_name: Jurgelucks - first_name: Andrea full_name: Walther, Andrea last_name: Walther - first_name: Bernd full_name: Henning, Bernd id: '213' last_name: Henning citation: ama: Feldmann N, Schulze V, Claes L, Jurgelucks B, Walther A, Henning B. Inverse piezoelectric material parameter characterization using a single disc-shaped specimen. tm - Technisches Messen. Published online 2020:50-55. doi:10.1515/teme-2020-0012 apa: Feldmann, N., Schulze, V., Claes, L., Jurgelucks, B., Walther, A., & Henning, B. (2020). Inverse piezoelectric material parameter characterization using a single disc-shaped specimen. Tm - Technisches Messen, 50–55. https://doi.org/10.1515/teme-2020-0012 bibtex: '@article{Feldmann_Schulze_Claes_Jurgelucks_Walther_Henning_2020, title={Inverse piezoelectric material parameter characterization using a single disc-shaped specimen}, DOI={10.1515/teme-2020-0012}, journal={tm - Technisches Messen}, author={Feldmann, Nadine and Schulze, Veronika and Claes, Leander and Jurgelucks, Benjamin and Walther, Andrea and Henning, Bernd}, year={2020}, pages={50–55} }' chicago: Feldmann, Nadine, Veronika Schulze, Leander Claes, Benjamin Jurgelucks, Andrea Walther, and Bernd Henning. “Inverse Piezoelectric Material Parameter Characterization Using a Single Disc-Shaped Specimen.” Tm - Technisches Messen, 2020, 50–55. https://doi.org/10.1515/teme-2020-0012. ieee: 'N. Feldmann, V. Schulze, L. Claes, B. Jurgelucks, A. Walther, and B. Henning, “Inverse piezoelectric material parameter characterization using a single disc-shaped specimen,” tm - Technisches Messen, pp. 50–55, 2020, doi: 10.1515/teme-2020-0012.' mla: Feldmann, Nadine, et al. “Inverse Piezoelectric Material Parameter Characterization Using a Single Disc-Shaped Specimen.” Tm - Technisches Messen, 2020, pp. 50–55, doi:10.1515/teme-2020-0012. short: N. Feldmann, V. Schulze, L. Claes, B. Jurgelucks, A. Walther, B. Henning, Tm - Technisches Messen (2020) 50–55. date_created: 2020-09-11T11:57:50Z date_updated: 2022-09-06T07:12:15Z department: - _id: '49' doi: 10.1515/teme-2020-0012 language: - iso: eng page: 50-55 project: - _id: '90' name: Ein modellbasiertes Messverfahren zur Charakterisierung der frequenzabhängigen Materialeigenschaften von Piezokeramiken unter Verwendung eines einzelnen Probekörperindividuums - _id: '108' grant_number: FOR 5208 name: 'NEPTUN: Modellbasierte Bestimmung nichtlinearer Eigenschaften von Piezokeramiken für Leistungsschallanwendungen' publication: tm - Technisches Messen publication_identifier: issn: - 2196-7113 - 0171-8096 publication_status: published quality_controlled: '1' status: public title: Inverse piezoelectric material parameter characterization using a single disc-shaped specimen type: journal_article user_id: '11829' year: '2020' ...