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37 Publications
2026 | Journal Article | LibreCat-ID: 63435
L. Claes and M. Winkler, “Describing smooth small-data solutions to a quasilinear hyperbolic-parabolic system by W 1,P energy analysis,” Nonlinear Analysis: Real World Applications, vol. 91, p. 104580, 2026, doi: 10.1016/j.nonrwa.2025.104580.
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2025 | Conference Abstract | LibreCat-ID: 61755
C. Scheidemann, T. Hemsel, and W. Sextro, “Time dependent material characteristics of prestressed piezoelectric ceramics in langevin transducers,” presented at the 22nd International Workshop on Piezoelectric Materials and Applications in Actuators (IWPMA), Vilnius, Lithuania, 2025.
LibreCat
2025 | Conference Abstract | LibreCat-ID: 61757
C. Scheidemann, J. Porzenheim, T. Hemsel, and W. Sextro, “Investigation of the Setting Behaviour of Mechanically Biased Piezoelectric Ultrasonic Transducers,” presented at the 2025 International Congress on Ultrasonics (ICU), Paderborn, Germany, 2025.
LibreCat
2025 | Journal Article | LibreCat-ID: 62000 | 
L. Claes, K. Koch, O. Friesen, and L. Meihost, “Machine Learning-Supported Inverse Measurement Procedure for Broadband, Temperature Dependent Piezoelectric Material Parameters,” Acta Acustica, vol. 9, no. 65, 2025, doi: 10.1051/aacus/2025044.
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2025 | Journal Article | LibreCat-ID: 54837 |
L. Claes, J. Lankeit, and M. Winkler, “A model for heat generation by acoustic waves in piezoelectric materials: Global large-data solutions,” Mathematical Models and Methods in Applied Sciences, vol. 35, no. 11, pp. 2465–2512, 2025, doi: 10.1142/s0218202525500447.
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2025 | Conference Paper | LibreCat-ID: 62299
O. Friesen, C. Scheidemann, L. Claes, T. Hemsel, and B. Henning, “Sensitivity Analysis and Material Parameter Estimation of a Pre-Stressed Langevin Transducer,” in 2025 International Congress on Ultrasonics, 2025, pp. 138–141, doi: 10.5162/ultrasonic2025/a18-a4.
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2025 | Conference Paper | LibreCat-ID: 62296
C. Spieker, J. Förstner, J. Hölscher, L. Claes, and B. Henning, “Modeling and simulation of the behavior of piezoceramics with the discontinuous Galerkin method,” in 2025 International Congress on Ultrasonics, 2025, pp. 126–129, doi: 10.5162/ultrasonic2025/a18-a1.
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2025 | Conference Paper | LibreCat-ID: 62297
J. Hölscher, O. Friesen, L. Claes, C. Spieker, J. Förstner, and B. Henning, “Multiscale thermo-piezoelectric simulations using the finite element method,” in 2025 International Congress on Ultrasonics, 2025, pp. 130–133, doi: 10.5162/ultrasonic2025/a18-a2.
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2025 | Conference Paper | LibreCat-ID: 62298
R. Kuess, O. Friesen, B. Henning, and A. Walther, “Identification of temperature-dependent material parameter functions in piezoelectricity,” in 2025 International Congress on Ultrasonics, 2025, pp. 134–137, doi: 10.5162/ultrasonic2025/a18-a3.
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2025 | Journal Article | LibreCat-ID: 59258
M. Winkler, “Rough Data in an Evolution System Generalizing 1D Thermoviscoelasticity with Temperature-Dependent Parameters,” Applied Mathematics & Optimization, vol. 91, no. 2, Art. no. 44, 2025, doi: 10.1007/s00245-025-10243-9.
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2025 | Conference Paper | LibreCat-ID: 59689 |
O. Friesen, L. Meihost, K. Koch, L. Claes, and B. Henning, “Estimation of piezoelectric material parameters under varying electric field conditions,” presented at the DAS | DAGA 2025 - 51st Annual Meeting on Acoustics, Copenhagen, 2025, doi: 10.71568/DASDAGA2025.078.
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2025 | Conference Paper | LibreCat-ID: 62300
L. Claes, J. Hölscher, O. Friesen, C. Scheidemann, T. Hemsel, and B. Henning, “Estimation of third order elastic constants of piezoceramics using DC biased impedance measurements,” in 2025 International Congress on Ultrasonics, 2025, pp. 142–145, doi: 10.5162/ultrasonic2025/a18-a6.
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2024 | Conference Paper | LibreCat-ID: 53822 |
O. Friesen, M. A. Pasha, M. Schwengelbeck, L. Claes, E. Baumhögger, and B. Henning, “Untersuchung piezoelektrischer Materialeigenschaften unter hydrostatischer Last,” in Fortschritte der Akustik - DAGA 2024, Hannover, 2024, pp. 1117–1120.
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2024 | Conference Paper | LibreCat-ID: 53824 |
K. Koch, L. Claes, B. Jurgelucks, L. Meihost, and B. Henning, “Inverses Verfahren zur Identifikation piezoelektrischer Materialparameter unterstützt durch neuronale Netze,” in Fortschritte der Akustik - DAGA 2024, 2024, pp. 1113–1116.
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2024 | Conference Paper | LibreCat-ID: 56834 |
O. Friesen, L. Claes, C. Scheidemann, N. Feldmann, T. Hemsel, and B. Henning, “Estimation of temperature-dependent piezoelectric material parameters using ring-shaped specimens,” in 2023 International Congress on Ultrasonics, Beijing, China, 2024, vol. 2822, p. 012125, doi: 10.1088/1742-6596/2822/1/012125.
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2024 | Misc | LibreCat-ID: 55416
L. Claes, K. Koch, O. Friesen, and L. Meihost, Machine learning in inverse measurement problems: An application to piezoelectric material characterisation. International Workshop on Piezoelectric Materials and Applications (IWPMA), 2024.
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2024 | Journal Article | LibreCat-ID: 56777
O. Friesen, L. Claes, N. Feldmann, and B. Henning, “Estimation of piezoelectric material parameters of ring-shaped specimens,” tm - Technisches Messen, 2024, doi: https://doi.org/10.1515/teme-2024-0107.
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2024 | Journal Article | LibreCat-ID: 54314
K. Koch, L. Claes, B. Jurgelucks, and L. Meihost, “Neuronale Netze zur Startwertschätzung bei der Identifikation piezoelektrischer Materialparameter,” tm - Technisches Messen, 2024, doi: 10.1515/teme-2024-0099.
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