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37 Publications


2026 | Journal Article | LibreCat-ID: 63435
Describing smooth small-data solutions to a quasilinear hyperbolic-parabolic system by W 1,P energy analysis
L. Claes, M. Winkler, Nonlinear Analysis: Real World Applications 91 (2026) 104580.
LibreCat | DOI
 

2025 | Conference Abstract | LibreCat-ID: 61755
Time dependent material characteristics of prestressed piezoelectric ceramics in langevin transducers
C. Scheidemann, T. Hemsel, W. Sextro, in: 2025.
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2025 | Conference Abstract | LibreCat-ID: 61757
Investigation of the Setting Behaviour of Mechanically Biased Piezoelectric Ultrasonic Transducers
C. Scheidemann, J. Porzenheim, T. Hemsel, W. Sextro, in: 2025.
LibreCat
 

2025 | Journal Article | LibreCat-ID: 62000 | OA
Machine Learning-Supported Inverse Measurement Procedure for Broadband, Temperature Dependent Piezoelectric Material Parameters
L. Claes, K. Koch, O. Friesen, L. Meihost, Acta Acustica 9 (2025).
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2025 | Journal Article | LibreCat-ID: 54837 | OA
A model for heat generation by acoustic waves in piezoelectric materials: Global large-data solutions
L. Claes, J. Lankeit, M. Winkler, Mathematical Models and Methods in Applied Sciences 35 (2025) 2465–2512.
LibreCat | DOI | Download (ext.) | arXiv
 

2025 | Conference Paper | LibreCat-ID: 62299
Sensitivity Analysis and Material Parameter Estimation of a Pre-Stressed Langevin Transducer
O. Friesen, C. Scheidemann, L. Claes, T. Hemsel, B. Henning, in: 2025 International Congress on Ultrasonics, AMA Service GmbH, Paderborn, 2025, pp. 138–141.
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2025 | Conference Paper | LibreCat-ID: 62296
Modeling and simulation of the behavior of piezoceramics with the discontinuous Galerkin method
C. Spieker, J. Förstner, J. Hölscher, L. Claes, B. Henning, in: 2025 International Congress on Ultrasonics, AMA Service GmbH, Paderborn, 2025, pp. 126–129.
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2025 | Conference Paper | LibreCat-ID: 62297
Multiscale thermo-piezoelectric simulations using the finite element method
J. Hölscher, O. Friesen, L. Claes, C. Spieker, J. Förstner, B. Henning, in: 2025 International Congress on Ultrasonics, AMA Service GmbH, Paderborn, 2025, pp. 130–133.
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2025 | Conference Paper | LibreCat-ID: 62298
Identification of temperature-dependent material parameter functions in piezoelectricity
R. Kuess, O. Friesen, B. Henning, A. Walther, in: 2025 International Congress on Ultrasonics, AMA Service GmbH, Germany, 2025, pp. 134–137.
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2025 | Journal Article | LibreCat-ID: 59258
Rough Data in an Evolution System Generalizing 1D Thermoviscoelasticity with Temperature-Dependent Parameters
M. Winkler, Applied Mathematics & Optimization 91 (2025).
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2025 | Conference Paper | LibreCat-ID: 59689 | OA
Estimation of piezoelectric material parameters under varying electric field conditions
O. Friesen, L. Meihost, K. Koch, L. Claes, B. Henning, in: 2025.
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2025 | Conference Paper | LibreCat-ID: 62300
Estimation of third order elastic constants of piezoceramics using DC biased impedance measurements
L. Claes, J. Hölscher, O. Friesen, C. Scheidemann, T. Hemsel, B. Henning, in: 2025 International Congress on Ultrasonics, AMA Service GmbH, Paderborn, 2025, pp. 142–145.
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2024 | Conference Paper | LibreCat-ID: 53822 | OA
Untersuchung piezoelektrischer Materialeigenschaften unter hydrostatischer Last
O. Friesen, M.A. Pasha, M. Schwengelbeck, L. Claes, E. Baumhögger, B. Henning, in: Fortschritte der Akustik - DAGA 2024, 2024, pp. 1117–1120.
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2024 | Conference Paper | LibreCat-ID: 53824 | OA
Inverses Verfahren zur Identifikation piezoelektrischer Materialparameter unterstützt durch neuronale Netze
K. Koch, L. Claes, B. Jurgelucks, L. Meihost, B. Henning, in: D. Gesellschaft für Akustik e.V. (Ed.), Fortschritte der Akustik - DAGA 2024, 2024, pp. 1113–1116.
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2024 | Conference Paper | LibreCat-ID: 56834 | OA
Estimation of temperature-dependent piezoelectric material parameters using ring-shaped specimens
O. Friesen, L. Claes, C. Scheidemann, N. Feldmann, T. Hemsel, B. Henning, in: 2023 International Congress on Ultrasonics, Beijing, China, IOP Publishing, 2024, p. 012125.
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2024 | Research Data | LibreCat-ID: 55470
Randomised material parameter impedance dataset of piezoelectric rings
K. Koch, O. Friesen, L. Claes, Randomised Material Parameter Impedance Dataset of Piezoelectric Rings, Zenodo, 2024.
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2024 | Research Data | LibreCat-ID: 53662
Randomised material parameter piezoelectric impedance dataset with structured electrodes
K. Koch, L. Claes, Randomised Material Parameter Piezoelectric Impedance Dataset with Structured Electrodes, zenodo, 2024.
LibreCat | DOI
 

2024 | Misc | LibreCat-ID: 55416
Machine learning in inverse measurement problems: An application to piezoelectric material characterisation
L. Claes, K. Koch, O. Friesen, 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
Estimation of piezoelectric material parameters of ring-shaped specimens
O. Friesen, L. Claes, N. Feldmann, B. Henning, Tm - Technisches Messen (2024).
LibreCat | DOI
 

2024 | Journal Article | LibreCat-ID: 54314
Neuronale Netze zur Startwertschätzung bei der Identifikation piezoelektrischer Materialparameter
K. Koch, L. Claes, B. Jurgelucks, L. Meihost, Tm - Technisches Messen (2024).
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