Friesen, O., Pasha, M. A., Schwengelbeck, M., Claes, L., Baumhögger, E., &; Henning, B. (2024). Untersuchung piezoelektrischer Materialeigenschaften unter hydrostatischer Last. Fortschritte der Akustik - DAGA 2024, 1117–1120.

Koch, K., Friesen, O., &; Claes, L. (2024). Randomised material parameter impedance dataset of piezoelectric rings. zenodo.https://doi.org/10.5281/ZENODO.11207806 

Zeipert, H., von Germeten, C., Friesen, O., Claes, L., Johannesmann, S., &; Henning, B. (2023). Investigation of change in dispersive behaviour during adhesive curing in multi-layered structures. Fortschritte Der Akustik - DAGA 2023, 819–822.

Scheidemann, C., Hemsel, T., Friesen, O., Claes, L., &; Sextro, W. (2023). Influence of Temperature and Pre-Stress on the Piezoelectric Material Behavior of Ring-Shaped Ceramics. 7th International Conference on Advanced Electromaterials (ICAE 2023), Jeju, Korea.

Scheidemann, C., Hemsel, T., Friesen, O., Claes, L., &; Sextro, W. (2023). Influence of Temperature and Pre-Stress on the Piezoelectric Material Behavior of Ring-Shaped Ceramics. International Conference on Functional Materials &; Devices 2023 (ICFMD 2023), Incheon, Korea.

Friesen, O., Claes, L., Feldmann, N., &; Henning, B. (2022). Estimation of piezoelectric material parameters of ring-shaped specimens.