Mracek, M., &; Hemsel, T. (2006). Synergetic driving concepts for bundled miniature ultrasonic linear motors. Ultrasonics, 44, Supplement, e597–e602.https://doi.org/10.1016/j.ultras.2006.05.201 
LibreCat: /record/9546
DOI: 10.1016/j.ultras.2006.05.201

Mracek, M., Vasiljev, P., Hemsel, T., &; Wallaschek, J. (2006). Self configuration of a novel miniature ultrasonic linear motor. Solid State Phenomena, 113, 167–172.
LibreCat: /record/9547

Richter, B., Twiefel, J., Hemsel, T., &; Wallaschek, J. (2006). Model based design of piezoelectric generators utilizing geometrical and material properties. In ASME 2006 International Mechanical Engineering Congress and Exposition. Chicago, Illinois, USA.https://doi.org/doi:10.1115/IMECE2006-14862 
LibreCat: /record/9548
DOI: doi:10.1115/IMECE2006-14862

Schiedeck, F., &; Hemsel, T. (2006). Comparison of Piezoelectric and Shape Memory Alloy Based Actuators. In Proceedings of 2nd International Workshop on Piezoelectric Materials and Applications in Actuators (pp. 239–242). Paderborn, Germany.
LibreCat: /record/9549

Schiedeck, F., Hemsel, T., &; Wallaschek, J. (2006). The use of shape memory alloy wires in actuators. Solid State Phenomena, 113, 195–198.
LibreCat: /record/9550

Twiefel, J., Hemsel, T., &; Kauczor, C. (2006). Energy harvesting with piezoelectric Elements. In Proceedings of 2nd International Workshop on Piezoelectric Materials and Applications in Actuators (pp. 207–212). Paderborn, Germany.
LibreCat: /record/9552

Twiefel, J., Richter, B., Hemsel, T., &; Wallaschek, J. (Eds.). (2006). Model-based design of piezoelectric energy harvesting systems (Vol. 6169, pp. 616909-616909–616910).https://doi.org/10.1117/12.658623 
LibreCat: /record/9553
DOI: 10.1117/12.658623

Wilmanns, S., Nakamura, K., Mracek, M., &; Hemsel, T. (2006). Non-resonant piezoelectric motors driven in audible frequency range. In Proceedings of 2nd International Workshop on Piezoelectric Materials and Applications in Actuators (Vol. Band 180, p. 205). Paderborn, Germany.
LibreCat: /record/9558

Zhou, W., Fu, B., Hemsel, T., &; Wallaschek, J. (2006). Piezoelectrics in dental tools. In Proceedings of 2nd International Workshop on Piezoelectric Materials and Applications in Actuators (Vol. Band 180, p. 213). Paderborn, Germany.
LibreCat: /record/9559

Hemsel, T. (2005). Modellgestützte Analyse piezoelektrischer Transformatoren. In Mechatronik 2005 Innovative Produktentwicklung (Vol. 1892, pp. 1013–1032). Düsseldorf.
LibreCat: /record/9527

Hemsel, T., Mracek, M., Twiefel, J., Vasiljev, P., &; Wallaschek, J. (2005). Linear ultrasonic motors based on coupling of longitudinal vibrations. In Proceedings of the First International Conference on Ultrasonic Motors and Actuators (IWOUMA) (pp. 32–36). Yokohama, Japan.
LibreCat: /record/9528

Mracek, M., Hemsel, T., &; Wallaschek, J. (2005). Parallel Operation of Ultrasonic Linear Motors. In Proceedings of the First International Conference on Ultrasonic Motors and Actuators (IWOUMA) (pp. 23–24). Yokohama, Japan.
LibreCat: /record/9530

Twiefel, J., Hemsel, T., Kauczor, C., &; Wallaschek, J. (2005). Teaching Mechatronics to a Mixed Audience from Industry and University. In 6th International Workshop on Research and Education in Mechatronics (pp. 356–361).
LibreCat: /record/9531

Wallaschek, J., Hemsel, T., &; Mracek, M. (2005). Proceedings of the 2nd International Workshop on Piezoelectric Materials and Applications in Acutators: Vol. Band 180.
LibreCat: /record/52642

Fu, B., Hemsel, T., &; Wallaschek, J. (2004). Model-based Diagnosis for Sandwiched Ultrasonic Transducers. In Proceedings of the 18th International Congress on Acoustics, ICA (pp. 4–9).
LibreCat: /record/8951

Hemsel, T. (2004). Linear piezoelectric motors and their application. In Proceedings of the First International Conference on Ultrasonic Motors and Actuators (IWOUMA). Seoul, Korea.
LibreCat: /record/8953

Hemsel, T., Mracek, M., Wallaschek, J., &; Vasiljev, P. (2004). A novel approach for high power ultrasonic linear motors. In Ultrasonics Symposium, 2004 IEEE (Vol. 2, pp. 1161–1164).https://doi.org/10.1109/ULTSYM.2004.1417988 
LibreCat: /record/9519
DOI: 10.1109/ULTSYM.2004.1417988

Littmann, W., Hemsel, T., &; Wallaschek, J. (2004). Design criteria for piezoelectric transformers. In Proceedings of the 18th International Congress on Acoustics (Vol. 4, pp. 2889–2892).
LibreCat: /record/9521

Mracek, M., Wallaschek, J., &; Hemsel, T. (2004). Self configuration of miniature ultrasonic linear motors. In Proceedings of the 18th International Congress on Acoustics (pp. 417–420).
LibreCat: /record/9522

Fu, B., Hemsel, T., &; Wallaschek, J. (2004). Model-based Diagnosis for Sandwiched Ultrasonic Transducers. In Proceedings of the 18th International Congress on Acoustics, ICA (pp. 4–9).
LibreCat: /record/9524