Frequency tuning of piezoelectric energy harvesters by magnetic force
W. Al-Ashtari, M. Hunstig, T. Hemsel, W. Sextro, Smart Materials and Structures 21 (2012) 035019.

Analytical determination of characteristic frequencies and equivalent circuit parameters of a piezoelectric bimorph
W. Al-Ashtari, M. Hunstig, T. Hemsel, W. Sextro, Journal of Intelligent Material Systems and Structures 23 (2012) 15–23.

Non-perturbing cavitation detection / monitoring in sonochemical reactors
P. Bornmann, T. Hemsel, W. Sextro, T. Maeda, T. Morita, in: Ultrasonics Symposium (IUS), 2012 IEEE International, 2012, pp. 1141–1144.

An efficient simulation technique for high-frequency piezoelectric inertia motors
M. Hunstig, T. Hemsel, W. Sextro, in: Ultrasonics Symposium (IUS), 2012 IEEE International, 2012, pp. 277–280.

Synthesis of piezoelectric materials by ultrasonic assisted hydrothermal method
G. Isobe, R. Ageba, T. Maeda, P. Bornmann, T. Hemsel, T. Morita, in: B. B. J. Linde, J. Paczkowski, N. Ponikwicki (Eds.), AIP Conference Proceedings, AIP, 2012, pp. 569–572.

Probabilistic Planning for Predictive Condition Monitoring and Adaptation Within the Self-Optimizing Energy Management of an Autonomous Railway Vehicle
B. Klöpper, C. Sondermann-Wölke, C. Romaus, Journal of Robotics and Mechatronics 24 (2012) 5–15.

Benteler Vehicle Dynamics -- Fahrdynamikentwicklung basierend auf einer neuen Auslegungstheorie
S. Kohl, W. Sextro, A. Zuber, in: 8. Tag Des Fahrwerks, Aachen, 2012, Institut für Kraftfahrzeuge, RWTH Aachen University in Aachen, 2012, pp. 38–60.

Piezoelectric applications of hydrothermal lead-free (K0.48N.52)NbO3 ceramics
T. Maeda, P. Bornmann, T. Hemsel, T. Morita, in: Ultrasonics Symposium (IUS), 2012 IEEE International, 2012, pp. 194–195.

Piezoelectric Properties of Li-Doped (K0.48N.52)NbO3 Ceramics Synthesized Using Hydrothermally-Derived KNbO3 and NaNbO3 Fine Powders
T. Maeda, T. Hemsel, T. Morita, Japanese Journal of Applied Physics 51 (2012) 09M.

Conceptual Design of Advanced Condition Monitoring for a Self-Optimizing System based on its Principle Solution
C. Sondermann-Wölke , T. Meyer, R. Dorociak, J. Gausemeier, W. Sextro, in: Proceedings of the 11th International Probabilistic Safety Assessment and Management Conference (PSAM11) and The Annual European Safety and Reliability Conference (ESREL2012), Helsinki, Finland, 2012.

Analysis of different operation modes for inertia motors
M. Hunstig, T. Hemsel, W. Sextro, ACTUATOR 2012 Conference Proceedings (2012) 761–764.

Multi-Objective Optimization of a Piezoelectric Sandwich Ultrasonic Transducer by Using Elitist Non-Dominated Sorting Genetic Algorithm
T. Hemsel, B. Fu, Y. Jing, X. Fu, Key Engineering Materials 474–476 (2011) 1808–1812.

Multi-DOF cylindrical piezoelectric actuator with radial polarization
R. Lucinskis, D. Mazeika, T. Hemsel, R. Bansevicius, AIP Conference Proceedings 1433 (2011) 693–696.

Dependability Analysis of the Degradation Behavior of Mechatronics Systems with Different Operating Strategies
O. Lurie, I. Kromov, A. Trächtler, C. Sondermann-Wölke, W. Sextro, in: 25. Tagung Technische Zuverlässigkeit (TTZ 2011) - Entwicklung Und Betrieb Zuverlässiger Produkte, Leonberg, 2011, pp. 99–110.

Improved Process for Hydrothermal Lead-Free Piezoelectric Powders and Performances of Sintered (K0.48N.52)NbO3 Ceramics
T. Maeda, T. Hemsel, T. Morita, Japanese Journal of Applied Physics 50 (2011) 07H.

Component-based Hazard Analysis for Mechatronic Systems
C. Priesterjahn, C. Sondermann-Wölke, M. Tichy, C. Hölscher, in: Proc. of the 2nd IEEE International Workshop MoBE-RTES at the 14th IEEE International Symposium on Object/Component/Service-Oriented Real-Time Distributed Computing (ISORC), IEEE Computer Society, Newport Beach, USA (USA), 2011.

Zuverlässigkeitsorientierte Mehrzieloptimierung zur Aktorrekonfiguration eines X-by-wire-Fahrzeugs
C. Sondermann-Wölke, W. Sextro, P. Reinold, A. Trächtler, in: 25. Tagung Technische Zuverlässigkeit (TTZ 2011) - Entwicklung Und Betrieb Zuverlässiger Produkte, Leonberg, 2011, pp. 291–302.

Friction in wheel--rail contact: A model comprising interfacial fluids, surface roughness and temperature
C. Tomberger, P. Dietmaier, W. Sextro, K. Six, Wear 271 (2011) 2–12.

High temperature tolerant transducer for Ultrasonic Assisted Hydrothermal Method
G. Isobe, P. Bornmann, T. Hemsel, T. Morita, Proceedings of Symposium on Ultrasonic Electronics 32 (2011) 19–20.

Patent 1003395: Anordnung und Verfahren zur mehrdimensionalen Messung von Schwingungen eines Objekts. 
W. Sextro, M. Hunstig, P. Bornmann, T. Hemsel, (2011).