Lead-Free Ceramics in Prestressed Ultrasonic Transducers
C. Scheidemann, P. Bornmann, W. Littmann, T. Hemsel, Actuators 14 (2025).

Atomization of Fluids with Ultrasound
P. Dunst, P. Bornmann, T. Hemsel, W. Littmann, W. Sextro, in: J. Lötters, G. Urban (Eds.), Conference Proceedings - The 4th Conference on MicroFluidic Handling Systems (MF), Enschede, The Netherlands, 2019, pp. 140–143.

Modellbasierte und experimentelle Charakterisierung von intensiven Ultraschall-Stehwellenfeldern für die Zerstäubung hochviskoser Flüssigkeiten
P. Dunst, T. Hemsel, P. Bornmann, W. Littmann, W. Sextro, in: DAGA 2019, 2019.

Modellierung und experimentelle Charakterisierung der Wechselwirkung zwischen Ultraschallwandler und Flüssigkeit in kavitationsbasierten Prozessen
P. Bornmann, Modellierung Und Experimentelle Charakterisierung Der Wechselwirkung Zwischen Ultraschallwandler Und Flüssigkeit in Kavitationsbasierten Prozessen, Shaker, 2019.

Vibration Assisted Dosing, Mixing and Transport of Dry Fine Powders
P. Dunst, P. Bornmann, T. Hemsel, W. Littmann, W. Sextro, ACTUATOR 2018; 16th International Conference on New Actuators (2018) 142–145.

Vibration-Assisted Handling of Dry Fine Powders
P. Dunst, P. Bornmann, T. Hemsel, W. Sextro, Actuators 2018, 7(2). (2018) 1–11.

Transportation of dry fine powders by coordinated friction manipulation
P. Dunst, W. Sextro, P. Bornmann, T. Hemsel, W. Littmann, in: PAMM Proc. Appl. Math. Mech. 16, Braunschweig, 2016, pp. 635–636.

Kavitationsdetektion mittels Self-Sensing-Ultraschallwandler
P. Bornmann, T. Hemsel, W. Sextro, G. Memoli, M. Hodnett, B. Zeqiri, Tm - Technisches Messen 82 (2015) 73–84.

Thick KNbO 3 films deposited by ultrasonic-assisted hydrothermal method
R. Kudo, P. Bornmann, T. Hemsel, T. Morita, Acoustical Science and Technology 36 (2015) 262–264.

Self-Sensing Ultrasound Transducer for Cavitation Detection
P. Bornmann, T. Hemsel, W. Sextro, G. Memoli, M. Hodnett, B. Zeqiri, in: 2014 IEEE International Ultrasonics Symposium Proceedings, 2014, pp. 663–666.

Reliability analysis of ultrasonic power transducers
T. Hemsel, P. Bornmann, T. Morita, C. Sondermann-Wölke, W. Sextro, Archive of Applied Mechanics (2014) 1–7.

Synthesis of lead-free piezoelectric powders by ultrasonic-assisted hydrothermal method and properties of sintered (K0.48N.52)NBO3 ceramics
G. Isobe, T. Maeda, P. Bornmann, T. Hemsel, T. Morita, Ultrasonics, Ferroelectrics, and Frequency Control, IEEE Transactions On 61 (2014) 225–230.

Study on optimizing ultrasonic irradiation period for thick polycrystalline PZT film by hydrothermal method
K. Ohta, G. Isobe, P. Bornmann, T. Hemsel, T. Morita, Ultrasonics 53 (2013) 837–841.

Piezoelectric Properties of CuO-Doped (K,Na)NbO3 Lead-Free Ceramics Synthesized with Hydrothermal Powders
Y. Yokouchi, T. Maeda, P. Bornmann, T. Hemsel, T. Morita, Japanese Journal of Applied Physics 52 (2013).

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.

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.

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.

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).

Ultrasonically-assisted Hydrothermal Method for Ferroelectric Material Synthesis
R. Ageba, Y. Kadota, T. Maeda, N. Takiguchi, T. Morita, M. Ishikawa, P. Bornmann, T. Hemsel, Journal of Korean Physical Society 57 (2010) 918–923.