20 Publications
2025 | Journal Article | LibreCat-ID: 58510 | 
Lead-Free Ceramics in Prestressed Ultrasonic Transducers
C. Scheidemann, P. Bornmann, W. Littmann, T. Hemsel, Actuators 14 (2025).
LibreCat
| DOI
| Download (ext.)
C. Scheidemann, P. Bornmann, W. Littmann, T. Hemsel, Actuators 14 (2025).
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.
LibreCat
| DOI
O. Friesen, C. Scheidemann, L. Claes, T. Hemsel, B. Henning, in: 2025 International Congress on Ultrasonics, AMA Service GmbH, Paderborn, 2025, pp. 138–141.
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.
LibreCat
| DOI
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.
2025 | Conference Paper | LibreCat-ID: 64798 |
Bolted Langevin transducers with leadfree piezoelectric ceramics
C. Scheidemann, P. Bornmann, W. Littmann, T. Hemsel, in: 2025.
LibreCat
| Files available
C. Scheidemann, P. Bornmann, W. Littmann, T. Hemsel, in: 2025.
2025 | Conference Paper | LibreCat-ID: 64800 |
Intensive ultrasonic cleaning of surfaces by means of lead-free ultrasonic transducer with focussing sonotrode
T. Hemsel, C. Scheidemann, P. Bornmann, W. Littmann, W. Sextro, in: 2025.
LibreCat
| Files available
T. Hemsel, C. Scheidemann, P. Bornmann, W. Littmann, W. Sextro, in: 2025.
2025 | Conference Paper | LibreCat-ID: 61755 |
Time dependent material characteristics of prestressed piezoelectric ceramics in langevin transducers
C. Scheidemann, T. Hemsel, W. Sextro, in: 2025.
LibreCat
| Files available
C. Scheidemann, T. Hemsel, W. Sextro, in: 2025.
2025 | Conference Paper | 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
| Files available
C. Scheidemann, J. Porzenheim, T. Hemsel, W. Sextro, in: 2025.
2025 | Conference Paper | LibreCat-ID: 64803
Innovative lead-free ultrasonic bending transducers for low to medium power applications
P. Bornmann, W. Littmann, C. Scheidemann, T. Hemsel, in: 2025.
LibreCat
P. Bornmann, W. Littmann, C. Scheidemann, T. Hemsel, in: 2025.
2025 | Conference Paper | LibreCat-ID: 64802
Power ultrasonic actuators with suddenly changing loads: How to control the amplitudes in resonance, antiresonance, or in-between
W. Littmann, P. Bornmann, T. Hemsel, C. Scheidemann, in: 2025.
LibreCat
W. Littmann, P. Bornmann, T. Hemsel, C. Scheidemann, in: 2025.
2024 | Conference Paper | LibreCat-ID: 56834 |
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.
LibreCat
| DOI
| Download (ext.)
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.
2024 | Journal Article | LibreCat-ID: 57467
The Influence of Ultrasonic Irradiation of a 316L Weld Pool Produced by DED on the Mechanical Properties of the Produced Component
D. Lehnert, C. Bödger, P. Pabel, C. Scheidemann, T. Hemsel, S. Gnaase, D. Kostka, T. Tröster, Crystals 14 (2024).
LibreCat
| Files available
| DOI
D. Lehnert, C. Bödger, P. Pabel, C. Scheidemann, T. Hemsel, S. Gnaase, D. Kostka, T. Tröster, Crystals 14 (2024).
2024 | Conference Paper | LibreCat-ID: 61756 |
Characteristic behavior of lead-free and lead-containing piezo ring ceramics in ultrasonic transducers
C. Scheidemann, T. Hemsel, W. Sextro, in: 2024.
LibreCat
| Files available
C. Scheidemann, T. Hemsel, W. Sextro, in: 2024.
2023 | Conference Abstract | LibreCat-ID: 51119
Experimental Investigation of Bond Formation and Wire Deformation in the Ultrasonic Wire Bonding Process
C. Scheidemann, O.E.C. Hagedorn, T. Hemsel, W. Sextro, in: 2023.
LibreCat
C. Scheidemann, O.E.C. Hagedorn, T. Hemsel, W. Sextro, in: 2023.
2023 | Conference Abstract | LibreCat-ID: 47234
Burst Mode of Ultrasonic Resonant Oscillations for Stimulation and Destruction of Tumor Cells
B. Sehlmeyer, R. Kampmann, C. Scheidemann, T. Hemsel, M. Getzlaff, in: Deutsche Physikalische Gesellschaft e. V. (Ed.), Frühjahrstagung 2023, Sektion Kondensierte Materie (SKM), 2023.
LibreCat
| Files available
B. Sehlmeyer, R. Kampmann, C. Scheidemann, T. Hemsel, M. Getzlaff, in: Deutsche Physikalische Gesellschaft e. V. (Ed.), Frühjahrstagung 2023, Sektion Kondensierte Materie (SKM), 2023.
2023 | Conference Abstract | LibreCat-ID: 47235
Burst Mode Characteristics of an Ultrasonic Transducer for Treatment of Cancer Cells
R. Kampmann, B. Sehlmeyer, C. Scheidemann, T. Hemsel, M. Getzlaff, in: Deutsche Physikalische Gesellschaft e. V. (Ed.), Frühjahrstagung 2023, Sektion Kondensierte Marterie (SKM), 2023.
LibreCat
| Files available
R. Kampmann, B. Sehlmeyer, C. Scheidemann, T. Hemsel, M. Getzlaff, in: Deutsche Physikalische Gesellschaft e. V. (Ed.), Frühjahrstagung 2023, Sektion Kondensierte Marterie (SKM), 2023.
2023 | Conference Paper | LibreCat-ID: 51117 |
Influence of Temperature and Pre-Stress on the Piezoelectric Material Behavior of Ring-Shaped Ceramics
C. Scheidemann, T. Hemsel, O. Friesen, L. Claes, W. Sextro, in: 2023.
LibreCat
| Files available
C. Scheidemann, T. Hemsel, O. Friesen, L. Claes, W. Sextro, in: 2023.
2022 | Report | LibreCat-ID: 52045
Modellbasierte Ermittlung optimaler Prozessparameter für neuartige Ultraschallbondverbindungen
C. Scheidemann, T. Hemsel, W. Sextro, Modellbasierte Ermittlung optimaler Prozessparameter für neuartige Ultraschallbondverbindungen, LibreCat University, 2022.
LibreCat
| Files available
| DOI
C. Scheidemann, T. Hemsel, W. Sextro, Modellbasierte Ermittlung optimaler Prozessparameter für neuartige Ultraschallbondverbindungen, LibreCat University, 2022.
2022 | Conference Paper | LibreCat-ID: 34104
Experimental Investigation of Multidimensional Ultrasonic Heavy Wire Bonding
C. Scheidemann, O. Kirsch, T. Hemsel, W. Sextro, in: 2022 IEEE 9th Electronics System-Integration Technology Conference (ESTC), IEEE, 2022.
LibreCat
| DOI
C. Scheidemann, O. Kirsch, T. Hemsel, W. Sextro, in: 2022 IEEE 9th Electronics System-Integration Technology Conference (ESTC), IEEE, 2022.
2021 | Conference Paper | LibreCat-ID: 25265
Application and modelling of ultrasonic transducers using 1-3 piezoelectric composites with structured electrodes
D. Dreiling, D. Itner, N. Feldmann, C. Scheidemann, H. Gravenkamp, B. Henning, in: Fortschritte Der Akustik - DAGA 2021, Deutsche Gesellschaft für Akustik e.V. (DEGA), Wien, 2021.
LibreCat
| Files available
D. Dreiling, D. Itner, N. Feldmann, C. Scheidemann, H. Gravenkamp, B. Henning, in: Fortschritte Der Akustik - DAGA 2021, Deutsche Gesellschaft für Akustik e.V. (DEGA), Wien, 2021.
2020 | Conference Paper | LibreCat-ID: 17355
Experimental analysis and modelling of bond formation in ultrasonic heavy wire bonding
R. Schemmel, C. Scheidemann, T. Hemsel, O. Kirsch, W. Sextro, in: CIPS 2020; 11th International Conference on Integrated Power Electronics Systems, 2020, pp. 1–6.
LibreCat
R. Schemmel, C. Scheidemann, T. Hemsel, O. Kirsch, W. Sextro, in: CIPS 2020; 11th International Conference on Integrated Power Electronics Systems, 2020, pp. 1–6.
20 Publications
2025 | Journal Article | LibreCat-ID: 58510 |
Lead-Free Ceramics in Prestressed Ultrasonic Transducers
C. Scheidemann, P. Bornmann, W. Littmann, T. Hemsel, Actuators 14 (2025).
LibreCat
| DOI
| Download (ext.)
C. Scheidemann, P. Bornmann, W. Littmann, T. Hemsel, Actuators 14 (2025).
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.
LibreCat
| DOI
O. Friesen, C. Scheidemann, L. Claes, T. Hemsel, B. Henning, in: 2025 International Congress on Ultrasonics, AMA Service GmbH, Paderborn, 2025, pp. 138–141.
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.
LibreCat
| DOI
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.
2025 | Conference Paper | LibreCat-ID: 64798 |
Bolted Langevin transducers with leadfree piezoelectric ceramics
C. Scheidemann, P. Bornmann, W. Littmann, T. Hemsel, in: 2025.
LibreCat
| Files available
C. Scheidemann, P. Bornmann, W. Littmann, T. Hemsel, in: 2025.
2025 | Conference Paper | LibreCat-ID: 64800 |
Intensive ultrasonic cleaning of surfaces by means of lead-free ultrasonic transducer with focussing sonotrode
T. Hemsel, C. Scheidemann, P. Bornmann, W. Littmann, W. Sextro, in: 2025.
LibreCat
| Files available
T. Hemsel, C. Scheidemann, P. Bornmann, W. Littmann, W. Sextro, in: 2025.
2025 | Conference Paper | LibreCat-ID: 61755 |
Time dependent material characteristics of prestressed piezoelectric ceramics in langevin transducers
C. Scheidemann, T. Hemsel, W. Sextro, in: 2025.
LibreCat
| Files available
C. Scheidemann, T. Hemsel, W. Sextro, in: 2025.
2025 | Conference Paper | 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
| Files available
C. Scheidemann, J. Porzenheim, T. Hemsel, W. Sextro, in: 2025.
2025 | Conference Paper | LibreCat-ID: 64803
Innovative lead-free ultrasonic bending transducers for low to medium power applications
P. Bornmann, W. Littmann, C. Scheidemann, T. Hemsel, in: 2025.
LibreCat
P. Bornmann, W. Littmann, C. Scheidemann, T. Hemsel, in: 2025.
2025 | Conference Paper | LibreCat-ID: 64802
Power ultrasonic actuators with suddenly changing loads: How to control the amplitudes in resonance, antiresonance, or in-between
W. Littmann, P. Bornmann, T. Hemsel, C. Scheidemann, in: 2025.
LibreCat
W. Littmann, P. Bornmann, T. Hemsel, C. Scheidemann, in: 2025.
2024 | Conference Paper | LibreCat-ID: 56834 |
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.
LibreCat
| DOI
| Download (ext.)
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.
2024 | Journal Article | LibreCat-ID: 57467
The Influence of Ultrasonic Irradiation of a 316L Weld Pool Produced by DED on the Mechanical Properties of the Produced Component
D. Lehnert, C. Bödger, P. Pabel, C. Scheidemann, T. Hemsel, S. Gnaase, D. Kostka, T. Tröster, Crystals 14 (2024).
LibreCat
| Files available
| DOI
D. Lehnert, C. Bödger, P. Pabel, C. Scheidemann, T. Hemsel, S. Gnaase, D. Kostka, T. Tröster, Crystals 14 (2024).
2024 | Conference Paper | LibreCat-ID: 61756 |
Characteristic behavior of lead-free and lead-containing piezo ring ceramics in ultrasonic transducers
C. Scheidemann, T. Hemsel, W. Sextro, in: 2024.
LibreCat
| Files available
C. Scheidemann, T. Hemsel, W. Sextro, in: 2024.
2023 | Conference Abstract | LibreCat-ID: 51119
Experimental Investigation of Bond Formation and Wire Deformation in the Ultrasonic Wire Bonding Process
C. Scheidemann, O.E.C. Hagedorn, T. Hemsel, W. Sextro, in: 2023.
LibreCat
C. Scheidemann, O.E.C. Hagedorn, T. Hemsel, W. Sextro, in: 2023.
2023 | Conference Abstract | LibreCat-ID: 47234
Burst Mode of Ultrasonic Resonant Oscillations for Stimulation and Destruction of Tumor Cells
B. Sehlmeyer, R. Kampmann, C. Scheidemann, T. Hemsel, M. Getzlaff, in: Deutsche Physikalische Gesellschaft e. V. (Ed.), Frühjahrstagung 2023, Sektion Kondensierte Materie (SKM), 2023.
LibreCat
| Files available
B. Sehlmeyer, R. Kampmann, C. Scheidemann, T. Hemsel, M. Getzlaff, in: Deutsche Physikalische Gesellschaft e. V. (Ed.), Frühjahrstagung 2023, Sektion Kondensierte Materie (SKM), 2023.
2023 | Conference Abstract | LibreCat-ID: 47235
Burst Mode Characteristics of an Ultrasonic Transducer for Treatment of Cancer Cells
R. Kampmann, B. Sehlmeyer, C. Scheidemann, T. Hemsel, M. Getzlaff, in: Deutsche Physikalische Gesellschaft e. V. (Ed.), Frühjahrstagung 2023, Sektion Kondensierte Marterie (SKM), 2023.
LibreCat
| Files available
R. Kampmann, B. Sehlmeyer, C. Scheidemann, T. Hemsel, M. Getzlaff, in: Deutsche Physikalische Gesellschaft e. V. (Ed.), Frühjahrstagung 2023, Sektion Kondensierte Marterie (SKM), 2023.
2023 | Conference Paper | LibreCat-ID: 51117 |
Influence of Temperature and Pre-Stress on the Piezoelectric Material Behavior of Ring-Shaped Ceramics
C. Scheidemann, T. Hemsel, O. Friesen, L. Claes, W. Sextro, in: 2023.
LibreCat
| Files available
C. Scheidemann, T. Hemsel, O. Friesen, L. Claes, W. Sextro, in: 2023.
2022 | Report | LibreCat-ID: 52045
Modellbasierte Ermittlung optimaler Prozessparameter für neuartige Ultraschallbondverbindungen
C. Scheidemann, T. Hemsel, W. Sextro, Modellbasierte Ermittlung optimaler Prozessparameter für neuartige Ultraschallbondverbindungen, LibreCat University, 2022.
LibreCat
| Files available
| DOI
C. Scheidemann, T. Hemsel, W. Sextro, Modellbasierte Ermittlung optimaler Prozessparameter für neuartige Ultraschallbondverbindungen, LibreCat University, 2022.
2022 | Conference Paper | LibreCat-ID: 34104
Experimental Investigation of Multidimensional Ultrasonic Heavy Wire Bonding
C. Scheidemann, O. Kirsch, T. Hemsel, W. Sextro, in: 2022 IEEE 9th Electronics System-Integration Technology Conference (ESTC), IEEE, 2022.
LibreCat
| DOI
C. Scheidemann, O. Kirsch, T. Hemsel, W. Sextro, in: 2022 IEEE 9th Electronics System-Integration Technology Conference (ESTC), IEEE, 2022.
2021 | Conference Paper | LibreCat-ID: 25265
Application and modelling of ultrasonic transducers using 1-3 piezoelectric composites with structured electrodes
D. Dreiling, D. Itner, N. Feldmann, C. Scheidemann, H. Gravenkamp, B. Henning, in: Fortschritte Der Akustik - DAGA 2021, Deutsche Gesellschaft für Akustik e.V. (DEGA), Wien, 2021.
LibreCat
| Files available
D. Dreiling, D. Itner, N. Feldmann, C. Scheidemann, H. Gravenkamp, B. Henning, in: Fortschritte Der Akustik - DAGA 2021, Deutsche Gesellschaft für Akustik e.V. (DEGA), Wien, 2021.
2020 | Conference Paper | LibreCat-ID: 17355
Experimental analysis and modelling of bond formation in ultrasonic heavy wire bonding
R. Schemmel, C. Scheidemann, T. Hemsel, O. Kirsch, W. Sextro, in: CIPS 2020; 11th International Conference on Integrated Power Electronics Systems, 2020, pp. 1–6.
LibreCat
R. Schemmel, C. Scheidemann, T. Hemsel, O. Kirsch, W. Sextro, in: CIPS 2020; 11th International Conference on Integrated Power Electronics Systems, 2020, pp. 1–6.