20 Publications
2025 | Journal Article | LibreCat-ID: 58510 | 
C. Scheidemann, P. Bornmann, W. Littmann, and T. Hemsel, “Lead-Free Ceramics in Prestressed Ultrasonic Transducers,” Actuators, vol. 14, no. 2, Art. no. 55, 2025, doi: 10.3390/act14020055.
LibreCat
| DOI
| Download (ext.)
2025 | Conference Paper | LibreCat-ID: 62300
L. Claes, J. Hölscher, O. Friesen, C. Scheidemann, T. Hemsel, and B. Henning, “Estimation of third order elastic constants of piezoceramics using DC biased impedance measurements,” in 2025 International Congress on Ultrasonics, 2025, pp. 142–145, doi: 10.5162/ultrasonic2025/a18-a6.
LibreCat
| DOI
2025 | Conference Paper | LibreCat-ID: 64798 |
C. Scheidemann, P. Bornmann, W. Littmann, and T. Hemsel, “Bolted Langevin transducers with leadfree piezoelectric ceramics,” presented at the International Workshop on Piezoelectric Materials and Applications in Actuators (IWPMA), Vilnius, Lithuania, 2025.
LibreCat
| Files available
2025 | Conference Paper | LibreCat-ID: 64800 |
T. Hemsel, C. Scheidemann, P. Bornmann, W. Littmann, and W. Sextro, “Intensive ultrasonic cleaning of surfaces by means of lead-free ultrasonic transducer with focussing sonotrode,” presented at the International Congress on Ultrasonics (ICU), Paderborn, Germany, 2025.
LibreCat
| Files available
2025 | Conference Paper | LibreCat-ID: 61755 |
C. Scheidemann, T. Hemsel, and W. Sextro, “Time dependent material characteristics of prestressed piezoelectric ceramics in langevin transducers,” presented at the 22nd International Workshop on Piezoelectric Materials and Applications in Actuators (IWPMA), Vilnius, Lithuania, 2025.
LibreCat
| Files available
2025 | Conference Paper | LibreCat-ID: 61757 |
C. Scheidemann, J. Porzenheim, T. Hemsel, and W. Sextro, “Investigation of the Setting Behaviour of Mechanically Biased Piezoelectric Ultrasonic Transducers,” presented at the 2025 International Congress on Ultrasonics (ICU), Paderborn, Germany, 2025.
LibreCat
| Files available
2025 | Conference Paper | LibreCat-ID: 64803
P. Bornmann, W. Littmann, C. Scheidemann, and T. Hemsel, “Innovative lead-free ultrasonic bending transducers for low to medium power applications,” presented at the International Congress on Ultrasonics (ICU), Paderborn, Germany, 2025.
LibreCat
2025 | Conference Paper | LibreCat-ID: 64802
W. Littmann, P. Bornmann, T. Hemsel, and C. Scheidemann, “Power ultrasonic actuators with suddenly changing loads: How to control the amplitudes in resonance, antiresonance, or in-between,” presented at the International Conference on Ultrasonics (ICU), Paderborn, Germany, 2025.
LibreCat
2025 | Conference Paper | LibreCat-ID: 62299
O. Friesen, C. Scheidemann, L. Claes, T. Hemsel, and B. Henning, “Sensitivity Analysis and Material Parameter Estimation of a Pre-Stressed Langevin Transducer,” in 2025 International Congress on Ultrasonics, 2025, pp. 138–141, doi: 10.5162/ultrasonic2025/a18-a4.
LibreCat
| DOI
2024 | Journal Article | LibreCat-ID: 57467
D. Lehnert et al., “The Influence of Ultrasonic Irradiation of a 316L Weld Pool Produced by DED on the Mechanical Properties of the Produced Component,” Crystals, vol. 14, no. 11, Art. no. 1001, 2024, doi: 10.3390/cryst14111001.
LibreCat
| Files available
| DOI
2024 | Conference Paper | LibreCat-ID: 61756 |
C. Scheidemann, T. Hemsel, and W. Sextro, “Characteristic behavior of lead-free and lead-containing piezo ring ceramics in ultrasonic transducers,” presented at the 21nd International Workshop on Piezoelectric Materials and Applications in Actuators (IWPMA), Hannover, Germany, 2024.
LibreCat
| Files available
2024 | Conference Paper | LibreCat-ID: 56834 |
O. Friesen, L. Claes, C. Scheidemann, N. Feldmann, T. Hemsel, and B. Henning, “Estimation of temperature-dependent piezoelectric material parameters using ring-shaped specimens,” in 2023 International Congress on Ultrasonics, Beijing, China, 2024, vol. 2822, p. 012125, doi: 10.1088/1742-6596/2822/1/012125.
LibreCat
| DOI
| Download (ext.)
2023 | Conference Abstract | LibreCat-ID: 51119
C. Scheidemann, O. E. C. Hagedorn, T. Hemsel, and W. Sextro, “Experimental Investigation of Bond Formation and Wire Deformation in the Ultrasonic Wire Bonding Process,” presented at the International Conference on Functional Materials & Devices 2023 (ICFMD 2023), Jeju, Korea, 2023.
LibreCat
2023 | Conference Abstract | LibreCat-ID: 47234
B. Sehlmeyer, R. Kampmann, C. Scheidemann, T. Hemsel, and M. Getzlaff, “Burst Mode of Ultrasonic Resonant Oscillations for Stimulation and Destruction of Tumor Cells,” in Frühjahrstagung 2023, Sektion Kondensierte Materie (SKM), Dresden, 2023.
LibreCat
| Files available
2023 | Conference Abstract | LibreCat-ID: 47235
R. Kampmann, B. Sehlmeyer, C. Scheidemann, T. Hemsel, and M. Getzlaff, “Burst Mode Characteristics of an Ultrasonic Transducer for Treatment of Cancer Cells,” in Frühjahrstagung 2023, Sektion Kondensierte Marterie (SKM), Dresden, 2023.
LibreCat
| Files available
2023 | Conference Paper | LibreCat-ID: 51117 |
C. Scheidemann, T. Hemsel, O. Friesen, L. Claes, and W. Sextro, “Influence of Temperature and Pre-Stress on the Piezoelectric Material Behavior of Ring-Shaped Ceramics,” presented at the 7th International Conference on Advanced Electromaterials (ICAE 2023), Jeju, Korea, 2023.
LibreCat
| Files available
2022 | Report | LibreCat-ID: 52045
C. Scheidemann, T. Hemsel, and W. Sextro, Modellbasierte Ermittlung optimaler Prozessparameter für neuartige Ultraschallbondverbindungen. LibreCat University, 2022.
LibreCat
| Files available
| DOI
2022 | Conference Paper | LibreCat-ID: 34104
C. Scheidemann, O. Kirsch, T. Hemsel, and W. Sextro, “Experimental Investigation of Multidimensional Ultrasonic Heavy Wire Bonding,” 2022, doi: 10.1109/estc55720.2022.9939478.
LibreCat
| DOI
2021 | Conference Paper | LibreCat-ID: 25265
D. Dreiling, D. Itner, N. Feldmann, C. Scheidemann, H. Gravenkamp, and B. Henning, “Application and modelling of ultrasonic transducers using 1-3 piezoelectric composites with structured electrodes,” presented at the DAGA 2021 - 47. JAHRESTAGUNG FÜR AKUSTIK, Wien, 2021.
LibreCat
| Files available
2020 | Conference Paper | LibreCat-ID: 17355
R. Schemmel, C. Scheidemann, T. Hemsel, O. Kirsch, and W. Sextro, “Experimental analysis and modelling of bond formation in ultrasonic heavy wire bonding,” in CIPS 2020; 11th International Conference on Integrated Power Electronics Systems, 2020, pp. 1–6.
LibreCat
20 Publications
2025 | Journal Article | LibreCat-ID: 58510 |
C. Scheidemann, P. Bornmann, W. Littmann, and T. Hemsel, “Lead-Free Ceramics in Prestressed Ultrasonic Transducers,” Actuators, vol. 14, no. 2, Art. no. 55, 2025, doi: 10.3390/act14020055.
LibreCat
| DOI
| Download (ext.)
2025 | Conference Paper | LibreCat-ID: 62300
L. Claes, J. Hölscher, O. Friesen, C. Scheidemann, T. Hemsel, and B. Henning, “Estimation of third order elastic constants of piezoceramics using DC biased impedance measurements,” in 2025 International Congress on Ultrasonics, 2025, pp. 142–145, doi: 10.5162/ultrasonic2025/a18-a6.
LibreCat
| DOI
2025 | Conference Paper | LibreCat-ID: 64798 |
C. Scheidemann, P. Bornmann, W. Littmann, and T. Hemsel, “Bolted Langevin transducers with leadfree piezoelectric ceramics,” presented at the International Workshop on Piezoelectric Materials and Applications in Actuators (IWPMA), Vilnius, Lithuania, 2025.
LibreCat
| Files available
2025 | Conference Paper | LibreCat-ID: 64800 |
T. Hemsel, C. Scheidemann, P. Bornmann, W. Littmann, and W. Sextro, “Intensive ultrasonic cleaning of surfaces by means of lead-free ultrasonic transducer with focussing sonotrode,” presented at the International Congress on Ultrasonics (ICU), Paderborn, Germany, 2025.
LibreCat
| Files available
2025 | Conference Paper | LibreCat-ID: 61755 |
C. Scheidemann, T. Hemsel, and W. Sextro, “Time dependent material characteristics of prestressed piezoelectric ceramics in langevin transducers,” presented at the 22nd International Workshop on Piezoelectric Materials and Applications in Actuators (IWPMA), Vilnius, Lithuania, 2025.
LibreCat
| Files available
2025 | Conference Paper | LibreCat-ID: 61757 |
C. Scheidemann, J. Porzenheim, T. Hemsel, and W. Sextro, “Investigation of the Setting Behaviour of Mechanically Biased Piezoelectric Ultrasonic Transducers,” presented at the 2025 International Congress on Ultrasonics (ICU), Paderborn, Germany, 2025.
LibreCat
| Files available
2025 | Conference Paper | LibreCat-ID: 64803
P. Bornmann, W. Littmann, C. Scheidemann, and T. Hemsel, “Innovative lead-free ultrasonic bending transducers for low to medium power applications,” presented at the International Congress on Ultrasonics (ICU), Paderborn, Germany, 2025.
LibreCat
2025 | Conference Paper | LibreCat-ID: 64802
W. Littmann, P. Bornmann, T. Hemsel, and C. Scheidemann, “Power ultrasonic actuators with suddenly changing loads: How to control the amplitudes in resonance, antiresonance, or in-between,” presented at the International Conference on Ultrasonics (ICU), Paderborn, Germany, 2025.
LibreCat
2025 | Conference Paper | LibreCat-ID: 62299
O. Friesen, C. Scheidemann, L. Claes, T. Hemsel, and B. Henning, “Sensitivity Analysis and Material Parameter Estimation of a Pre-Stressed Langevin Transducer,” in 2025 International Congress on Ultrasonics, 2025, pp. 138–141, doi: 10.5162/ultrasonic2025/a18-a4.
LibreCat
| DOI
2024 | Journal Article | LibreCat-ID: 57467
D. Lehnert et al., “The Influence of Ultrasonic Irradiation of a 316L Weld Pool Produced by DED on the Mechanical Properties of the Produced Component,” Crystals, vol. 14, no. 11, Art. no. 1001, 2024, doi: 10.3390/cryst14111001.
LibreCat
| Files available
| DOI
2024 | Conference Paper | LibreCat-ID: 61756 |
C. Scheidemann, T. Hemsel, and W. Sextro, “Characteristic behavior of lead-free and lead-containing piezo ring ceramics in ultrasonic transducers,” presented at the 21nd International Workshop on Piezoelectric Materials and Applications in Actuators (IWPMA), Hannover, Germany, 2024.
LibreCat
| Files available
2024 | Conference Paper | LibreCat-ID: 56834 |
O. Friesen, L. Claes, C. Scheidemann, N. Feldmann, T. Hemsel, and B. Henning, “Estimation of temperature-dependent piezoelectric material parameters using ring-shaped specimens,” in 2023 International Congress on Ultrasonics, Beijing, China, 2024, vol. 2822, p. 012125, doi: 10.1088/1742-6596/2822/1/012125.
LibreCat
| DOI
| Download (ext.)
2023 | Conference Abstract | LibreCat-ID: 51119
C. Scheidemann, O. E. C. Hagedorn, T. Hemsel, and W. Sextro, “Experimental Investigation of Bond Formation and Wire Deformation in the Ultrasonic Wire Bonding Process,” presented at the International Conference on Functional Materials & Devices 2023 (ICFMD 2023), Jeju, Korea, 2023.
LibreCat
2023 | Conference Abstract | LibreCat-ID: 47234
B. Sehlmeyer, R. Kampmann, C. Scheidemann, T. Hemsel, and M. Getzlaff, “Burst Mode of Ultrasonic Resonant Oscillations for Stimulation and Destruction of Tumor Cells,” in Frühjahrstagung 2023, Sektion Kondensierte Materie (SKM), Dresden, 2023.
LibreCat
| Files available
2023 | Conference Abstract | LibreCat-ID: 47235
R. Kampmann, B. Sehlmeyer, C. Scheidemann, T. Hemsel, and M. Getzlaff, “Burst Mode Characteristics of an Ultrasonic Transducer for Treatment of Cancer Cells,” in Frühjahrstagung 2023, Sektion Kondensierte Marterie (SKM), Dresden, 2023.
LibreCat
| Files available
2023 | Conference Paper | LibreCat-ID: 51117 |
C. Scheidemann, T. Hemsel, O. Friesen, L. Claes, and W. Sextro, “Influence of Temperature and Pre-Stress on the Piezoelectric Material Behavior of Ring-Shaped Ceramics,” presented at the 7th International Conference on Advanced Electromaterials (ICAE 2023), Jeju, Korea, 2023.
LibreCat
| Files available
2022 | Report | LibreCat-ID: 52045
C. Scheidemann, T. Hemsel, and W. Sextro, Modellbasierte Ermittlung optimaler Prozessparameter für neuartige Ultraschallbondverbindungen. LibreCat University, 2022.
LibreCat
| Files available
| DOI
2022 | Conference Paper | LibreCat-ID: 34104
C. Scheidemann, O. Kirsch, T. Hemsel, and W. Sextro, “Experimental Investigation of Multidimensional Ultrasonic Heavy Wire Bonding,” 2022, doi: 10.1109/estc55720.2022.9939478.
LibreCat
| DOI
2021 | Conference Paper | LibreCat-ID: 25265
D. Dreiling, D. Itner, N. Feldmann, C. Scheidemann, H. Gravenkamp, and B. Henning, “Application and modelling of ultrasonic transducers using 1-3 piezoelectric composites with structured electrodes,” presented at the DAGA 2021 - 47. JAHRESTAGUNG FÜR AKUSTIK, Wien, 2021.
LibreCat
| Files available
2020 | Conference Paper | LibreCat-ID: 17355
R. Schemmel, C. Scheidemann, T. Hemsel, O. Kirsch, and W. Sextro, “Experimental analysis and modelling of bond formation in ultrasonic heavy wire bonding,” in CIPS 2020; 11th International Conference on Integrated Power Electronics Systems, 2020, pp. 1–6.
LibreCat