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144 Publications
2014 | Conference Paper | LibreCat-ID: 9868
Althoff S, Neuhaus J, Hemsel T, Sextro W. Improving the bond quality of copper wire bonds using a friction model approach. In: Electronic Components and Technology Conference (ECTC), 2014 IEEE 64th. ; 2014:1549-1555. doi:10.1109/ECTC.2014.6897500
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2014 | Conference Paper | LibreCat-ID: 9869
Bornmann P, Hemsel T, Sextro W, Memoli G, Hodnett M, Zeqiri B. Self-Sensing Ultrasound Transducer for Cavitation Detection. In: 2014 IEEE International Ultrasonics Symposium Proceedings. ; 2014:663-666. doi:10.1109/ULTSYM.2014.0163
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2014 | Journal Article | LibreCat-ID: 9874
Hemsel T, Bornmann P, Morita T, Sondermann-Wölke C, Sextro W. Reliability analysis of ultrasonic power transducers. Archive of Applied Mechanics. 2014:1-7. doi:10.1007/s00419-014-0965-4
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2014 | Journal Article | LibreCat-ID: 9876
Hunstig M, Hemsel T, Sextro W. High-velocity operation of piezoelectric inertia motors: experimental validation. Archive of Applied Mechanics. 2014:1-9. doi:10.1007/s00419-014-0940-0
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2014 | Journal Article | LibreCat-ID: 9878
Isobe G, Maeda T, Bornmann P, Hemsel T, Morita T. Synthesis of lead-free piezoelectric powders by ultrasonic-assisted hydrothermal method and properties of sintered (K0.48Na0.52)NBO3 ceramics. Ultrasonics, Ferroelectrics, and Frequency Control, IEEE Transactions on. 2014;61(2):225-230. doi:10.1109/TUFFC.2014.6722608
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2013 | Journal Article | LibreCat-ID: 9794
Al-Ashtari W, Hunstig M, Hemsel T, Sextro W. Increasing the power of piezoelectric energy harvesters by magnetic stiffening. Journal of Intelligent Material Systems and Structures. 2013;24(11):1332-1342. doi:10.1177/1045389X13483021
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2013 | Journal Article | LibreCat-ID: 9795
Al-Ashtari W, Hunstig M, Hemsel T, Sextro W. Enhanced energy harvesting using multiple piezoelectric elements: Theory and experiments. Sensors and Actuators A: Physical. 2013;200:138-146. doi:10.1016/j.sna.2013.01.008
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2013 | Conference Paper | LibreCat-ID: 9796
Al-Ashtari W, Hunstig M, Hemsel T, Sextro W. Characteristics of Piezoelectric Energy Harvesters in Autonomous Systems. In: Proceedings of 10th International Workshop on Piezoelectric Materials and Applications and 8th Energy Harvesting Workshop, Hannover, Germany, 14.-17.7.2013. Berichte aus dem IDS. Hannover, Germany; 2013:159-161.
LibreCat
2013 | Conference Paper | LibreCat-ID: 9797
Althoff S, Neuhaus J, Hemsel T, Sextro W. A friction based approach for modeling wire bonding. In: IMAPS 2013, 46th International Symposium on Microelectronics. Orlando (Florida), USA; 2013. doi:10.4071/isom-2013-TA67
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2013 | Conference Paper | LibreCat-ID: 9801
Hunstig M, Al-Ashtari W, Hemsel T, Sextro W. Leistungs- und Bandbreitensteigerung von Energy-Harvesting-Generatoren für Energieautarke Systeme. In: Gausemeier J, Dumitrescu R, Rammig F, Schäfer W, Trächtler A, eds. 9. Paderborner Workshop Entwurf Mechatronischer Systeme. HNI-Verlagsschriftenreihe. Paderborn: Heinz Nixdorf Institut, Universität Paderborn; 2013:359-372.
LibreCat
2013 | Conference Paper | LibreCat-ID: 9802
Hunstig M, Hemsel T, Sextro W. High-Velocity Slip-Slip Operation of Piezoelectric Inertia Motors - Experimental Validation. In: Proceedings of 10th International Workshop on Piezoelectric Materials and Applications and 8th Energy Harvesting Workshop. Hannover, Germany; 2013:16-18.
LibreCat
2013 | Journal Article | LibreCat-ID: 9803
Hunstig M, Hemsel T, Sextro W. Modelling the friction contact in an inertia motor. Journal of Intelligent Material Systems and Structures. 2013;24(11):1380-1391. doi:10.1177/1045389X12474354
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2013 | Journal Article | LibreCat-ID: 9804
Hunstig M, Hemsel T, Sextro W. Stick-slip and slip-slip operation of piezoelectric inertia drives - Part II: Frequency-limited excitation. Sensors and Actuators A: Physical. 2013;200:79-89. doi:10.1016/j.sna.2012.11.043
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2013 | Journal Article | LibreCat-ID: 9805
Hunstig M, Hemsel T, Sextro W. Stick-slip and slip-slip operation of piezoelectric inertia drives - Part I: Ideal Excitation. Sensors and Actuators A: Physical. 2013;200:90-100. doi:10.1016/j.sna.2012.11.012
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2013 | Journal Article | LibreCat-ID: 9866
Ohta K, Isobe G, Bornmann P, Hemsel T, Morita T. Study on optimizing ultrasonic irradiation period for thick polycrystalline PZT film by hydrothermal method. Ultrasonics. 2013;53(4):837-841. doi:10.1016/j.ultras.2012.12.003
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2013 | Journal Article | LibreCat-ID: 9867
Yokouchi Y, Maeda T, Bornmann P, Hemsel T, Morita T. Piezoelectric Properties of CuO-Doped (K,Na)NbO3 Lead-Free Ceramics Synthesized with Hydrothermal Powders. Japanese Journal of Applied Physics. 2013;52(7S). doi:10.7567/JJAP.52.07HB03
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2012 | Journal Article | LibreCat-ID: 9781
Al-Ashtari W, Hunstig M, Hemsel T, Sextro W. Frequency tuning of piezoelectric energy harvesters by magnetic force. Smart Materials and Structures. 2012;21(3):035019.
LibreCat
2012 | Journal Article | LibreCat-ID: 9782
Al-Ashtari W, Hunstig M, Hemsel T, Sextro W. Analytical determination of characteristic frequencies and equivalent circuit parameters of a piezoelectric bimorph. Journal of Intelligent Material Systems and Structures. 2012;23(1):15-23. doi:10.1177/1045389X11430742
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2012 | Conference Paper | LibreCat-ID: 9783
Bornmann P, Hemsel T, Sextro W, Maeda T, Morita T. Non-perturbing cavitation detection / monitoring in sonochemical reactors. In: Ultrasonics Symposium (IUS), 2012 IEEE International. ; 2012:1141-1144. doi:10.1109/ULTSYM.2012.0284
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2012 | Conference Paper | LibreCat-ID: 9785
Isobe G, Ageba R, Maeda T, Bornmann P, Hemsel T, Morita T. Synthesis of piezoelectric materials by ultrasonic assisted hydrothermal method. In: B. J. Linde B, Paczkowski J, Ponikwicki N, eds. AIP Conference Proceedings. Vol 1433. AIP; 2012:569-572. doi:10.1063/1.3703251
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