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142 Publications
2019 | Conference Paper | LibreCat-ID: 15412
Schemmel R, Eacock F, Dymel C, et al. Impact of multi-dimensional vibration trajectories on quality and failure modes in ultrasonic bonding. In: International Symposium on Microelectronics. ; 2019:509-514. doi:10.4071/2380-4505-2019.1.000509
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2019 | Journal Article | LibreCat-ID: 10334
Schemmel R, Hemsel T, Dymel C, Hunstig M, Brökelmann M, Sextro W. Using complex multi-dimensional vibration trajectories in ultrasonic bonding and welding. Sensors and Actuators A: Physical. 2019;295:653-662. doi:10.1016/j.sna.2019.04.025
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2018 | Journal Article | LibreCat-ID: 9990
Dunst P, Bornmann P, Hemsel T, Littmann W, Sextro W. Vibration Assisted Dosing, Mixing and Transport of Dry Fine Powders. ACTUATOR 2018; 16th International Conference on New Actuators. 2018:142-145.
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2018 | Journal Article | LibreCat-ID: 9991
Dunst P, Bornmann P, Hemsel T, Sextro W. Vibration-Assisted Handling of Dry Fine Powders. Actuators 2018, 7(2). 2018:1-11. doi:10.3390/act7020018
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2018 | Conference Paper | LibreCat-ID: 9992
Dymel C, Eichwald P, Schemmel R, et al. Numerical and statistical investigation of weld formation in a novel two-dimensional copper-copper bonding process. In: (Proceedings of 7th Electronics System-Integration Technology Conference, Dresden, Germany). ; 2018:1-6.
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2018 | Conference Paper | LibreCat-ID: 9993
Dymel C, Schemmel R, Hemsel T, Sextro W, Brökelmann M, Hunstig M. Experimental investigations on the impact of bond process parameters in two-dimensional ultrasonic copper bonding. In: (Proceedings of 8th Electronics IEEE CPMT Symposium Japan (ICSJ 2018), Kyoto, Japan). ; 2018:41-44.
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2018 | Conference Paper | LibreCat-ID: 9998
Schemmel R, Hemsel T, Sextro W. Numerical and experimental investigations in ultrasonic heavy wire bonding. In: 6th European Conference on Computational Mechanics (ECCM 6). Glasgow, UK; 2018:1-12.
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2017 | Journal Article | LibreCat-ID: 9972
Dunst P, Hemsel T, Sextro W. Analysis of pipe vibration in an ultrasonic powder transportationsystem. elsevier. 2017;Sensors and Actuators A 263:733-736.
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2017 | Conference Paper | LibreCat-ID: 9978
Kimotho JK, Sextro W, Hemsel T. Estimation of Remaining Useful Lifetime of Piezoelectric Transducers Based on Self-Sensing. In: IEEE Transactions on Reliability. ; 2017:1-10. doi:10.1109/TR.2017.2710260
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2017 | Conference Paper | LibreCat-ID: 9982
Schemmel R, Hemsel T, Sextro W. MoRFUS: Mobile Reinigungseinheit für Förderketten basierend auf Ultraschall. In: 43. Deutsche Jahrestagung Für Akustik. Kiel 2017; 2017:611-614.
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2016 | Conference Paper | LibreCat-ID: 9958
Dunst P, Sextro W, Bornmann P, Hemsel T, Littmann W. Transportation of dry fine powders by coordinated friction manipulation. In: PAMM Proc. Appl. Math. Mech. 16. Braunschweig; 2016:635-636. doi:10.1002/pamm.201610306
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2015 | Journal Article | LibreCat-ID: 9944
Bornmann P, Hemsel T, Sextro W, Memoli G, Hodnett M, Zeqiri B. Kavitationsdetektion mittels Self-Sensing-Ultraschallwandler. tm - Technisches Messen. 2015;82(2):73-84. doi:10.1515/teme-2015-0017
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2015 | Journal Article | LibreCat-ID: 9948
Kudo R, Bornmann P, Hemsel T, Morita T. Thick KNbO 3 films deposited by ultrasonic-assisted hydrothermal method. Acoustical Science and Technology. 2015;36(3):262-264. doi:10.1250/ast.36.262
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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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