Diagnostics of Piezoelectric Bending Actuators Subjected to Varying Operating Conditions
O.K. Aimiyekagbon, A. Bender, T. Hemsel, W. Sextro, Electronics 13 (2024).
LibreCat: /record/51518
DOI: 10.3390/electronics13030521

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: /record/47234

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: /record/47235

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: /record/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: /record/51118

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: /record/51119

Piezoelectric Ultrasonic Power Transducers
T. Hemsel, J. Twiefel, in: Reference Module in Materials Science and Materials Engineering, Elsevier, 2022.
LibreCat: /record/33500
DOI: 10.1016/b978-0-12-819728-8.00047-4

Experimental Investigation of the Influence of different Bond Tool Grooves on the Bond Quality for Ultrasonic Thick Wire Bonding
O.E.C. Hagedorn, M. Broll, O. Kirsch, T. Hemsel, W. Sextro, in: CIPS 2022 - 12th International Conference on Integrated Power Electronics Systems, VDE VERLAG GMBH, Berlin, 2022, pp. 138–143.
LibreCat: /record/30371

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: /record/34104
DOI: 10.1109/estc55720.2022.9939478

Modellbasierte Ermittlung optimaler Prozessparameter für neuartige Ultraschallbondverbindungen
C. Scheidemann, T. Hemsel, W. Sextro, Modellbasierte Ermittlung optimaler Prozessparameter für neuartige Ultraschallbondverbindungen, LibreCat University, 2022.
LibreCat: /record/52045
DOI: 10.2314/KXP:1879655276

Co-simulation of MATLAB and ANSYS for ultrasonic wire bonding process optimization
R. Schemmel, V. Krieger, T. Hemsel, W. Sextro, Microelectronics Reliability 119 (2021) 114077.
LibreCat: /record/21436
DOI: https://doi.org/10.1016/j.microrel.2021.114077

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: /record/17355

Co-simulation of MATLAB and ANSYS for ultrasonic wire bonding process optimization
R. Schemmel, V. Krieger, T. Hemsel, W. Sextro, in: 2020 21st International Conference on Thermal, Mechanical and Multi-Physics Simulation and Experiments in Microelectronics and Microsystems (EuroSimE), 2020.
LibreCat: /record/17706
DOI: 10.1109/eurosime48426.2020.9152679

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.
LibreCat: /record/14852

Messung hochfrequenter In-Plane-Schwingungen mittels Laservibrometrie in räumlich eingeschränkten Umgebungen
O.E.C. Hagedorn, D. Pielsticker, T. Hemsel, W. Sextro, in: 2. VDI-Fachtagung Schwingungen 2019, VDI Verlag GmbH · Düsseldorf 2019, 2019.
LibreCat: /record/15244

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.
LibreCat: /record/10258

Using complex multi-dimensional vibration trajectories in ultrasonic bonding and welding
R. Schemmel, T. Hemsel, C. Dymel, M. Hunstig, M. Brökelmann, W. Sextro, Sensors and Actuators A: Physical 295 (2019) 653–662.
LibreCat: /record/10334
DOI: 10.1016/j.sna.2019.04.025

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.
LibreCat: /record/9990

Vibration-Assisted Handling of Dry Fine Powders
P. Dunst, P. Bornmann, T. Hemsel, W. Sextro, Actuators 2018, 7(2). (2018) 1–11.
LibreCat: /record/9991
DOI: 10.3390/act7020018

Numerical and statistical investigation of weld formation in a novel two-dimensional copper-copper bonding process
C. Dymel, P. Eichwald, R. Schemmel, T. Hemsel, M. Brökelmann, M. Hunstig, W. Sextro, in: (Proceedings of 7th Electronics System-Integration Technology Conference, Dresden, Germany), 2018, pp. 1–6.
LibreCat: /record/9992

Experimental investigations on the impact of bond process parameters in two-dimensional ultrasonic copper bonding
C. Dymel, R. Schemmel, T. Hemsel, W. Sextro, M. Brökelmann, M. Hunstig, in: (Proceedings of 8th Electronics IEEE CPMT Symposium Japan (ICSJ 2018), Kyoto, Japan), 2018, pp. 41–44.
LibreCat: /record/9993

Numerical and experimental investigations in ultrasonic heavy wire bonding
R. Schemmel, T. Hemsel, W. Sextro, in: 6th European Conference on Computational Mechanics (ECCM 6), Glasgow, UK, 2018, pp. 1–12.
LibreCat: /record/9998

Analysis of pipe vibration in an ultrasonic powder transportationsystem
P. Dunst, T. Hemsel, W. Sextro, Elsevier Sensors and Actuators A 263 (2017) 733–736.
LibreCat: /record/9972

Estimation of Remaining Useful Lifetime of Piezoelectric Transducers Based on Self-Sensing
J.K. Kimotho, W. Sextro, T. Hemsel, in: IEEE Transactions on Reliability, 2017, pp. 1–10.
LibreCat: /record/9978
DOI: 10.1109/TR.2017.2710260

MoRFUS: Mobile Reinigungseinheit für Förderketten basierend auf Ultraschall
R. Schemmel, T. Hemsel, W. Sextro, in: 43. Deutsche Jahrestagung Für Akustik, Kiel 2017, 2017, pp. 611–614.
LibreCat: /record/9982

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.
LibreCat: /record/9958
DOI: 10.1002/pamm.201610306

Kavitationsdetektion mittels Self-Sensing-Ultraschallwandler
P. Bornmann, T. Hemsel, W. Sextro, G. Memoli, M. Hodnett, B. Zeqiri, Tm - Technisches Messen 82 (2015) 73–84.
LibreCat: /record/9944
DOI: 10.1515/teme-2015-0017

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.
LibreCat: /record/9948
DOI: 10.1250/ast.36.262

Improving the bond quality of copper wire bonds using a friction model approach
S. Althoff, J. Neuhaus, T. Hemsel, W. Sextro, in: Electronic Components and Technology Conference (ECTC), 2014 IEEE 64th, 2014, pp. 1549–1555.
LibreCat: /record/9868
DOI: 10.1109/ECTC.2014.6897500

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.
LibreCat: /record/9869
DOI: 10.1109/ULTSYM.2014.0163

Reliability analysis of ultrasonic power transducers
T. Hemsel, P. Bornmann, T. Morita, C. Sondermann-Wölke, W. Sextro, Archive of Applied Mechanics (2014) 1–7.
LibreCat: /record/9874
DOI: 10.1007/s00419-014-0965-4

High-velocity operation of piezoelectric inertia motors: experimental validation
M. Hunstig, T. Hemsel, W. Sextro, Archive of Applied Mechanics (2014) 1–9.
LibreCat: /record/9876
DOI: 10.1007/s00419-014-0940-0

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.
LibreCat: /record/9878
DOI: 10.1109/TUFFC.2014.6722608

Increasing the power of piezoelectric energy harvesters by magnetic stiffening
W. Al-Ashtari, M. Hunstig, T. Hemsel, W. Sextro, Journal of Intelligent Material Systems and Structures 24 (2013) 1332–1342.
LibreCat: /record/9794
DOI: 10.1177/1045389X13483021

Enhanced energy harvesting using multiple piezoelectric elements: Theory and experiments
W. Al-Ashtari, M. Hunstig, T. Hemsel, W. Sextro, Sensors and Actuators A: Physical 200 (2013) 138–146.
LibreCat: /record/9795
DOI: 10.1016/j.sna.2013.01.008

Characteristics of Piezoelectric Energy Harvesters in Autonomous Systems
W. Al-Ashtari, M. Hunstig, T. Hemsel, W. Sextro, in: Proceedings of 10th International Workshop on Piezoelectric Materials and Applications and 8th Energy Harvesting Workshop, Hannover, Germany, 14.-17.7.2013, Hannover, Germany, 2013, pp. 159–161.
LibreCat: /record/9796

A friction based approach for modeling wire bonding
S. Althoff, J. Neuhaus, T. Hemsel, W. Sextro, in: IMAPS 2013, 46th International Symposium on Microelectronics, Orlando (Florida), USA, 2013.
LibreCat: /record/9797
DOI: 10.4071/isom-2013-TA67

Leistungs- und Bandbreitensteigerung von Energy-Harvesting-Generatoren für Energieautarke Systeme
M. Hunstig, W. Al-Ashtari, T. Hemsel, W. Sextro, in: J. Gausemeier, R. Dumitrescu, F.  Rammig, W. Schäfer, A. Trächtler (Eds.), 9. Paderborner Workshop Entwurf Mechatronischer Systeme, Heinz Nixdorf Institut, Universität Paderborn, Paderborn, 2013, pp. 359–372.
LibreCat: /record/9801

High-Velocity Slip-Slip Operation of Piezoelectric Inertia Motors - Experimental Validation
M. Hunstig, T. Hemsel, W. Sextro, in: Proceedings of 10th International Workshop on Piezoelectric Materials and Applications and 8th Energy Harvesting Workshop, Hannover, Germany, 2013, pp. 16–18.
LibreCat: /record/9802

Modelling the friction contact in an inertia motor
M. Hunstig, T. Hemsel, W. Sextro, Journal of Intelligent Material Systems and Structures 24 (2013) 1380–1391.
LibreCat: /record/9803
DOI: 10.1177/1045389X12474354

Stick-slip and slip-slip operation of piezoelectric inertia drives - Part II: Frequency-limited excitation
M. Hunstig, T. Hemsel, W. Sextro, Sensors and Actuators A: Physical 200 (2013) 79–89.
LibreCat: /record/9804
DOI: 10.1016/j.sna.2012.11.043

Stick-slip and slip-slip operation of piezoelectric inertia drives - Part I: Ideal Excitation.
M. Hunstig, T. Hemsel, W. Sextro, Sensors and Actuators A: Physical 200 (2013) 90–100.
LibreCat: /record/9805
DOI: 10.1016/j.sna.2012.11.012

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.
LibreCat: /record/9866
DOI: 10.1016/j.ultras.2012.12.003

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).
LibreCat: /record/9867
DOI: 10.7567/JJAP.52.07HB03

Frequency tuning of piezoelectric energy harvesters by magnetic force
W. Al-Ashtari, M. Hunstig, T. Hemsel, W. Sextro, Smart Materials and Structures 21 (2012) 035019.
LibreCat: /record/9781

Analytical determination of characteristic frequencies and equivalent circuit parameters of a piezoelectric bimorph
W. Al-Ashtari, M. Hunstig, T. Hemsel, W. Sextro, Journal of Intelligent Material Systems and Structures 23 (2012) 15–23.
LibreCat: /record/9782
DOI: 10.1177/1045389X11430742

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.
LibreCat: /record/9783
DOI: 10.1109/ULTSYM.2012.0284

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.
LibreCat: /record/9785
DOI: 10.1063/1.3703251

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.
LibreCat: /record/9788
DOI: 10.1109/ULTSYM.2012.0048

Piezoelectric Properties of Li-Doped (K0.48N.52)NbO3 Ceramics Synthesized Using Hydrothermally-Derived KNbO3 and NaNbO3 Fine Powders
T. Maeda, T. Hemsel, T. Morita, Japanese Journal of Applied Physics 51 (2012) 09M.
LibreCat: /record/9789
DOI: 10.1143/JJAP.51.09MD08

Analysis of different operation modes for inertia motors
M. Hunstig, T. Hemsel, W. Sextro, ACTUATOR 2012 Conference Proceedings (2012) 761–764.
LibreCat: /record/9806

Multi-Objective Optimization of a Piezoelectric Sandwich Ultrasonic Transducer by Using Elitist Non-Dominated Sorting Genetic Algorithm
T. Hemsel, B. Fu, Y. Jing, X. Fu, Key Engineering Materials 474–476 (2011) 1808–1812.
LibreCat: /record/9765
DOI: 10.4028/www.scientific.net/KEM.474-476.1808

Multi-DOF cylindrical piezoelectric actuator with radial polarization
R. Lucinskis, D. Mazeika, T. Hemsel, R. Bansevicius, AIP Conference Proceedings 1433 (2011) 693–696.
LibreCat: /record/9767
DOI: 10.1063/1.3703277

Improved Process for Hydrothermal Lead-Free Piezoelectric Powders and Performances of Sintered (K0.48N.52)NbO3 Ceramics
T. Maeda, T. Hemsel, T. Morita, Japanese Journal of Applied Physics 50 (2011) 07H.
LibreCat: /record/9769

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.
LibreCat: /record/9877

Patent 1003395: Anordnung und Verfahren zur mehrdimensionalen Messung von Schwingungen eines Objekts. 
W. Sextro, M. Hunstig, P. Bornmann, T. Hemsel, (2011).
LibreCat: /record/9790

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.
LibreCat: /record/9743
DOI: 10.3938/jkps.57.918

Ultrasonic Transducer for the Hydrothermal Method
P. Bornmann, T. Hemsel, W. Littmann, R. Ageba, Y. Kadota, T. Morita, Journal of Korean Physical Society 57 (2010) 1122.
LibreCat: /record/9744
DOI: 10.3938/jkps.57.1122

Modeling of Piezoelectric Langevin Transducers by Using Mixed Transfer Matrix Methods
B. Fu, C. Li, J. Zhang, Z. Huang, T. Hemsel, Journal of Korean Physical Society 57 (2010) 929.
LibreCat: /record/9745
DOI: 10.3938/jkps.57.929

Various Aspects of the Placement of a Piezoelectric Material in Composite Actuators, Motors, and Transducers
T. Hemsel, E.G. Lierk, W. Littmann, T. Morita, Journal of Korean Physical Society 57 (2010) 933–937.
LibreCat: /record/9749
DOI: 10.3938/jkps.57.933

Drive Signals for Maximizing the Velocity of Piezoelectric Inertia Motors
M. Hunstig, T. Hemsel, Journal of Korean Physical Society 57 (2010) 938–941.
LibreCat: /record/9751
DOI: 10.3938/jkps.57.938

Parameter Identification and Model Validation for the Piezoelectric Actuator in an Inertia Motor
M. Hunstig, T. Hemsel, Journal of Korean Physical Society 57 (2010) 952–954.
LibreCat: /record/9752
DOI: 10.3938/jkps.57.952

Anregungskonzepte und Modellierung piezoelektrischer Trägheitsmotoren
M. Hunstig, T. Hemsel, W. Sextro, in: J. Gausemeier, F. Rammig, W. Schäfer, A. Trächtler (Eds.), 7. Paderborner Workshop Entwurf Mechatronischer Systeme, Heinz Nixdorf Institut, Universität Paderborn, Paderborn, 2010, pp. 129–141.
LibreCat: /record/9753

Improving the Performance of Piezoelectric Inertia Motors
M. Hunstig, T. Hemsel, W. Sextro, in: ACTUATOR 2010 Conference Proceedings, 2010, pp. 657–661.
LibreCat: /record/9754

Konzeption und Aufbau eines Langzeitforschungsstandes zur lichttechnischen Charakterisierung von organischen Leuchtdioden (OLEDs)
V. Kraft , C. Bauch, M. Nückel, T. Hemsel, in: 19. Gemeinschaftstagung LICHT 2010, Wien, Österreich, 2010.
LibreCat: /record/9755

Zur Theorie der piezoelektrischen Ultraschallverbundschwinger mit praktischen Schlussfolgerungen für den Entwicklungsingenieur
E.-G. Lierke, W. Littmann, T. Hemsel, Veröffentlichung Der Universität Paderborn (2010).
LibreCat: /record/9756

The experimental research of piezoelectric actuator with two vectors of polarization direction
R. Lucinskis, D. Mazeika, T. Hemsel, R. Bansevicius, MECHANIKA (2010).
LibreCat: /record/9757

Hydrothermal (K1-xNax)NbO3 Lead-free Piezoelectric Ceramics
T. Maeda, N. Takiguchi, T. Morita, M. Ishikawa, T. Hemsel, Journal of Korean Physical Society 57 (2010) 924–928.
LibreCat: /record/9758
DOI: 10.3938/jkps.57.924

(K,Na)NbO3 lead-free piezoelectric ceramics synthesized from hydrothermal powders
T. Maeda, N. Takiguchi, T. Morita, M. Ishikawa, T. Hemsel, Materials Letters 64 (2010) 125–128.
LibreCat: /record/9759
DOI: 10.1016/j.matlet.2009.10.012

Guideline for the dependability-oriented design of self-optimizing systems
C. Sondermann-Wölke, T. Hemsel, W. Sextro, J. Gausemeier, S. Pook, in: Industrial Informatics (INDIN), 2010 8th IEEE International Conference On, 2010, pp. 739–744.
LibreCat: /record/9760
DOI: 10.1109/INDIN.2010.5549490

Verlässlichkeit im aktiven selbstoptimierenden Spurführungsmodul eines schienengebundenen Fahrzeugs
C. Sondermann-Wölke, J. Geisler, M. Hirsch, T. Hemsel, 6. Paderborner Workshop: “Entwurf Mechatronischer Systeme” Band 250 (2009) 231–243.
LibreCat: /record/23230

Verlässlichkeit im aktiven selbstoptimierenden Spurführungsmodul eines schienengebundenen Fahrzeugs
C. Sondermann-Wölke, J. Geisler, M. Hirsch, T. Hemsel, 6. Paderborner Workshop: “Entwurf Mechatronischer Systeme” Band 250 (2009) 231–243.
LibreCat: /record/23249

Modellbasierte Entwicklung piezoelektrischer Trägheitsmotoren
M. Hunstig, T. Hemsel, in: J. Gausemeier, F. Rammig,  Wilhelm  Schäfer, A. Trächtler (Eds.), 6. Paderborner Workshop Entwurf Mechatronischer Systeme, Heinz Nixdorf Institut, Universität Paderborn, Paderborn, 2009, pp. 85–96.
LibreCat: /record/9735

Verlässlichkeit im aktiven selbstoptimierenden Spurführungsmodul eines schienengebundenen Fahrzeugs
C. Sondermann-Wölke, J. Geisler, M. Hirsch, T. Hemsel, in: J. Gausemeier, F.J. Rammig, A. Trächtler (Eds.), Entwurf Mechatronischer Systeme, Paderborn, 2009, pp. 231–242.
LibreCat: /record/9740

Menschliche Unzuverlässigkeit als Grundlage für den Entwurf von Kollisionsvermeidungssystemen.
C. Sondermann-Wölke, T. Hesse, T. Sattel, T. Hemsel, in: 24. Tagung Technische Zuverlässigkeit (TTZ 2009) - Entwicklung Und Betrieb Zuverlässiger Produkte, Leonberg, Düsseldorf, 2009, pp. 335–340.
LibreCat: /record/9741

A simple pre-stress estimating method of langevin transducers
F. Bo, L. Ting, T. Hemsel, in: Piezoelectricity, Acoustic Waves, and Device Applications, 2008. SPAWDA 2008. Symposium On, 2008, pp. 324–327.
LibreCat: /record/9568
DOI: 10.1109/SPAWDA.2008.4775801

Local Ultrasonic Hyperthermia and Thermo-ablation: A Description and Theoretical Evaluation of Two Alternative Concepts for the Heat Therapy of Tumours
E.-G. Lierke, T. Hemsel, Acta Acustica United with Acustica 94 (2008) 369–381.
LibreCat: /record/9569
DOI: 10.3813/AAA.918044

Verlässlichkeitorientierte Technologiebewertung innovativer Aktortechnologien am Beispiel von Formgedächtnislegierungen
T. Müller, F. Schiedeck, T. Hemsel, in: 2. Tagung Des DVM -- Arbeitskreis Zuverlässigkeit Mechatronischer Und Adaptronischer Systeme: Absicherung Der Systemzuverlässigkeit, Koblenz, 2008.
LibreCat: /record/9570

Driving concepts for bundled ultrasonic linear motors
M. Mracek, T. Hemsel, T. Sattel, P. Vasiljev, J. Wallaschek, Journal of Electroceramics 20 (2008) 153–158.
LibreCat: /record/9571
DOI: 10.1007/s10832-007-9123-5

Tactile tissue characterisation by piezoelectric systems
R. Stroop, D.O. Uribe, M.O. Martinez, M. Brökelmann, T. Hemsel, J. Wallaschek, Journal of Electroceramics 20 (2008) 237–241.
LibreCat: /record/9574
DOI: 10.1007/s10832-007-9183-6

Fundamental experiments as benchmark problems for modeling ultrasonic micro-impact processes
J. Twiefel, C. Potthast, M. Mracek, T. Hemsel, T. Sattel, J. Wallaschek, Journal of Electroceramics 20 (2008) 209–214.
LibreCat: /record/9575
DOI: 10.1007/s10832-007-9169-4

Development of a biomedical tissue differentiation system using piezoelectric actuators
D.O. Uribe, R. Stroop, T. Hemsel, J. Wallaschek, in: Frequency Control Symposium, 2008 IEEE International, 2008, pp. 91–94.
LibreCat: /record/9576
DOI: 10.1109/FREQ.2008.4622963

Patent 480: Piezoelektrische Antriebsvorrichtung / Piezoelectric Drive Unit
V. Rischmueller, J. Wallaschek, P. Froehlich, W. Haussecker, V. Rieger, J. Twiefel, D. Guenther, T. Hemsel, (2008).
LibreCat: /record/9572

Non-destructive ultrasonic test of orange dehydration
F. Camarena Gandia, T. Hemsel, V. Espinosa, J. Twiefel, M. Ardid, J. Martinez-Mora, J.B. Gandia, in: Proceedings of 19th International Congress on Acoustics, Madrid, 2007.
LibreCat: /record/9562

Resonant vibrating sensors for tactile tissue differentiation
T. Hemsel, R. Stroop, D. Oliva Uribe, J. Wallaschek, Journal of Sound and Vibration 308 (2007) 441–446.
LibreCat: /record/9564
DOI: 10.1016/j.jsv.2007.03.063

Perspectives of Tumour Therapy by Local Ultrasonic Hyperthermia and Thermal Ablation
E.-G. Lierke, T. Hemsel, in: Proceedings of 19th International Congress on Acoustics, Madrid, 2007.
LibreCat: /record/9565

Fundamental Study on A Thickness-Shear Transformer using X-Cut Lithium Niobate
T. Shigematsu , T. Morita, T. Hemsel, Proceedings of Symposium on Ultrasonic Electronics 28 (2007) 439–440.
LibreCat: /record/9566

Design and Construction of a 3D-Scanning-Laservibrometer
C. Becker, S. Wedman, T. Hemsel, in: Proceedings of 2nd International Workshop on Piezoelectric Materials and Applications in Actuators, Paderborn, Germany, 2006, p. 481.
LibreCat: /record/9532

Piezoelectric transducer design via multiobjective optimization
B. Fu, T. Hemsel, J. Wallaschek, Ultrasonics 44, Supplement (2006) e747–e752.
LibreCat: /record/9533
DOI: 10.1016/j.ultras.2006.05.087

Multiobjective optimization of piezoelectric transducers using evolutionary algorithms
B. Fu, T. Hemsel, J. Wallaschek, in: Proceedings of 2nd International Workshop on Piezoelectric Materials and Applications in Actuators, Paderborn, Germany, 2006, pp. 223–228.
LibreCat: /record/9534

Powder coating fabrication by ultrasonic standing wave atomizer
T. Hemsel, C. Henning, C. Kauczor, W. Littmann, in: Proceedings of 2nd International Workshop on Piezoelectric Materials and Applications in Actuators, Paderborn, Germany, 2006, pp. 183–186.
LibreCat: /record/9537

Control of Bundled Miniature Ultrasonic Linear Motors
T. Hemsel, M. Mracek, in: Proceedings of 2nd International Workshop on Piezoelectric Materials and Applications in Actuators, Paderborn, Germany, 2006, pp. 313–322.
LibreCat: /record/9538

Piezoelectric linear motor concepts based on coupling of longitudinal vibrations
T. Hemsel, M. Mracek, J. Twiefel, P. Vasiljev, Ultrasonics 44, Supplement (2006) e591–e596.
LibreCat: /record/9539
DOI: 10.1016/j.ultras.2006.05.056

Model Based Analysis of Piezoelectric Transformers
T. Hemsel, S. Priya, in: Proceedings of 2nd International Workshop on Piezoelectric Materials and Applications in Actuators, Paderborn, Germany, 2006, pp. 223–228.
LibreCat: /record/9540

Model based analysis of piezoelectric transformers
T. Hemsel, S. Priya, Ultrasonics 44, Supplement (2006) e741–e745.
LibreCat: /record/9541
DOI: 10.1016/j.ultras.2006.05.086

Focusing cross-fire applicator for ultrasonic hyperthermia of tumors
E.G. Lierke, T. Hemsel, Ultrasonics 44, Supplement (2006) e341–e344.
LibreCat: /record/9543
DOI: 10.1016/j.ultras.2006.07.004

Focussing Cross-Fire Applicator for Ultrasonic Hyperthermia of Tumors
E.-G. Lierke, T. Hemsel, in: Proceedings of 2nd International Workshop on Piezoelectric Materials and Applications in Actuators, Paderborn, Germany, 2006, pp. 215–222.
LibreCat: /record/9544

Powder Transport by Ultrasonic Waves
B. Mracek, T. Hemsel, M. Mracek, in: Proceedings of 2nd International Workshop on Piezoelectric Materials and Applications in Actuators, Paderborn, Germany, 2006, pp. 177–182.
LibreCat: /record/9545

Synergetic driving concepts for bundled miniature ultrasonic linear motors
M. Mracek, T. Hemsel, Ultrasonics 44, Supplement (2006) e597–e602.
LibreCat: /record/9546
DOI: 10.1016/j.ultras.2006.05.201

Self configuration of a novel miniature ultrasonic linear motor
M. Mracek, P. Vasiljev, T. Hemsel, J. Wallaschek, Solid State Phenomena 113 (2006) 167–172.
LibreCat: /record/9547