Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2019Development of 40 MHz Ultrasonic Transducers via Soft Mold Process
Günther, Paul; Neumeister, Peter; Neubert, Holger; Gebhardt, Sylvia
Journal Article
2019Entwicklung keramischer Perowskit-Werkstoffe und Bauelementstrukturen für elektrokalorische Anwendungen
Molin, Christian
: Michaelis, Alexander (Gutachter); Gerlach, Gerald (Gutachter); Gebhardt, Sylvia (Betreuer)
Dissertation
2019Fertigungstechnologien für Ultraschallwandler im Frequenzbereich zwischen 40 kHz und 40 MHz
Gebhardt, Sylvia; Günther, Paul; Hohlfeld, Kai; Neubert, Holger
Journal Article
2019Towards Actuation Improvement of Low-profile Piezo Fibre Composites by Notched Electrodes
Hohlfeld, Kai; Neumeister, Peter; Michaelis, Alexander; Gebhardt, Sylvia
Journal Article
2018BaZrxTi1-xO3 epitaxial thin films for electrocaloric investigations
Engelhardt, Stefan; Molin, Christian; Gebhardt, Sylvia; Fähler, Sebastian; Nielsch, Kornelius; Hühne, Ruben
Journal Article
2018Development of single-fiber piezocomposite transducers for 3D ultrasound computer tomography
Zapf, Michael; Hohlfeld, Kai; Ruiter, Nicole V.; Pfistner, Patrick; Dongen, Koen W.A. van; Gemmeke, Hartmut; Michaelis, Alexander; Gebhardt, Sylvia
Journal Article
2018Direct measurement of the electrocaloric temperature change in multilayer ceramic components by resistance-welded thermocouple wires
Greiner, Anna; Molin, Christian; Neubert, Holger; Gebhardt, Sylvia; Neumeister, Peter
Journal Article
2018Entwicklung und Charakterisierung von LTCC/Piezokeramik-Modulen für adaptive Strukturkomponenten
Flössel, Markus
: Michaelis, Alexander (Gutachter); Drossel, Welf-Guntram (Gutachter); Gebhardt, Sylvia (Betreuer)
Dissertation
2018Kundenspezifische Ultraschallwandler auf Basis von 1-3-Piezokompositen
Hohlfeld, Kai; Neumeister, Peter; Neubert, Holger; Gebhardt, Sylvia
Presentation
2018Manufacturing technologies for ultrasonic transducers in a broad frequency range
Gebhardt, Sylvia; Hohlfeld, Kai; Günther, Paul; Neubert, Holger
Conference Paper
2018Manufacturing technologies of piezoelectric components for integration into lightweight structures
Hohlfeld, Kai; Rhein, Sebastian; Flössel, Markus; Michaelis, Alexander; Gebhardt, Sylvia
Journal Article
2018Multilayer ceramics for electrocaloric cooling applications
Molin, Christian; Neumeister, Peter; Neubert, Holger; Gebhardt, Sylvia
Journal Article
2018Novel poling method for piezoelectric 0-3 composites and transfer to series production
Eßlinger, Sophia; Geller, Sirko; Hohlfeld, Kai; Gebhardt, Sylvia; Michaelis, Alexander; Gude, Maik; Schönecker, Andreas; Neumeister, Peter
Journal Article
2018Performance of a new piezoceramic thick film sensor for measurement and control of cutting forces during milling
Drossel, Welf-Guntram; Gebhardt, Sylvia; Bucht, André; Kranz, Burkhard; Schneider, Jörg; Ettrichrätz, Martin
Journal Article
2018Piezofibre composite transducers for next generation 3D USCT
Zapf, Michael; Hohlfeld, Kai; Pfistner, P.; Liberman, C.; Dongen, K.W.A. van; Gemmeke, Hartmut; Ruiter, Nicole V.; Michaelis, Alexander; Gebhardt, Sylvia
Conference Paper
2018Quasi-adiabatic calorimeter for direct electrocaloric measurements
Sanlialp, Mehmet; Shvartsman, Vladimir V.; Faye, Romain; Karabasov, Maksim O.; Molin, Christian; Gebhardt, Sylvia; Defay, Emmanuel; Lupascu, Doru C.
Journal Article
2017Comparison of direct electrocaloric characterization methods exemplified by 0.92 Pb(Mg1/3Nb2/3)O3-0.08 PbTiO3 multilayer ceramics
Molin, Christian; Peräntie, Jani; Goupil, Florian le; Weyland, Florian; Sanlialp, Mehmet; Stingelin, Natalie; Novak, Nikola; Lupascu, Doru C.; Gebhardt, Sylvia
Journal Article
2017Effect on the integration of piezoceramic composites into structural components on their poling condition and polarizability
Hohlfeld, Kai; Eßlinger, Sophia; Eydam, Agnes; Winkler, Anja; Weber, Tony; Gude, Maik; Modler, Niels; Gerlach, Gerald; Suchaneck, Gunnar; Michaelis, Alexander; Schönecker, Andreas; Gebhardt, Sylvia; Neumeister, Peter
Conference Paper
2017Herstellung und Charakterisierung piezokeramischer Komponenten und daraus abgeleiteter Piezokomposite
Hohlfeld, Kai
: Michaelis, Alexander (Gutachter); Drossel, Welf-Guntram (Gutachter); Gebhardt, Sylvia (Betreuer)
Dissertation
2017Integration of piezoceramic composites in aluminium die casting structures and their functional characterization
Rhein, Sebastian; Wedler, Jonathan; Stein, Stefan; Körner, Carolin; Schmidt, Michael; Michaelis, Alexander; Gebhardt, Sylvia
Conference Paper
2017A process chain for integrating piezoelectric transducers into aluminum die castings to generate smart lightweight structures
Stein, Stefan; Wedler, Jonathan; Rhein, Sebastian; Schmidt, Michael; Körner, Carolin; Michaelis, Alexander; Gebhardt, Sylvia
Journal Article
2017State transition and electrocaloric effect of BaZrxTi1-xO3: Simulation and experiment
Ma, Yangbin; Molin, Christian; Shvartsman, Vladimir; Gebhardt, Sylvia; Lupascu, Doru Constantin; Albe, Karsten; Xu, Baixiang
Journal Article
2017Werkzeugintegrierte Sensorik zur Prozessüberwachung in der Zerspanung
Bucht, Andre; Ettrichrätz, Martin; Gebhardt, Sylvia; Höhn, Mandy
Conference Paper
20162-D crossed-electrode transducer arrays for ultrasonic particle manipulation
Wang, Han; Qiu, Yongqiang; Démoré, Christine; Gebhardt, Sylvia; Cochran, Sandy
Conference Paper
2016Active electrocaloric demonstrator for direct comparison of PMN-PT bulk and multilayer samples
Blumenthal, Philipp; Molin, Christian; Gebhardt, Sylvia; Raatz, Annika
Journal Article, Conference Paper
2016Fabrication and characterization of a 20 MHz ultrasonic transducer using soft mold process
Günther, Paul; Gebhardt, Sylvia; Neubert, Holger; Herzog, Thomas; Heuer, Henning; Walter, Susan
Poster
2016Influence of the polarization anisotropy on the electrocaloric effect in epitaxial PMN-PT thin films
Mietschke, Michael; Chekhonin, Paul; Molin, Christian; Gebhardt, Sylvia; Fähler, Sebastian; Nielsch, Kornelius; Schultz, Linda; Hühne, Ruben
Journal Article
2016Modified differential scanning calorimeter for direct electrocaloric measurements
Sanlialp, Mehmet; Molin, Christian; Shvartsman, Vladimir V.; Gebhardt, Sylvia; Lupascu, Doru Constantin
Journal Article
2016PMN-8PT device structures for electrocaloric cooling applications
Molin, Christian; Gebhardt, Sylvia
Conference Paper, Journal Article
2016Structural and ferroelectric properties of 0.9PMN-0.1PT thin films
Mietschke, Michael; Engelhardt, Stefan; Fähler, Sebastian; Molin, Christian; Gebhardt, Sylvia; Schultz, Ludwig; Hühne, Ruben
Conference Paper
2016Structural and ferroelectric properties of epitaxial BaZrxTi1-xO3 thin films
Engelhardt, Stefan; Mietschke, Michael; Molin, Christian; Gebhardt, Sylvia; Fähler, Sebastian; Nielsch, Kornelius; Hühne, Ruben
Journal Article
2016Systementwicklung zur Strukturüberwachung mit geführten Wellen
Schubert, Lars; Weihnacht, Bianca; Lieske, Uwe; Frankenstein, Bernd; Gebhardt, Sylvia; Neumeister, Peter; Neubert, Holger
Conference Paper
2016Tailored composite transducers based on piezoceramic fibres and pearls
Hohlfeld, Kai; Neumeister, Peter; Michaelis, Alexander; Gebhardt, Sylvia
Conference Paper
2016Towards fabrication of high frequency ultrasonic transducers using soft mold process
Gebhardt, Sylvia; Günther, Paul; Neubert, Holger; Fröhlich, Selina; Walter, Susan; Herzog, Thomas; Heuer, Henning
Conference Paper
2015Biegeelementanordnung sowie deren Verwendung
Bramlage, Bernhard; Ernst, Dörthe; Gebhardt, Sylvia
Patent
2015Direct electrocaloric measurements using a differential scanning calorimeter
Sanlialp, Mehmet; Shvartsman, Vadimir; Lupascu, Doru Constantin; Molin, Christian; Gebhardt, Sylvia
Conference Paper
2015Effect of dopants on the electrocaloric effect of 0.92 Pb(Mg1/3Nb2/3)O3–0.08 PbTiO3 ceramics
Molin, Christian; Sanlialp, M.; Shvartsman, Vladimir; Lupascu, Doru Constantin; Neumeister, Peter; Schönecker, Andreas; Gebhardt, Sylvia
Journal Article
2015Evaluation of piezo composite based omnidirectional single fibre transducers for 3D USCT
Zapf, Michael; Hohlfeld, Kai; Shah, Gourav; Gebhardt, Sylvia; Dongen, Koen W.A. van; Gemmeke, Hartmut; Michaelis, Alexander; Ruiter, Nicole V.
Conference Paper
2015High performance PZT thick film actuators using in plane polarisation
Ernst, Dörthe; Bramlage, Bernhard; Gebhardt, Sylvia; Schönecker, Andreas
Journal Article
2015Micro-positioning stages for adaptive optics based on piezoelectric thick film actuators
Gebhardt, Sylvia; Ernst, Dörthe; Bramlage, Bernhardt
Conference Paper
2015Micro-positioning stages for adaptive optics based on piezoelectric thick film actuators
Gebhardt, Sylvia; Ernst, Dörthe; Bramlage, Bernhardt; Pabst, Oliver; Oberdörster, Alexander
Journal Article
2015PZT components derived from polysulphone spinning process
Hohlfeld, Kai; Gebhardt, Sylvia; Schönecker, Andreas; Michaelis, Alexander
Journal Article
2015Screen-printed ultrasonic 2-D matrix array transducers for microparticle manipulation
Qiu, Yongqiang; Wang, Han; Gebhardt, Sylvia; Bolhovitins, Aleksandrs; Démoré, Christine; Schönecker, Andreas; Cochran, Sandy
Journal Article
20140.92 Pb(Mg1/3Nb2/3)O3 - 0.08 PbTiO3 relaxor ferroelectrics modified with different dopants for electrocaloric cooling application
Molin, Christian; Keitel, Uwe; Neumeister, Peter; Gebhardt, Sylvia; Schönecker, Andreas
Conference Paper
2014Acoustic devices for particle and cell manipulation and sensing
Qiu, Yongqiang; Wang, Han; Démoré, Christine; Hughes, David; Glynne-Jones, Peter; Gebhardt, Sylvia; Bolhovitins, Aleksandrs; Poltarjonoks, Romans; Weijer, Kees C.; Schönecker, Andreas; Hill, Martyn; Cochran, Sandy
Journal Article
2014Effect of mechanical constraints in thin ceramic LTCC/PZT multilayers on the polarization behavior of the embedded PZT
Neumeister, Peter; Eßlinger, Sophia; Gebhardt, Sylvia; Schönecker, Andreas; Flössel, Markus
Journal Article
2014Monolithic micro-positioning stage on piezo thick film technology
Bramlage, Bernhard; Ernst, Dörthe; Gebhardt, Sylvia
Conference Paper
2014Piezokeramische Dickschichttechnik für Optische Anwendungen - Deformierbare Spiegel und hochintegrierbare Stellelemente
Bramlage, Bernhard; Ernst, Dörthe; Gebhardt, Sylvia; Pabst, Oliver; Reinlein, Claudia
Conference Paper
2014Plenoptic camera with adaptable dephth of field using PZT thick film actuators
Ernst, Dörthe; Bramlage, Bernhard; Gebhardt, Sylvia; Oberdörster, Alexander; Pabst, Oliver; Wippermann, Frank
Conference Paper
2014Porous perovskite fibers - preparation by wet phase inversion spinning and catalytic activity
Kaiser, Sandy; Reichelt, Erik; Gebhardt, Sylvia; Jahn, Matthias; Michaelis, Alexander
Journal Article
2014Testing of thermally piezoelectric deformable mirror with buried functionality
Reinlein, Claudia; Appelfelder, Michael; Goy, Matthias; Gebhardt, Sylvia; Gutzeit, Nam
Conference Paper
2014Towards efficient integrated piezoelectric transducers for sensing, actuation and SHM
Neumeister, Peter; Flössel, Markus; Eßlinger, Sophia; Gebhardt, Sylvia; Schönecker, Andreas
Conference Paper
2013Compact structural health monitoring transducers made by ceramic multilayer technology
Gebhardt, Sylvia; Flössel, Markus; Lieske, Uwe; Klesse, Thomas; Schönecker, Andreas
Journal Article
2013Enhanced large signal performance of PZT thick film actuators for active micro-optics
Ernst, Dörthe; Bramlage, Bernhard; Gebhardt, Sylvia; Schönecker, Andreas; Pabst, Oliver; Schreiner, Hans Jürgen
Conference Paper
2013Piezoelectric transducers on the basis of free-formed PZT components
Hohlfeld, Kai; Michaelis, Alexander; Gebhardt, Sylvia
Conference Paper
2013Thermomechanical design, hybrid fabrication, and testing of a MOEMS deformable mirror
Reinlein, Claudia; Appelfelder, Michael; Gebhardt, Sylvia; Beckert, Erik; Eberhardt, Ramona; Tünnermann, Andreas
Journal Article
2013Thick film PZT transducer arrays for particle manipulation
Qiu, Yongqiang; Wang, Han; Bolhovitins, Aleksandrs; Démoré, Christine; Cochran, Sandy; Gebhardt, Sylvia; Schönecker, Andreas
Conference Paper
2013Weiterführende Technologieuntersuchungen zur Fertigung thermoplastverbundkompatibler Piezokeramik-Module für adaptive Leichtbaustrukturen
Hufenbach, Werner; Gude, Maik; Heber, Thomas; Weber, Tony; Hohlfeld, Kai; Michaelis, Alexander; Gebhardt, Sylvia
Conference Paper
2012Manufacturing and characterization of a deformable LTCC membrane with integrated temperature sensors, strain gauges and heating structures
Gutzeit, Nam; Müller, Jens; Bruchmann, Claudia; Gebhardt, Sylvia
Conference Paper