Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2016Correlation of film morphology and defect content with the charge-carrier transport in thin-film transistors based on ZnO nanoparticles
Polster, S.; Jank, M.P.M.; Frey, L.
Journal Article
2016The effect of cushion-ram pulsation on hot stamping
Landgrebe, Dirk; Rautenstrauch, Anja; Kunke, Andreas; Polster, Stefan; Kriechenbauer, Sebastian; Mauermann, Reinhard
Conference Paper
2016High performance sheet metal forming tooling by additive manufacturing
Gebauer, Mathias; Müller, Bernhard; Spierings, Adriaan; Polster, Stefan; Stoll, Philipp; Feld, Tobias; Klinger, Marcel; Zurbrügg, Andreas
Conference Paper
2016Intelligentes Presshärten - Prozessregelung mittels Wissensbasis
Landgrebe, Dirk; Pierschel, Norbert; Schönherr, Julia; Schieck, Frank; Polster, Stefan; Priber, Ulrich
Conference Paper
2016Materials integration for printed zinc oxide thin-film transistors: Engineering of a fully-printed semiconductor/contact scheme
Liu, X.; Wegener, M.; Polster, S.; Jank, M.P.M.; Roosen, A.; Frey, L.
Journal Article
2016SLM processing of 14 Ni (200 Grade) maraging steel
Stoll, Philipp; Spierings, Adriaan; Wegener, Konrad; Gebauer, Mathias; Polster, Stefan
Conference Paper
2015Intelligent process control for press hardening
Landgrebe, Dirk; Pierschel, Norbert; Alsmann, Michael; Schönherr, Julia; Polster, Stefan; Priber, Ulrich; Schieck, Frank; Berndt, Sebastian
Conference Paper
2015Intelligente Prozessführung beim Presshärten
Landgrebe, Dirk; Pierschel, Norbert; Priber, Ulrich; Polster, Stefan; Schönherr, Julia
Report
2015Knowledge base for intelligent press hardening
Landgrebe, Dirk; Pierschel, Norbert; Schönherr, Julia; Polster, Stefan; Priber, Ulrich; Schieck, Frank
Conference Paper
2015New approaches for improved efficiency and flexibility in process chains of press hardening
Schieck, Frank; Landgrebe, Dirk; Schönherr, Julia; Pierschel, Norbert; Polster, Stefan; Mosel, Andre
Presentation
2015New approaches for improved efficiency and flexibility in process chains of press hardening
Landgrebe, D.; Schönherr, J.; Pierschel, N.; Polster, S.; Mosel, A.; Schieck, F.
Conference Paper
2014Partielles Presshärten - Grundlagenuntersuchungen zur Prozess- und Werkzeuggestaltung
Meza-Garcia, Enrique; Mosel, André; Pierschel, Norbert; Polster, Stefan; Rautenstrauch, Anja
Conference Paper
2014Pulsed direct flame deposition and thermal annealing of transparent amorphous indium zinc oxide films as active layers in field effect transistors
Kilian, D.; Polster, S.; Vogeler, I.; Jank, M.P.M.; Frey, L.; Peukert, W.
Journal Article
2014Ressource-efficient hot sheet metal forming by innovative die cooling with laser beam melted tooling components
Müller, Bernhard; Gebauer, Mathias; Polster, Stefan; Neugebauer, Reimund; Malek, Roland; Kotzian, Mathias; Hund, Ralf
Conference Paper
2014Ressourceneffiziente Blechwarmumformung durch innovative Werkzeugtemperierung mittels laserstrahlgeschmolzener Werkzeugaktivkomponenten
Müller, Bernhard; Gebauer, Mathias; Hund, Ralf; Kotzian, Matthias; Malek, Roland; Polster, Stefan
Book Article
2014Verfahren zum Umformen eines Blechmaterials mit lokaler Beeinflussung des Materialflusses durch gezielte Trennung des Bleichmaterials, sowie Trennvorrichtung und Umformwerkzeug zur Durchführung des Verfahrens
Neugebauer, Reimund; Polster, Stefan; Nagel, Matthias; Waltl, Hubert
Patent
2013Added value in tooling for sheet metal forming through additive manufacturing
Müller, Bernhard; Hund, Ralf; Malek, Roland; Gebauer, Mathias; Polster, Stefan; Kotzian, Mathias; Neugebauer, Reimund
Conference Paper
2013Conceptional design of nano-particulate ITO inks for inkjet printing of electron devices
Kölpin, Nadja; Wegener, Moritz; Teuber, Erik; Polster, Sebastian; Frey, Lothar; Roosen, Andreas
Journal Article
2013Experimental verification of the model by Klapper for 4H-SiC homoepitaxy on vicinal substrates
Kallinger, Birgit; Polster, Sebastian; Berwian, Patrick; Friedrich, Jochen; Danilewsky, A.N.
Journal Article
2013Laser melting of nanoparticulate transparent conductive oxide thin films
Baum, M.; Polster, S.; Jank, M.P.M.; Alexeev, I.; Frey, L.; Schmidt, M.
Journal Article
2013Pressgehärtete Karosserieteile machen Autos leichter und sicherer
Albert, Andre; Paul, Alexander; Schieck, Frank; Polster, Stefan
Journal Article
2013Simulationsgetriebene Prozess- und Werkzeugauslegung
Polster, Stefan; Gebauer, Mathias
Book Article
2012Aktuelle Entwicklungen zum Presshärten von Blechen und Profilen
Neugebauer, Reimund; Paul, Alexander; Schieck, Frank; Polster, Stefan
Conference Paper
2012Efficient laser induced consolidation of nanoparticulate ZnO thin films with reduced thermal budget
Baum, M.; Polster, S.; Jank, M.P.M.; Alexeev, I.; Frey, L.; Schmidt, M.
Journal Article
2012Generativ gefertigte Werkzeuge mit Mehrwert für die Blechumformung
Müller, Bernhard; Hund, R.; Malek, R.; Kotzian, M.; Gebauer, Mathias; Polster, S.; Neugebauer, Reimund
Conference Paper
2012Press hardening - on innovative and challenging technology
Neugebauer, Reimund; Schieck, Frank; Polster, Stefan; Mosel, Andre; Rautenstrauch, Anja; Schönherr, Julia; Pierschel, Norbert
Conference Paper
2012Press hardening - An innovative and challenging technology
Neugebauer, Reimund; Schieck, F.; Polster, S.; Mosel, A.; Rautenstrauch, A.; Schonherr, J.; Pierschel, N.
Journal Article
2011Aspects of simulation based process and tool design heat supported sheet metal forming processes
Neugebauer, Reimund; Schieck, F.; Meinel, S.; Polster, S.; Scheffler, C.; Lausch, M.
Conference Paper
2011Effects of oxygen and forming gas annealing on ZnO TFTs
Huang, J.; Radhakrishna, U.; Lemberger, M.; Jank, M.P.M.; Polster, S.; Ryssel, H.; Frey, L.
Conference Paper
2011Modern tool design for component grading incorporating simulation models, efficient tool cooling concepts and tool coating systems
Schieck, F.; Hochmuth, C.; Polster, S.; Mosel, A.
Journal Article
2011Properties of SiO2 and Si3N4 as gate dielectrics for printed ZnO transistors
Walther, S.; Polster, S.; Meyer, B.; Jank, M.; Ryssel, H.; Frey, L.
Journal Article, Conference Paper
2011Threading dislocations in n- and p-type 4H-SiC material analyzed by etching and synchrotron x-ray topography
Kallinger, B.; Polster, S.; Berwian, P.; Friedrich, J.; Müller, G.; Danilewsky, A.N.; Wehrhahn, A.; Weber, A.-D.
Journal Article
2011Tuning of charge carrier density of ZnO nanoparticle films by oxygen plasma treatment
Walther, S.; Polster, S.; Jank, M.P.M.; Thiem, H.; Ryssel, H.; Frey, L.
Journal Article, Conference Paper
2010Dislocation conversion and propagation during homoepitaxial growth of 4H-SiC
Kallinger, B.; Thomas, B.; Polster, S.; Berwian, P.; Friedrich, J.
Conference Paper
2010Effects of oxygen and forming gas annealing on ZnO-TFTs
Huang, J.; Krishna, U.R.; Lemberger, M.; Jank, M.P.M.; Polster, S.; Ryssel, H.; Frey, L.
Poster
2010Moderne Werkzeuggestaltung zur Bauteilgradierung unter Einbindung von Simulationsmodellen, effizienten Werkzeugkühlkonzepten und Werkzeugbeschichtungssystemen
Schieck, F.; Hochmuth, C.; Polster, S.; Mosel, A.
Conference Paper