Teilprojekt A1: Kaltnassmahlung, Schmelzemulgieren
Part Project A1: Cold Wet Grinding, Melt Emulsification

Dechet, M. A.; Goblirsch, A.; Romeis, S.; Zhao, M.; Franz, L.; Kaschta, J.; Schubert, D. W.; Drummer, D.; Peukert, W.; Schmidt, J.: Production of polyamide 11 microparticles for Additive Manufacturing by liquid-liquid phase separation and precipitation. In: Chemical Engineering Science, Volume 197, S. 11-25, 2019.

Kloos, S.; Dechet, M. A.; Peukert, W.; Schmidt, J.: Production of spherical semi-crystalline polycarbonate microparticles for Additive Manufacturing by liquid-liquid phase separation. In: Powder Technology, Volume 335, S. 275-284, 2018.

Dechet, M. A.; Kloos, S.; Peukert, W.; Schmidt, J.: Production of Spherical Micron-Sized Polymer Particles for Additive Manufacturing by Liquid Phase Processes. In: PPS 2017 Europe-Africa.

Schmidt, J.; Romeis, S.; Peukert, W.: Production of PBT/PC Particle Systems by Wet Grinding. In: AIP Conference Proceedings 1914, 050003, 2017.

Kloos, S.; Peukert, W.; Schmidt, J.: Production of polymer agglomerates by spray drying. In: 6th International Conference on Additive Technologies (iCAT), 29.-30.11., Nürnberg, Germany, 2016.

Schmidt, J.; Sachs, M; Fanselow, S.; Zhao, M.; Romeis, S.; Drummer, D.; Wirth, K.-E.; Peukert, W.: Optimized polybutylene terephthalate powders for selective laser beam melting. In: Chemical Engineering Science, Vol. 156, 2016, 1-10, 10.1016/j.ces.2016.09.009.

Schmidt, J.; Sachs, M.; Fanselow, S.; Wirth, K.-E.; Peukert, W.: Novel approaches for the production of polymer powders for selective laser beam melting of polymers. In: Solid Freeform Fabrication 2016.

Romeis, S.; Schmidt, J.; Peukert, W.: Mechanochemical aspects in wet stirred media milling. In: International Journal of Minerals Processing Vol. 156, 2016, S. 24-31, 10.1016/j.minpro.2016.05.018.

Schmidt, J.; Sachs, M.; Fanselow, S.; Wirth, K.-E.; Peukert, W.: New approaches towards production and functionalization of polymer powders for selective laser beam melting of polymers. In: PARTEC 2016.

Schmidt, J.; Wirth, K.-E.; Peukert, W.: Charakterisierung und Entwicklung von Strahlschmelzpulvern - Pulver als Schlüssel für Industrie 4.0-Technologien.

Fanselow, S.; Laumer, T.; Peukert, W.; Schmidt, J.: Production of polymer particles by melt emulsification for additive manufacturing processes. In: PARTEC 2016.

Schmidt, J.; Sachs, M.; Zhao, M.; Fanselow, S.; Wudy, K.; Drexler, M.; Drummer, D.; Wirth, K.-E.; Peukert, W.: A novel process for production of spherical PBT powders and their processing behavior during laser beam melting. In: AIP Conference Proceedings, Volume 1713,10.1063/1.4942343.

Fanselow, S.; Schmidt, J.; Wirth, K.-E.; Peukert, W.: Production of micron-sized polymer particles for additive manufacturing by melt emulsification. In: AIP Conference Proceedings, Volume 1713, 10.1063/1.4942342.

Fanselow, S.; Emamjomeh, S. E.; Wirth, K.-E.; Schmidt, J.; Peukert, W.: Production of spherical wax and polyolefin microparticles by melt emulsification for additive manufacturing. In: Chemical Engineering Science Vol. 141, 2016, 282.292, 10.1016/j.ces.2015.11.019.

Fanselow, S.; Schmidt, J.; Hiller, S.; Laumer, T.; Schmidt, M.; Wirth, K.-E.; Peukert, W.: Herstellung von Polyolefinstrahlschmelzmaterialien mittels Schmelzeemulgieren zum Einsatz in der additiven Fertigung. In: Neue Entwicklungen in der Additiven Fertigung, Springer, ISBN: 978-3-662-48472-2.

Schmidt, J.; Sachs, M.; Fanselow, S.; Wirth, K.-E.; Peukert, W.: Neue Ansätze zur Herstellung gut fließfähiger Polymerpartikelsysteme zum Einsatz im Laserstrahlschmelzen von Kunststoffen. In: Neue Entwicklungen in der Additiven Fertigung, Springer, ISBN: 978-3-662-48472-2.

Schmidt, J.; Sachs, M.; Blümel, C.; Winzer, B.; Toni, F.; Wirth, K.-E.; Peukert, W.: A novel process chain for the production of spherical sls polymer powders with good flowability, Procedia Engineering, Vol. 102, 2015, S. 550–556, 10.1016/j.proeng.2015.01.123.

Schmidt, J.; Plata, M.; Tröger, S.; Peukert, W.: Production of polymer particles below 5 μm by wet grinding. In: Powder Technology 228 (2012), S. 84-90.

Schmidt, J.; Sachs, M.; Blümel, C.; Winzer, B.; Toni, F.; Wirth, K.-E.; Peukert, W.: A novel process route for the production of spherical LBM polymer powders with small size and good flowability. In: Powder Technology 261 (2014), S. 78-86.

Fanselow, S.; Schmidt, J.; Wirth, K.-E.; Peukert, W.: Production of micron-sized polymer particles by melt emulsification. In: 5th International Conference on Additive Technologies (iCAT), 15.-17.10., Vienna, Austria, 2014.

Blümel, C.; Sachs, M.; Laumer, T.; Winzer, B.; Schmidt, J.; Schmidt, M.; Peukert, W.; Wirth, K.-E.: Increasing flowability and bulk density of PE-HD powders by a dry particle coating process and impact on LBM processes. In: Rapid Prototyping Journal, angenommen.

Schmidt, J.; Sachs, M.; Blümel, C.; Fanselow, S.; Winzer, B.; Wirth, K.-E.; Peukert, W.: A novel process route for the production of polymer powders of small size and good flowability for selective laser sintering of polymers. In: Proceedings of the 3rd Fraunhofer Direct Digital Manufacturing Conference (DDMC), 12.-13.03., Berlin, 2014.

Schmidt, J.; Damm, C.; Romeis, S.; Peukert, W.: Formation of nanoemulsions in stirred media mills. In: Chemical Engineering Science 102 (2013), S. 300-308.

Schmidt, J.; Prignitz R.; Peschka, D.; Münch, A.; Wagner, B.; Bänsch, E.; Peukert, W.: Conductivity in nonpolar media: Experimental and numerical studies on sodium AOT-hexadecane, lecithin-hexadecane and aluminum(III)-3,5-diisopropylsalicylate-hexadecane systems. In: Journal of Colloid and Interface Science 386 (2012), S. 240-251.

Vogel, L.; Peukert, W.: Breakage behaviour of different materials-construction of master curve for the breakage probability. In: Powder Technology 129 (2003), S. 101-110.

Meier, M.; John, E.; Wieckhusen, D.; Wirth, K.-E.; Peukert, W.: Generally applicable breakage functions derived from single particle comminution data. In: Powder Technology 194 (2009), S. 33-41.

Stenger, F.; Mende, S.; Schwedes, J.; Peukert, W.: Nanomilling in stirred media mills. In: Chemical Engineering Science 60 (2005), S. 4557-4565.

 

Teilprojekt A2: Partikelmodifizierung und Funktionalisierung
Part Project A2: Modification and Functionalization

Gómez Bonilla, J.; Chiappina, A.; Dechet, M. A.; schmidt, J.; Bück, A.; Peukert, W.: Treatment of polymer powders by combining an atmospheric plasma jet and a fluidized bed reactor. In: Proceedings of the 7th International Conference on Additive Technologies (iCAT), 10.-11.10., Maribor, Slovenia, 2018.

Sachs, M.; Schmidt, J.; Peukert, W.; Wirth, K.-E.:Treatment of polymer powders by combining an atmospheric plasma jet and a fluidized bed reactor. In: Powder Technology, Volume 325, S. 490-497, 2018.

Sachs, M.; Friedle, M.; Schmidt, J.; Peukert, W.; Wirth, K.-E.: Characterization of a downer reactor for particle rounding. In: Powder Technology, Volume 316, S. 357-366, 2017.

Sachs, M.; Schmidt, J.; Peukert, W.; Wirth, K.-E.: Einflüsse von Partikeloberflächenmodifikationen auf das Materialverhalten bei Laserstrahlschmelzprozessen - Investigation of surface modification of particles used in laser beam melting. In: Rapid.Tech 2016.

Schmidt, J.; Sachs, M; Fanselow, S.; Zhao, M.; Romeis, S.; Drummer, D.; Wirth, K.-E.; Peukert, W.: Optimized polybutylene terephthalate powders for selective laser beam melting. In: Chemical Engineering Science, Vol. 156, 2016, 1-10, 10.1016/j.ces.2016.09.009.

Schmidt, J.; Sachs, M.; Fanselow, S.; Wirth, K.-E.; Peukert, W.: Novel approaches for the production of polymer powders for selective laser beam melting of polymers. In: Solid Freeform Fabrication 2016.

Sachs, M.; Schmidt, J.; Peukert, W.; Wirth, K.-E.: A process route for the production of filled polymer particles for additive manufacturing. In: PARTEC 2016.

Schmidt, J.; Sachs, M.; Fanselow, S.; Wirth, K.-E.; Peukert, W.: New approaches towards production and functionalization of polymer powders for selective laser beam melting of polymers. In: PARTEC 2016.

Schmidt, J.; Wirth, K.-E.; Peukert, W.: Charakterisierung und Entwicklung von Strahlschmelzpulvern - Pulver als Schlüssel für Industrie 4.0-Technologien.

Sachs, M.; Schmidt, J.; Peukert, W.; Wirth, K.-E.: Design and scale-up of a semi-industrial downer-reactor for the rounding of irregular polymer particles. In: AIP Conference Proceedings, Volume 1713,10.1063/1.4942289.

Sachs, M.; Kolberg, S.; Schmidt, J.; Fanselow, S.; Peukert, W.; Wirth, K.-E.: Funktionalisierung von Polymermaterialien für Laserstrahlschmelzverfahr. In: Neue Entwicklungen in der Additiven Fertigung, Springer, ISBN: 978-3-662-48472-2.

Schmidt, J.; Sachs, M.; Fanselow, S.; Wirth, K.-E.; Peukert, W.: Neue Ansätze zur Herstellung gut fließfähiger Polymerpartikelsysteme zum Einsatz im Laserstrahlschmelzen von Kunststoffen. In: Neue Entwicklungen in der Additiven Fertigung, Springer, ISBN: 978-3-662-48472-2.

Schmidt, J.; Sachs, M.; Blümel, C.; Winzer, B.; Toni, F.; Wirth, K.-E.; Peukert, W.: A novel process chain for the production of spherical sls polymer powders with good flowability, Procedia Engineering, Vol. 102, 2015, 550–556, 10.1016/j.proeng.2015.01.123.

Sachs, M.; Schmidt, J; Fanselow, S.; Wirth, K.-E.: Tailoring melting behaviour of LBM powders, In: 5th International Conference on Additive Technologies (iCAT), 15.-17.10., Wien, 2014.

Sachs, M.; Schmidt, J.; Toni, F.; Blümel, C.; Winzer, B.; Peukert, W.; Wirth, K.-E.: Rounding of irregular polymer particles in a downer reactor. In: Proceedings of the 7th World Congress on Particle Technology (WCPT7), 19.-22.05., Beijing, 2014, angenommen.

Blümel, C.; Sachs, M.; Laumer, T.; Winzer, B.; Schmidt, J.; Schmidt, M.; Peukert, W.; Wirth, K.-E.: Increasing flowability and bulk density of PE-HD powders by a dry particle coating process and impact on LBM. In: Rapid Prototyping Journal,2014, DOI: 10.1108/RPJ-07-2013-0074.

Sachs, M.; Schmitt, A.; Schmidt, J.; Peukert, W.; Wirth, K.-E.: Functionalization of polymers using an atmospheric plasma jet in a fluidized bed reactor and the Impact on SLS-processes. In: Proceedings of the Polymer Processing Society 29th Annual Meeting (PPS), 15.-19.07., Nürnberg, 2013.

Sachs, M.; Schmitt, A.; Schmidt, J.; Peukert, W.; Wirth, K.-E.: Functionalization of polymer particles for Selective Laser Sintering (SLS) processes. In: Proceedings of the 3rd Fraunhofer Direct Digital Manufacturing Conference (DDMC), 12.-13.03., Berlin, 2014.

Sachs, M.; Schmitt, A.; Schmidt, J.; Peukert, W.; Wirth, K.-E.: Functionalization of polymers using an atmospheric plasma jet in a fluidized bed reactor and its impact on Selective Laser Melting processes. In: Proceedings of the 11th International Conference of Fluidized Bed Technology (CFB-11), 14.-17.05., Beijing, 2014.

Sachs, M.; Karg, M.; Schmidt, J.; Hentschel, O.; Schmidt, M.; Wirth, K.-E.: Production of Al/Cu-particles and their potential for processing by Laser Beam Melting (LBM). In: Proceedings of the 8th International Conference on Photonic Technologies, 08.-11.09., Fürth, 2014.

Engelhardt, C; Wirth, K.-E.: Trockenes Beschichten von Feststoffpartikeln für maßgeschneiderte Produkteigenschaften. In: Chemie Ingenieur Technik, 2012, S. 1317-1318.

Schmidt, J.; Sachs, M.; Blümel, C.; Winzer, B.; Wirth, K.-E.; Peukert, W.: A novel process route for the production of spherical LBM polymer powders with small size and good flowability. In: Powder Technology, 2014, S. 78-86.

Sachs, M.; Blümel, C.; Winzer, B.; Schmidt, J.; Peukert, W.; Wirth, K.-E.: Dry Particle coating of hydrophobic and hydrophilic polymer particles for improvement of flowability and bulk density. In: Proceedings of the International Congress on Particle Technology (PARTEC), 23.-25.04., Nürnberg, 2013.

 

Teilprojekt A3: Pulvercharakterisierung
Part Project A3: Powder Characterisation

Dechet, M. A.; Gómez Bonilla, J.; Schmidt, J.; Bück, A.; Peukert, W.: Spherical Blend PBT-PC Particles for Selective Laser Sintering. In: Proceedings of the 7th International Conference on Additive Technologies (iCAT), 10.-11.10., Maribor, Slovenia, 2018.

Wudy, K.; Drexler, M.; Lanzl, L.; Drummer, D.: Analysis of time dependent thermal polymer properties for high heating rates in selective laser sintering. In: Rapid Prototyping Journal, Vol. 24 Issue: 5, S.894-900, https://doi.org/10.1108/RPJ-01-2017-0013.

Zhao, M.; Greiner, S.; Wudy, K.; Schmidt, J.; Peukert, W.; Drummer, D.: Pulverschüttungsanalyse für das selektive Laser-Sintern mittels Computertomographie. In: Rapid.tech 2018, Erfurt.

Zhao, M.; Wudy, K.; Drummer, D.: Crystallization Kinetics of Polyamide 12 during Selective Laser Sintering. In: Polymers 2018, 10(2), 168.

Schmidt, J.; Parteli, E.; Uhlmann, N.; Wörlein, N.; Wirth, K.-E.; Pöschel, T.; Peukert, W.: Packings of micron-sized spherical particles - insights from bulk density determination, X-ray microtomography and discrete element simulations. In: Powder Technology, 2017.

Lanzl, L.; Wudy, K.; Drexler, M.; Drummer, D.: Laser-high-speed-DSC: Process-oriented Thermal Analysis of PA 12 in Selective Laser Sintering. In: Physics Procedia, Volume 83, 2016, p. 981 – 990.

Schmidt, J.; Wirth, K.-E.; Peukert, W.: Charakterisierung und Entwicklung von Strahlschmelzpulvern - Pulver als Schlüssel für Industrie 4.0-Technologien.

Gómez Bonilla, J.; Dechet, M.; Schmidt, J.; Peukert, W.: Tailoring properties of polypropylene powders for LBM applications using dry particle coating. In: iCAT2016 (Proceedings).

Schmidt, J.; Sachs, M.; Fanselow, S.; Zhao, M.; Romeis, S.; Drummer, D.; Wirth, K.-E.; Peukert, W.: Optimized polybutylene terephthalate powders for selective laser beam melting. In: Chemical Engineering Science, Vol. 156, 2016, 1-10, 10.1016/j.ces.2016.09.009.

Schmidt, J.; Gómez Bonilla, J.; Sachs, M.; Lanzl, L.; Wudy, K.; Wirth, K.-E.; Drummer, D.; Peukert, W.: Production of polybutylene terephthalate glass composite powders and characterization for processing in selective laser sintering. In: Solid Freeform Fabrication 2016 (Proceedings).

Schmidt, J.; Sachs, M.; Fanselow, S.; Wirth, K.-E.; Peukert, W.: Novel approaches for the production of polymer powders for selective laser beam melting of polymers. In: Solid Freeform Fabrication 2016 (Proceedings).

Schmidt, J.; Sachs, M.; Fanselow, S.; Wirth, K.-E.; Peukert, W.: New approaches towards production and functionalization of polymer powders for selective laser beam melting of polymers. In: PARTEC 2016 (Proceedings).

Fanselow, S.; Sachs, M.; Wirth, K.-E.; Schmidt, J.; Peukert, W.: Prozessangepasste Charakterisierung der Fließfähigkeit pulverförmiger Strahlschmelzmaterialien. In: Neue Entwicklungen in der Additiven Fertigung, Springer, ISBN: 978-3-662-48472-2.

Schmidt, J.; Sachs, M.; Fanselow, S.; Wirth, K.-E.; Peukert, W.: Neue Ansätze zur Herstellung gut fließfähiger Polymerpartikelsysteme zum Einsatz im Laserstrahlschmelzen von Kunststoffen. In: Neue Entwicklungen in der Additiven Fertigung, Springer, ISBN: 978-3-662-48472-2.

Blümel, C.; Sachs, M.; Laumer, T.; Winzer, B.; Schmidt, J.; Schmidt, M.; Peukert, W.; Wirth, K.-E.: Increasing flowability and bulk density of PE-HD powders by a dry particle coating process and impact on LBM processes, Rapid Prototyping Journal,Vol.21, 2015, 697-704, 10.1108/RPJ-07-2013-0074.

Zhao, M.; Drummer, D.; Wudy, K.; Drexler, M.: Untersuchung des Schmelz- und Sinterprozesses von Polyamid 12 beim selektiven Strahlschmelzen. In: Rapid.Tech; 2015.

Schmidt, J.; Sachs, M.; Blümel, C.; Winzer, B.; Toni, F.; Wirth, K.-E.; Peukert, W.: A novel process chain for the production of spherical sls polymer powders with good flowability, Procedia Engineering, Vol. 102, 2015, S. 550–556, 10.1016/j.proeng.2015.01.123.

Schmidt, J.; Sachs, M.; Fanselow, S.; Wirth, K.-E.; Peukert, W.: Neue Ansätze zur Herstellung gut fließfähiger Polymerpartikelsysteme zum Einsatz im Laserstrahlschmelzen von Kunststoffen. In: Neue Entwicklungen in der Additiven Fertigung, Springer, ISBN: 978-3-662-48472-2.

Schmidt, J.; Sachs, M.; Blümel, C.; Winzer, B.; Toni, F.; Wirth, K.-E.; Peukert, W.: A novel process chain for the production of spherical sls polymer powders with good flowability, Procedia Engineering, Vol. 102, 2015, 550–556, 10.1016/j.proeng.2015.01.123.

Blümel, C.; Schmidt, J.; Dielesen, A.; Sachs, M.; Winzer, B.; Peukert, W.; Wirth, K.-E.: Dry particle coating of polymer particles for tailor-made product properties. In: AIP Conference Proceedings 1593 (2014), S. 248-252.

Blümel, C.; Sachs, M.; Laumer, T.; Winzer, B.; Schmidt, J.; Schmidt, M.; Peukert, W.; Wirth, K.-E.: Increasing flowability and bulk density of PE-HD powders by a dry particle coating process and impact on LBM processes. In: Rapid Prototyping Journal, 2014, doi: 10.1108/RPJ-07-2013-0074.

Schmidt, J.; Sachs, M.; Blümel, C.; Winzer, B.; Toni, F.; Wirth, K.-E.; Peukert, W.; A novel process route for the production of spherical LBM polymer powders with small size and good flowability. In: Powder Technology 261 (2014), S. 78-86.

Wudy, K.; Drummer, D.; Drexler, M.: Characterization of polymer materials and powders for selective laser melting. In: AIP Conference Proceedings 1593 (2014), S. 702-707.

Zhao, M.; Drummer, D.; Wudy, K.; Drexler, M.: Sintering study of polyamide 12 particle for selective laser melting. In: 5th International Conference on Additive Technologies (iCAT), 15.-17.10., Wien, 2014.

Laumer, T.; Wudy, K.; Drexler, M.; Amend, P.; Roth, S.; Drummer, D.; Schmidt, M.: Fundamental investigation of laser beam melting of polymers for additive manufacture. In: Journal of Laser Applications, 2014.

Kühnlein, F.; Drummer, D.: Rheological Behaviour of Polymer Powders for Additive Manufacturing Technologies. In: The XVIth International Congress on Rheology (ICR 2012), 05.-10.08., Lissabon, 2012.

Wudy, K.; Drummer, D.; Drexler, M.: Langzeitverhalten von Polyamid 12 Pulver zur Verarbeitung mittels selektivem Laserstrahlschmelzen. In: Technomer 2013, Chemnitz, 2013.

Sachs, M.; Blümel, C.; Winzer, B.; Schmidt, J.; Peukert, W.; Wirth, K.-E.: Dry particle coating of hydrophobic and hydrophilic polymer particles for improvement of flowability and bulk density. In: Proceedings of the International Congress on Particle Technology (PARTEC), 23.-25.04., Nürnberg, 2013.

Drummer, D.; Wudy, K.; Drexler, M.: Einfluss der Scangeschwindigkeit auf die Bauteileigenschaften pulver- und strahlbasierter Verfahren. In: Rapid.Tech, Erfurt, 2013.

 

Teilprojekt A4: Alterungsverhalten von Kunststoffen
Part Project A4: Aging Behaviour of Plastics

Drummer, D.; Kühnlein, F.; Drexler, M.: Degradation behaviour of PA12-Powders in laser sintering. In: 4th International Conference on Additive Technologies (iCAT), DAAAM International, Maribor, 2012.

Drummer, D.; Kühnlein, F.; Meister, S.; Drexler, M.: Investigations on the degradation behavior of PA12-plastic powders – Influence of high Temperatures on the moleculare weight. In: Proceeding 13th Annual International RAPDASA Conference, 31.10.-02.11., Kwa Maritane, South Africa, 2012.

Drummer, D.; Wudy, K.; Drexler, M.: Influence of energy input on degradation behavior of Polyamide 12 during selective laser melting process. In: AIP Conference Proceedings 1593 (2014), S. 691-695.

Drummer, D.; Wudy, K; Drexler, M.: Influence of degradation behaviour of polyamide 12 during laser melting process. In: Proceedings of the 3rd Fraunhofer Direct Digital Manufacturing Conference (DDMC), 12.-13.03., Berlin, 2014.

Drummer, D.; Wudy, K.; Drexler, M.: Influence of energy input on degradation behavior of plastic components manufactured by selective laser melting. In: 8th International Conference on Photonic Technologies (LANE 2014), 08.-11.09., Fürth, 2014.

Drummer, D.; Wudy, K.; Drexler, M.: Selective laser melting of polyamide 12: A holistic approach for modeling of the aging behavior. In: 5th International Conference on Additive Technologies (iCAT), 15.-17.10., Vienna, Austria, 2014.

Drummer, D.; Wudy, K.; Drexler, M.: Modeling of the Aging Behavior of Polyamide 12 powder during Laser Melting Process. In: Proceedings of the Polymer Processing Society 30th Annual Meeting (PPS), 08.-12.06., Cleveland, Ohio, USA, 2014.

 

Teilprojekt A5: Strahlschmelzen von Metallen
Part Project A5: Beam Melting of Metals

Karg, M.; Munk, A.; Ahuja, B.; Backer, M.; Schmitt, J.; Stengel, C.; Kuryntsev, S.; Schmidt, M.: Expanding particle size distribution and morphology of aluminium-silicon powders for Laser Beam Melting by dry coating with silica nanoparticles. In: Journal of Materials Processing Technology, 264, 2019, S. 155-171, doi:10.1016/j.jmatprotec.2018.08.045.

Karg, M.; Rasch, M.; Schmidt, K.; Spitzer, S.; Schmidt, K.; Karsten, T.; Biaciu, C.; Schlaug, D.; Schmidt, M.: Laser Alloying Advantages by Dry Coating Metallic Powder Mixtures with SiOx Nanoparticles. In: Nanomaterials 8 (10), 2018.

Hagen, J.; Rasch, M.; Kohl, S.; Schmidt, M.: Geometry dependent microstructures: bug or feature? In: Proccedingsof 10th CIRP Conference on Photonic Technologies, 07.09.-10.09., Fürth, Deutschland, 2018.

Köpf, J.; Rasch, M.; Schmidt, M.; Körner, C.; Meyer, A.J.; Markl, M.: 3D grain growth simulation and experimental verification in laser beam melting of IN718. In: 10th CIRP Conference on Photonic Technologies, 03.-06.09., LANE, 2018.

Alexeev, I.; Wu, J.; Karg, M.; Zalevsky, Z.; Schmidt, M.: Determination of laser beam focus position based on secondary speckles pattern analysis. In: Applied Optics, Vol. 56, Issue 26, S. 7413-7418, 2017.

Rasch, M.; Butzhammer, L.; Huber, F.; Merz, C.; Schmidt, M.: Einfluss der Belichtungsreichenfolge auf die oberflächennahe Porosität beim Laserstrahlschmelzen im Pulverbett. In: Rapid.tech 2017, Erfurt.

Karg, M.; Ahuja, B.; Wiesenmayer, S.; Kuryntsev, S.; Schmidt, M.: Effects of Process Conditions on the Mechanical Behavior of Aluminium Wrought Alloy EN AW-2219 (AlCu6Mn) Additively Manufactured by Laser Beam Melting in Powder Bed. In: Micromachines, Vol. 8 issue 1 article 23, S. 1-10, 2017.

Karg, M.; Ahuja, B.; Schmidt, J.; Winzer, B.; Wirth, K.; Peukert, W.; Schmidt, M.: Laser Beam Melting in Powder Bed of nonspherical aluminium microparticles dry coated with metal nanoparticles, 6th International Conference on Additive Technologies iCAT 2016, Interesansa - zavod, S. 67-79.

Karg, M.; Ahuja, B.; Schmidt, M.: Processability of Al-Cu Wrought-Alloys via Laser Beam Melting, 2nd International Symposium Materials Science and Technology of Additive Manufacturing MSTAM 2016 bei Airbus Bremen.

Karg, M.; Ahuja, B.; Schaub, A.; Schmidt, J.; Sachs, M.; Mahr, A.; Wiesenmayer, S.; Wigner, L.; Wirth, K.; Peukert, W.; Merklein, M.; Schmidt, M.: Effect of process conditions on mechanical behavior of aluminium wrought alloy EN AW-2618 additively manufactured by Laser Beam Melting in powder bed. In: Lasers in Manufacturing LIM 2015 of Wissenschaftliche Gesellschaft Lasertechnik, 2015, URL: http://www.wlt.de/lim/.

Karg, M.; Ahuja, B.; Schmidt, M.: Strategy towards tailored high-performance metal materials for additive manufacturing(2015)URL: http://www.iws.fraunhofer.de/en/events/archive_2015/additive_manufacturing_2015/proceedings.html International Symposium on Additive Manufacturing, FhG IWS Dresden.

Ahuja, B.; Karg, M.; Schmidt, M.: Additive Manufacturing in Production – Challenges and Opportunities(2015) DOI: 10.1117/12.2082521, URL: http://proceedings.spiedigitallibrary.org/proceeding.aspx?articleid=2208227&resultClick=1, Proc. SPIE 9353, Photonics West San Francisco, Laser 3D Manufacturing II: Additive manufacturing in production: challenges and opportunities.

Karg, M.; Ahuja, B.; Hentschel, O.; Schmidt, M.: Local Hardness Variation of Ti50Cu32Ni15Sn3 Processed by Laser Beam Melting (LBM) In: International Journal of Recent Contributions from Engineering, Science & IT (2015), S. 34-38, DOI: 10.3991/ijes.v3i1.4293 URL: http://online-journals.org/index.php/i-jes/article/view/4293/3411.

Karg, M.; Laumer, T.; Schmidt, M.: Additive Manufacturing of Gradient and Multimaterial Components. In: Proceedings of International Conference on Competitive Manufacturing COMA 2013, Stellenbosch, Südafrika.

Karg, M.; Ahuja, B.; Kuryntsev, S.; Gorunov, A.; Schmidt, M.: Processability of high strength Aluminium-Copper alloys AW-2022 and 2024 by Laser Beam Melting in Powder Bed. In: Proceedings of 25th Solid Freeform Fabrication Symposium 2014, Austin, Texas, USA.

Ahuja, B.; Karg, M.; Nagulin, K.; Schmidt, M.: Fabrication and Characterization of High Strength Al-Cu alloys Processed Using Laser Beam Melting in Metal Powder Bed. In: Proceedings of 8th International Conference on Laser Assisted Net Shape Engineering LANE 2014, Erlangen, Deutschland, Physics Procedia.

Ahuja, B.; Karg, M.; Nagulin, K.; Schmidt, M.: Laser beam melting of high strength aluminium alloys EN AW-6061 and EN AW-6082. In: 5th International Conference on Additive Technologies iCAT 2014, Wien, Österreich.

Karg, M.; Ahuja, B.; Kuryntsev, S.; Schmidt, M.: Laser Beam Melting of Amorphous Metals with local variation of mechanical properties. In: 5th International Conference on Additive Technologies iCAT 2014, Wien, Österreich.

Karg, M.; Hentschel, O.; Ahuja, B.; Schmidt, M.: Determinatin of cooling rates during Laser Beam Melting of aluminium alloy EN AW-7075 using high speed pyrometry. In: 15th Annual Conference of RAPDASA, Rapid Product Development Association of South Africa 2014, Stellenbosch, Südafrika.

Ahuja, B.; Schaub, A.; Junker, D.; Karg, M.; Tenner, F.; Plettke, R.; Merklein, M.; Schmidt, M.: A round robin study for Laser Beam Melting in Metal Powder Bed: Comparing mechanical characteristics with system technology variation. In: 15th Annual Conference of RAPDASA, Rapid Product Development Association of South Africa 2014, Stellenbosch, Südafrika. Invited Paper.

Karg M.: Laserstrahlschmelzen von Metallen – aktuelle Entwicklungen im Bereich der Additiven Fertigung. In: 15. Seminar Laser in der Elektronikproduktion und Feinwerktechnik µLEF 2012, Fürth, Deutschland.

 

Teilprojekt A6: Strahlschmelzen von Mehrphasensystemen
Part Project A6: Beam Melting of Multi-phase Systems

Lanzl, L.; Greiner, S.; Wudy, K.; Drummer, D.: Glass-Filled Polypropylene-Systems for Enhancing Reproducibility during Selective Laser Beam Melting and Effect of the Mixing Strategy on Powder Properties. In: Proceedings of the 7th International Conference on Additive Technologies (iCAT), 10.-11.10., Maribor, Slovenia, 2018.

Lanzl, L.; Wudy, K.; Greiner, S.; Drummer, D.: Selective laser sintering of copper filled polyamide 12: Characterization of powder properties and Process Behavior. In: Polymer Composites, 2018. DOI: 10.1002/pc.24940.

Greiner, S.; Wudy, K.; Lanzl, L.; Drummer, D.; Schwieger, W.: Selective Laser Sintering of Polymer Blends: Bulk Properties and Process Behavior, In: Polymer Testing, Vol. 64, 2017.

Wudy, K.; Hinze, M.; Ranft,F.;Drummer, D.; Schwieger, W.: Selective laser sintering of zeolite filled polypropylene composites: Processing and properties of bulk adsorbents. In: Journal of Material Processing Technology.

Lanzl, L.; Greiner, S.; Wudy, K.; Drummer, D.: Selective laser sintering of a polypropylene polyamide 12 blend: Bulk and component properties. In: iCAT 2016.

Wudy, K.; Lanzl, L.; Drummer, D.: Selective laser sintering of filled polymer systems: Bulk properties and laser beam material interaction. In: Physics Procedia 2016.

Wudy, K.; Drummer, D.: Aging behavior of polyamide 12: Interrelation between bulk characteristics and part properties. In: SFF 2016.

Drummer, D.; Wudy, K.; Drexler, M.: Selektives Strahlschmelzen von Polymer-Blends: Prozess-und Werkstoffanforderungen. In: RTeJournal-Fachforum für Rapid Technologie, Vol. 2015.

 

Teilprojekt B1: DEM-Simulation
Part Project B1: DEM-Simulation

Briliantov, N. V.; Formella, A.; Pöschel, T.: Increasing temperature of cooling granular gases. In: Nature Communications 9, 2018, S. 797.

Shakeri, A.; Lee, K.-W.; Pöschel, T.: Limitation of stochastic rotation dynamics to represent hydrodynamic interaction between colloidal particles. In: Physics of Fluids 30, 013603, 2018.

Nasato, D. S.; Heinl, M.; Hausotte, T.; Pöschel, T.: Numerical and Experimental Study of the Powder Bed Characteristics in the Recoated Bed of the Additive Manufacturing Process. In: Proceedings of Particles 2017.

Parteli, E.J.R.; Pöschel, T.: Particle-based simulations of powder coating in additive manufacturing suggest increase in powder bed roughness with coating speed.In: Proceedings of Powders and Grains 2017, EPJ Web of Conferences 140, 15013. doi: 10.1051/epjconf/201714015013.

Verbücheln, F.; Parteli, E.J.R.; Pöschel, T.: Homogenization of granular pipe flow by means of helical inner-wall texture. In: Proceedings of Powders and Grains 2017, EPJ Web of Conferences 140, 03069. doi: 10.1051/epjconf/201714003069.

Verbücheln, F.; Parteli, E.J.R.; Pöschel, T.: Vertical motion of particles in vibration-induced granular capillarity. In: Proceedings of Powders and Grains 2017, EPJ Web of Conferences 140, 16008. doi: 10.1051/epjconf/201714016008.

Fan, F.; Parteli, E.J.R.; Pöschel, T.: Origin of Granular Capillarity Revealed by Particle-Based Simulations. In: Physical Review Letters 118, 218001, 2017. doi: 10.1103/PhysRevLett.118.218001

Scholz, C.; D’Silva, S.; Pöschel, T.: Ratcheting and tumbling motion of Vibrots. In: New J. Phys. 18, 123001, 2016. doi:10.1088/1367-2630/18/12/123001.

Scholz, C.; Sack, A.; Heckel, M.; Pöschel, T.: Inexpensive Mie scattering experiment for the classroom manufactured by 3D printing. In: Eur. J. Phys. 37 055305. doi:10.1088/0143-0807/37/5/055305.

Fischer, D.; Börtönyi, T.; Nasato, D. S.; Pöschel, T.; Stannarius, R.: Heaping and secondary flows in sheared granular materials. In: New Journal of Physics 18, 113006, 2016. doi:10.1088/1367-2630/18/11/113006.

Nasato, D. S.; Pöschel, T.; Parteli, E.J.R.: Effect of vibrations applied to the transport roller in the quality of the powder bed during additive manufacturing. In: Proceedings on the International Conference on Additive Technologies - ICAT 2016.

Parteli, E.J.R.; Pöschel, T.: Particle-based simulation of powder application in additive manufacturing. In: Powder Technology Vol 288 S. 96-102, 2016. http://dx.doi.org/10.1016/j.powtec.2015.10.035

Pourtavakoli, H.; Parteli, E.J.R.; Pöschel, T.: Granular dampers: Does particle shape matter? In: New J. Phys. Vol 18, 073049, 2016. doi:10.1088/1367-2630/18/7/073049.

Michelsen, B.; Strobl, S.; Parteli, E.J.R.; Pöschel, T.: Two-dimensional airflow modeling underpredicts the wind velocity over dunes. Nature – Scientific Reports 5, 16572, 2015. doi:10.1038/srep16572.

Verbücheln, F.; Parteli, E.J.R.; Pöschel, T.: Helical inner-wall texture prevents jamming in granular pipe flows. Soft Matter Vol 11, S. 4295-4305, 2015. doi: 10.1039/c5sm00760g.

Müller, P.; Pöschel, T.: Collision of viscoelastic spheres: Compact expressions for the coefficient of normal restitution. In: Physical Review E 84, 021302, 2011.

Wu, C.-Y.; Pöschel, T.: Micro-mechanics and dynamics of cohesive particle systems. In: Granular Matter 15, S. 389-390, 2013.

Parteli, E.-J.-R.; Schmidt, J.; Blümel, C.; Wirth, K.-E.; Peukert, W.; Pöschel, T.: Attractive particle interaction forces and packing density of fine glass powders. In: Nature – Scientific Reports 4, 6227, 2014.

Parteli, E.-J.-R.; Kroy, K.; Tsoar, H.; Andrade Jr., J.-S.; Pöschel, T.: Morphodynamic modeling of aeolian dunes: Review and future plans. In: Eur. Phys. J. Special Topics 223, S. 2269-2283, 2014.

Parteli, E.-J.-R.; Durán, O.; Bourke, M.-C.; Tsoar, H.; Pöschel, T.; Herrmann, H.-J.: Origins of barchan dune asymmetry: Insights from numerical simulations. In: Aeolian Research 12, S. 121-133, 2014.

Araújo, A.-D.; Parteli, E.-J.-R.; Pöschel, T.; Andrade Jr., J.-S.; Herrmann, H.J.: Numerical modeling of the wind flow over a transverse dune. In: Nature – Scientific Reports 3, 2858, 2013.

Topic, N.; Gallas, J.-A.-C.; Pöschel, T.: Characteristics of large three-dimensional heaps of particles produced by ballistic deposition from extended sources. In: Philosophical Magazine 93, S. 4090-4107, 2013.

Müller, P.; Formella, A; Pöschel, T.: Granular jet impact: Probing the ideal fluid description. In: Journal of Fluid Mechanics 751, S. 601-626, 2014.

Müller, P.; Pöschel, T.: Event-driven molecular dynamics of soft particles. In: Physical Review E 87, 033301, 2013.

Kollmer, J.; Parteli, E.-J.-R.; Pöschel, T.: High-order subharmonic dynamics in a vibrating sandpipe. Poster, In: Gordon Research Conference (GRC) “Granular and Granular Fluid Flow”, Davidson, North Carolina, USA, 2012.

Parteli, E.-J.-R.; Schmidt, J.; Blümel, C.; Wirth, K.-E.; Peukert, W.; Pöschel, T.: Numerical study of the packing density of fine powders by means of the Discrete Element Method. In: 85th Annual Meeting of the International Association of Applied Mathematics an Mechanics - GAMM 2014,10.-14.03, Erlangen, 2014, S. 324.

Parteli, E.-J.-R.; Schmidt, J.; Blümel, C.; Wirth, K.-E.; Peukert, W.; Pöschel, T.: Attractive particle interaction forces and packing density of fine glass powders. In: Packing and Jamming of Particulate Systems - Jam Packed 2014, September 15-18, Erlangen , 2014.

Parteli, E.-J.-R.: DEM simulation of particles of complex shapes using the multisphere method: Application for additive manufacturing. In: AIP Conf. Proc. 1542, S. 185-188, 2013.

Parteli, E.-J.-R.: Using LIGGGHTS for performing DEM simulations of particles of complex shapes with the multisphere method. In: DEM6 - 6th International Conference on Discrete Element Methods and Related Techniques, Colorado School of Mines, 05.-06.08., S. 217-222, 2013.

 

Teilprojekt B2: Elektronenstrahlschmelzen von Metallen
Part Project B2: Electron Beam Melting of Metals

Hübner, D.; Gotterbarm, M.R.; Kergaßner, A.; Köpf, J.; Pobel, C.R.; Markl, M.; Mergheim, J.; Körner, C.; Steinmann, P.; Stingl, M.: Topology Optimization in Additive Manufacturing Considering the Grain Structure of Inconel 718 using Numerical Homogenization. In: Proceedings of the 7th International Conference on Additive Technologies iCAT 2018, 09.10.-11.10., Maribor, Slowenien, 2018.

Arnold, C.; Pobel, C.; Osmalic, F.; Körner, C.: Layerwise Monitoring of Electron Beam Melting via Backscatter Electron Detection. In: Rapid Prototyping Journal 24, 2018, S 1401-1406.

Sheng, N.; Horke, K.; Meyer, A.; Gotterbarm, M.R.; Rettig, R.; Singer, R.F.: Surface recrystallization and its effect on oxidation of superalloy C263. In: Corrosion Science, 128, 2017.

Rausch, A.M.; Küng, V.E.; Pobel, C.R.; Markl, M.; Koerner, C.: Predictive Simulation of Process Windows for Powder Bed Fusion Additive Manufacturing: Influence of the Powder Bulk Density. In: Materials, vol. 10, issue 10, S. 1117, 2017.

Scharowsky, T.; Bauereiß, A.; Körner, C.: Influence of the hatching strategy on consolidation during Selective Electron Beam Melting of Ti-6Al-4V. In: The International Journal of Advanced Manufacturing Technology, Volume 92, Issue 5-8, S. 2809-2818, 2017.

Riedlbauer, D.; Scharowsky, T.; Singer, R. F.; Steinmann, P.; Koerner, C.; Mergheim, J.: Macroscopic simulation and experimental measurement of melt pool characteristics in selective electron beam melting of Ti-6Al-4V. In: The International Journal of Advanced Manufacturing Technology, Volume 88, Issue 5-8, S. 1309-1317, 2017.

Pobel, C.; Gotterbarm, M.; Samfaß, V.; Osmanlic, F.; Körner, C.: Innovative processing strategies for selective electron beam melting - Influence of scan line spacings on composition of Ti-6Al-4V and microstructure of IN718. In: 6th International Conference on Additve Technologies iCAT 2016.

Körner, C.: Additive manufacturing of metallic components by selective electron beam melting - a review. In: International Materials Reviews, Volume 61,2016, Issue 5, S. 361-377.

Klassen, A.; Scharowsky, T.; Körner, C.: Evaporation model for beam based additive manufacturing using free surface lattice Boltzmann methods. In: Journal of Physics D: Appl. Physics 47 (2014), S. 12-24.

Scharowsky, T.; Osmanlic, F.; Singer, R.-F.; Körner, C.: Melt pool dynamics during selective electron beam melting. In: Appl. Physics A: Materials Science and Processing 114 (2014), S. 1303-1307.

Drummer, D.; Singer, R.-F.; Körner, C.; Schmidt, M.; Kühnlein, F.; Drexler, M.; Karg, M.; Scharowsky, T.: Zukunft individuell gestalten. In: Industrie Management 2, S. 33-38, 2013.

Juechter, V.; Scharowsky, T.; Singer, R.-F.; Körner, C.: Processing window and evaporation phenomena for Ti–6Al–4V produced by selective electron beam melting. In: Acta Materialia 76, S. 252-258, 2014.

Ammer, R.; Rüde, U.; Markl, M.; Jüchter, V.; Körner, C.: Validation experiments for LBM simulations of electron beam melting. In: International Journal of Modern Physics C 2014.

Scharowsky, T.; Singer, R.-F.; Körner, C.: Tailored Ti 6Al 4V Parts Built by Selective Electron Beam Melting. In: Proceedings of the 3rd Fraunhofer Direct Digital Manufacturing Conference (DDMC), 12.-13.03., Berlin, 2014.

Scharowsky, T.; Bauereiß, A.; Singer, R.-F.; Körner, C.: Observation and numerical simulation of melt pool dynamic and beam powder interaction during selective electron beam melting. In: 23rd Annual International Solid Freeform Fabrication Symposium - An Additive Manufacturing Conference (SFF 2012), 2012.

Scharowsky, T.; Körner, C.: Fundamental investigation of the beam – powder interaction during selective electron beam melting (SEBM). In: Proceedings of the 1st Fraunhofer Direct Digital Manufacturing Conference (DDMC), 15.-16.03., Berlin, 2012.

 

Teilprojekt B3: Laserstrahlschmelzen von Kunststoffpulvern
Part Project B3: Laser Beam Melting of Polymer Powders

Greiner, S.; Lanzl, L.; Wudy, K.; Drummer , D.: Selective Laser Sintering of Polymers - Correlation of powder bed surface to part density induced by standard blade systems. In: Proceedings of the 7th International Conference on Additive Technologies (iCAT), 10.-11.10., Maribor, Slovenia, 2018.

Wudy, K.; Greiner, S.; Zhao, M.; Drummer, D.: Selective laser beam melting of polymers: In situ and offline measurements for process adapted thermal characterization. In: Procedia CIRP, Volume 74, S. 238-243, 2018. doi: https://doi.org/10.1016/j.procir.2018.08.102.

Lexow, M.; Drexler, M.; Drummer, D.: Fundamental investigation of part properties at accelerated beam speeds in the selective laser sintering process. In: Rapid Prototyping Journal 23(6), 2017.

Greiner, S.; Lanzl, L.; Wudy, K.; Drexler, M.; Drummer , D.: Study on the powder compaction potential induced by the powder coating process of selective beam melting. In: Rapidtech 2017.

Drexler, M.; Lexow, M.; Drummer, D.: Selective Laser Melting of Polymer Powder - Part Mechanics as Function of Exposure Speed. In: Physics Procedia, Vol 78 (2015), S. 328-336; doi: http://dx.doi.org/10.1016/j.phpro.2015.11.047

Drexler, M.; Drummer, D.; Wudy, K.: Einfluss des Pulverauftragsprozesses auf den selektiven Strahlschmelzprozess thermoplastischer Kunststoffe. In: Tagungsband / Digital Proceedings RapidTech 2015, ISBN: 978-3-932875-40-3, 10.-11.06., Erfurt, 2015.

Drummer, D.; Drexler, M.; Wudy, K.: Impact of heating rate during exposure of laser molten parts on the processing window of PA12 powder. In: 8th International Conference on Photonic Technologies (LANE 2014), 08.-11.09., Fürth, 2014.

Drexler, M.; Drummer, D.; Wudy, K.: Interaction between time dependent exposure strategies and part positioning. In: Proceedings of Information, Communication and Automation Technologies (ICAT), 2014 XXV International Symposium, Vienna, Austria, 2014.

Drummer, D.; Drexler, M.; Wudy, K.: Derivation of Heating Rate Dependent Exposure Strategies for the Selective Laser Melting of Thermoplastic Polymers. In: Proceedings of the Polymer Processing Society 30th Annual Meeting, Cleveland, USA, 2014.

Laumer, T.; Stichel, T.; Sachs, M.; Amend, P.; Schmidt, M.: Qualification and modification of new polymer powders for laser beam melting using Ulbricht spheres. In: High Value Manufacturing, S. 255-260, 2013.

Drummer, D.; Drexler, M.; Wudy, K.: Resulting melt-pool-shape during selective beam melting of thermoplastics as function of energy input parameters. In: Proceedings of the 3rd Fraunhofer Direct Digital Manufacturing Conference (DDMC), 12.-13.03., Berlin, 2014.

Drexler, M.; Kühnlein, F.; Drummer, D.: Modeling of Transient Thermal Conditions During Selective Melting of Thermoplastic Powder. In: 1st International Conference on Thermo-Mechanically Graded Materials, Kassel, 2012.

Rietzel, D.; Drexler, M.; Kühnlein, F.; Drummer, D.: Influence of temperature fields on the processing of polymer powders by means of laser and mask sintering technology. In: Solid Freeform Fabrication (SFF), Austin, Texas, 2011.

Drummer, D.; Drexler, M.; Wudy, K.; Kühnlein, F.: Effects of powder bulk density on the porosity of laser molten thermoplastic parts. In: Proceedings of the Polymer Processing Society 29th Annual Meeting (PPS), 15.-19.07., Nuremberg, 2013.

Drummer, D.; Drexler, M.; Kühnlein, F.: Effects on the density distribution of SLS-parts. In: LANE 2012 (2012), S. 500-508.

Drexler, M.; Drummer, D.; Kuehnlein, F.: Influence of powder coating on part density as function of coating parameters. In: 4th International Conference on Additive Technologies (iCAT), DAAAM International, Maribor, 2012.

 

Teilprojekt B4: Mesoskopische Simulation
Part Project B4: Mesoscopic Simulation

Köpf, J.; Gotterbarm, M.; Markl, M.; Körner, C.: 3D Multi-Layer Grain Structure Simulation of Beam-Based Additive Manufacturing. In: Acta Materalia 152, 2018, S. 119-126.

Wudy, K.; Osmanlic, F.; Laumer, T.; Körner, C.; Schmidt, M.; Drummer, D.: Modelling of laser beam absorption in a polymeric powder bed. In: Polymers 10, 2018, Art. No. 784, doi: 10.3390/polym10070784.

Markl, M.; Lodes, M.; Franke, M.; Körner, C.: Additive manufacturing using selective electron beam melting. In: Welding & Cuting 3, 2017, 177-184.

Markl, M.; Lodes, M.; Franke, M.; Körner, C.: Additive Fertigung durch selektives Elektronenstrahlschmelzen. In: Schweißen & Schneiden, 1-2, S. 30-39, 2017.

Scharowsky, T.; Bauereiß, A.; Körner, C.: Influence of the hatching strategy on consolidation during Selective Electron Beam Melting of Ti-6Al-4V. In: The International Journal of Advanced Manufacturing Technology, 10.1007/s00170-017-0375-1.

Köpf, J.; Rai, A.; Markl, M.; Körner, C.: 3D Grain Structure Simulation for Beam-Based Additive Manufacturing. In: Proceedings of the 6th International Conference on Additive Technologies iCAT (2016).

Osmanlic, F.; Klassen, A.; Scharowsky, T.; Körner, C.: Numerical investigation of the influence of electron beam acceleration voltage in powder based additive manufacturing processes. In: Proceedings of the 12th International Conference on Electron Beam Technologies.

Rai, A.; Markl, M.; Körner, C.: A coupled cellular Automaton LBM for Grain structure simulation during additive manufacturing. In: Computational Materials Science 124, 2016, S. 37-48, doi: 10.1016/j.commatsci.2016.07.005.

Helmer, H.; Bauereiß, A.; Singer, R.F.; Körner, C.: Grain structure evolution in Inconel 718 during selective electron beam melting, Materials Science and Engineering A, 668, 2016, 180-187, 10.1016/j.msea.2016.05.046.

Markl, M.; Bauereiß, A.; Körner, C.: Numerical Investigations of Selective Electron Beam Melting on the Powder Scale. In: Proceedings of the DDMC, 2016.

Markl, M.; Körner C.: Multiscale Modelling of Powder Bed-Based Additive Manufacturing. In: Annual Review of Materials Research, 46, S. 93-123, doi: 10.1146/annurev-matsci-070115-032158.

Markl, M.; Körner C.: Free Surface Neumann Boundary Condition for the Advection-Diffusion Lattice Boltzmann Method. In: Journal of Computational Physics, 301, S. 230-246, doi: 10.1016/j.jcp.2015.08.033.

Klassen, A.; Bauereiß, A.; Körner, C.: Modelling of electron beam absorption in complex geometries. In: J. Phys. D: Appl. Phys. 47(6) (2014), S. 65307.

Bauereiß, A.; Helmer, H.; Scharowsky, T.: Körner, C.: Numerical Investigation of Scanning Strategies in Selective Beam Melting Processes. In: Proceedings DDMC 2014, Berlin, 2014.

Bauereiß, A.; Scharowsky, T.; Körner, C.: Defect generation and propagation mechanism during additive manufacturing by selective beam melting. In: Journal of Materials Processing Technology (2014), URL: http://dx.doi.org/10.1016/j.jmatprotec.2014.05.002 [24.09.2014].

Bauereiß, A.; Helmer, H.; Scharowsky, T.; Körner, C.: Numerical Investigation of Scanning Strategies in Selective Beam Melting Processes. In: Proceedings of the 3rd Fraunhofer Direct Digital Manufacturing Conference (DDMC), 12.-13.03., Berlin, 2014.

Körner, C.; Helmer, H.; Bauereiß, A.; Singer; R.-F.: Tailoring the grain structure of IN718 during selective electron beam melting. In: EUROSUPERALLOYS 2014, Giens, 2014.

Körner, C.; Bauereiß, A.; Attar, E.: Fundamental consolidation mechanisms during selective beam melting of powders. In: Modelling Simul. Mater. Sci. Eng. 21(8) (2013), S. 85011.

Maiwald-Immer, T.; Göhler, T.; Fischersworring-Bunk, A.; Körner, C.; Osmanlic, F.; Bauereiß, A.: Application of ICME Methods for the Development of Rapid Manufacturing Technologies. In: 2nd World Congress on Integrated Computational Materials Engineering (2013), S. 75-80.

 

Teilprojekt B5: Baugruppenfertigung
Part Project B5: Manufacturing of Component Assemblies

Huber, F.; Bischof, C.; Hentschel, O.; Heberle, J.; Zettl, J.; Nagulin, K. Y.; Schmidt, M. : Laser Beam Melting and heat-treatment of 1.2343 (AISI H11) tool steel - microstructure and mechanical properties. In: Materials Science and Engineering: A, Volume 742, 2019, S. 109-115.

Kolb, T.; Mahr, A.; Huber, F.; Tremel, J.; Schmidt, M.: Qualification of channels produced by laser powder bed fusion: Analysis of cleaning methods, flow rate and melt pool monitoring data. In: Additive Manufacturing, Volume 25, 2019, S. 430-436.

Huber, F.; Papke, T.; Scheitler, C.; Hanrieder, L.; Merklein, M.; Schmidt, M.: In Situ Formation of a Metastable β-Ti Alloy by Laser Powder Bed Fusion (L-PBF) of Vanadium and Iron Modified Ti-6Al-4V. In: Metals, 8(12). https://dx.doi.org/10.3390/met8121067. .

Papke, T.; Huber, F.; Hagenah, H.; Schmidt, M.; Merklein, M.:Potentiale der Kombination von Umformtechnik und additiver Fertigung in hybriden Prozessketten. In: Industriekolloquium SFB 814, Tagungsband, 2018. .

Huber, F.; Papke, T.; Merklein, M.; Schmidt, M.: Customized Exposure Strategies for Manufacturing Hybrid Parts by Combining Laser Beam Melting and Sheet Metal Forming. In: ICALEO, 14.-18.10., Orlando, USA, 2018.

Papke, T.; Junker, D.; Kolb, T.; Schmidt, M.; Merklein, M.: Bulk Metal Forming of Additive Manufactured Elements. In: MATEC Web Conference, Vol. 19, Art.nr. 03002, 2018, S. 1-6.

Papke, T.; Graser, M.; Merklein, M.: Numerical modelling approach for the temperature dependent forming behaviour of Ti-6Al-4V. In: MATEC Web Conference, 190, 2018; doi: 10.105/matcconf/201819012004.

Papke, T.; Junker, D.; Huber, F.; Hentschel, O.; Schmidt, M.; Merklein, M.: Verknüpfung von additiver Fertigung und Umformtechnik in Form hybrider Bauteile und Werkzeuge. In: Fachtagung Werkstoffe und Additive Fertigung, 2018, S. 64 - 69.

Papke, T.; Huber, F.; Geyer, G.; Schmidt, M.; Merklein, M.: Characterisation of the tensile bonding strength for Ti-6Al-4V hybrid parts made by sheet metal forming and laser beam melting. In: Advances in Production Research, 2018, S. 361-370.

Papke, T.; Dubjella, P.; Butzhammer, L.; Huber, F.; Petrunenko, O.; Klose, D.; Schmidt, M.; Merklein, M.: Influence of a bending operation on the bonding strength for hybrid parts made of Ti-6Al-4V. In: Procedia CIRP 74, 2018, S. 290-294.

Dubjella, P.; Merklein, M.: Influence of Warm Bending on the Surface Topography of Titanium Alloy Ti-6Al-4V. In: Procedia Engineering 183, 2017, S. 23-30.

Butzhammer, L.; Dubjella, P.; Huber, F.; Schaub, A.; Aumüller, M.; Baum, A.; Petrunenko, O.; Merklein, M.; Schmidt, M.: Experimental investigation of a process chain combining sheet metal bending and laser beam melting of Ti-6Al-4V. In: LiM 2017 – Lasers in Manufacturing.

Dubjella, P.; Merklein, M.: Influence of Warm Bending on the Surface Topography of Titanium Alloy Ti-6Al-4V. In: 17th International Conference on Sheet Metal SHEMET17.

Schaub, A.; Ahuja, B.; Butzhammer, L.; Osterziel, J.; Schmidt, M.; Merklein, M.: Additive Manufacturing of Functional Elements on Sheet Metal. In: Physics Procedia 83, 2016, S. 797-807, doi: 10.1016/j.phpro.2016.08.082.

Merklein, M.; Junker, D.; Schaub, A.; Neubauer, F.: Hybrid Additive Manufacturing Technologies - An Analysis regarding Potentials and Applications. In: Physics Procedia, Volume 83, 2016, S. 549-559, doi: 10.1016/j.phpro.2016.08.057.

Merklein, M.; Dubjella, P.; Schaub, A.; Butzhammer, L.; Schmidt, M.: Interaction of Additive Manufacturing and Forming. In: iCAT 2016.

Ahuja, B.; Schaub, A.; Junker, D.; Karg, M.; Tenner, F.; Plettke, R.; Merklein, M.; Schmidt, M.: A round Robin Study for Laser Beam Melting in Metal Powder Bed. In: South African Journal of Industrial Engineering, 27(2), 2016, S. 30-42, http://dx.doi.org/10.7166/27-2-1201.

Schaub, A.; Degner, J.; Ahuja, B.; Schmidt, M.; Merklein, M.: Numerical Investigation for Superplastic Forming Tool Development Within the Combined Process Chain of Forming and Additive Manufacturing, Dimitrov, D; Oosthuizen, T. (Hrsg.): Int. Conf. Competitive Manufacturing, 2016, S.173-179.

Ahuja, B.; Schaub, A.; Karg, M.; Schmidt, R.; Merklein, M.; Schmidt, M.: High Power Laser Beam Melting of Ti6Al4V on Formed Sheet Metal to achieve Hybrid structures. In: Proc. SPIE 9353, Laser 3D Manufacturing II, 93530X (March 16, 2015); doi:10.1117/12.2082919.

Plettke, R.; Schaub, A.; Gröschel, C.; Scheitler, C.; Vetter, M.; Hentschel, O.; Ranft, F.; Merklein, M.; Schmidt, M.; Drummer, D.: A new process chain for joining sheet metal to fibre composite sheets. In: Key Eng. Mater. 611-612 (2014), S. 1468-1475.

Schaub, A.; Ahuja, B.; Karg, M.; Schmidt, M.; Merklein, M.: Fabrication and Characterization of Laser Beam Melted Ti-6Al-4V Geometries on Sheet Metal. In: Demmer, A.; Fraunhofer IPT (Hrsg.): Proc. Fraunhofer Direct Digital Manufacturing Conference - DDMC 2014, Fraunhofer, 2014, S. 1-5.

Schaub, A.; Juechter, V.; Singer, R. F.; Merklein, M.: Characterization of hybrid components consisting of SEBM additive structures and sheet metal of alloy Ti-6Al-4V. In: Key Eng. Mater. 611-612 (2014), S. 109-116.

Merklein, M.; Suttner, S.; Schaub, A.: Experimental investigation of Ti-6Al-4V with a biaxial tensile test setup at elevated temperature. In: Key Eng. Mater. 622-623 (2014), S. 273-278.

Ahuja, B.; Schaub, A.; Karg, M.; Lechner, M.; Merklein, M.; Schmidt, M.: Developing LBM process parameters for Ti-6Al-4V thin wall structures and determining the corresponding mechanical characteristics. In: Physics Procedia 56 (2014), S. 90-98.

Juechter, V.; Schaub, A.; Merklein, M.; Singer, R. F.: Titanium metal sheet structures of various wall thicknesses with additional functional elements prepared by selective electron beam melting in a powder bed. In: Drstvensek, I. (Hrsg.): Proc. 5th International Ceonference on Additive Technologies - iCAT2014, Interesansa - zavod, 2014, S. 119-122.

Schaub, A.; Merklein, M.; Juechter, V.; Singer, R. F.; Koerner, C.: Funktionsintegration durch die Kombination additiver Fertigungsprozesse mit der Blechumformung. In: Drummer, D. (Hrsg.): 2. Industriekolloquium des Sonderforschungsbereichs 814 - Additve Fertigung, Print Line, 2013, S. 87-101.

Merklein, M.; Hagenah, H.; Kaupper, M.; Schaub, A.: Mechanical response of Ti-6Al-4V alloy on deformation at moderate temperatures. In: Key Eng. Mater. 549 (2013), S. 311-316.

Merklein, M.; Hagenah, H.; Kaupper, M.; Schaub, A.: Analysis of the deformation behavior of Ti-6Al-4V at elevated temperatures. In: Key Eng. Mater. 554-557 (2013), S. 29-32.

Schaub, A.; Lechner, M.; Merklein, M.: Druckversuch bei erhöhten Temperaturen. In: H.J. Christ (Hrsg.): Tagungsband Werkstoffprüfung DGM, Stahleisen, 2013, S. 85-90.

 

Teilprojekt B6: Multi-Materialbauteile
Part Project B6: Multi-Material Components

Amend, P.; Laumer, T.; Baat, F.; Roth, S.; Schmidt, M.: Investigations on Laser-based Hot-melt Bonding of Additive Manufactured Plastic Parts to Metal Sheets for Strong and Tight Multi-material Joints. In: Lasers in Manufacturing Conference 2017.

Stichel, T.; Laumer, T.; Raths, M.; Roth, S.: Multi-Material Deposition of Polymer Powders with Vibrating Nozzles for a New Approach of Laser Sintering. In: Journal of Laser Micro/Nanoengineering (JLMN) Vol. 13, No. 2, 2018.

Stichel, T.; Laumer, T.; Schmidt, M.: Simulation des (quasi-)simultanen Laserstrahlschmelzens zur Herstellung von Multi-Material-Bauteilen aus Polymeren. In: Proceedings of the 15th Rapid.Tech Conference Erfurt, Germany, 2018.

Stichel, T.; Geißler, B.; Jander, J.; Laumer, T.; Roth, S.: Electrophotographic multi-material powder deposition for additive manufacturing. In: Journal of Laser Applications Vol. 30, 032306, 2018.

Stichel, T.; Brandl, T.; Hauser, T.; Geißler, B.; Roth, S.: Electrophotographic multi-material powder deposition for additive manufacturing. In: Procedia CIRP 2018, 74, S. 249-253.

Hupfeld, T.; Laumer, T.; Stichel, T.; Schuffenhauer; T. Heberle, J.; Schmidt, M.; Barcikowski, S.; Gökce, B.: A new approach to coat PA12 powders with laser-generated nanoparticles for selective laser sintering. In: Procedia CIRP 2018, 74, S. 244-248.

Stichel, T.; Frick, T.; Laumer, T.; Tenner, F.; Hausotte, T.; Merklein, M.; Schmidt, M.: A Round Robin Study for Selective Laser Sintering of Polymers: Back tracing of the Pore Morphology to the Process Parameters. In: Journal of Materials Processing Technology, Volume 252, S. 537-545, 2018.

Stichel, T.; Frick, T.; Laumer, T.; Tenner, F.; Hausotte, T.; Merklein, M.; Schmidt, M.: A Round Robin study for Selective Laser Sintering of polyamide 12: Microstructural origin of the mechanical properties. In: Optics and Laser Technology, Volume 89, S. 31-40, 2017.

Launhardt, M.; Wörz, A.; Loderer, A.; Laumer, T.; Drummer, D.; Hausotte, T.; Schmidt, M.: Detecting Surface Roughness on SLS Parts with Various Measuring Techniques. In: Polymer Testing, Volume 53, S. 217-226, 2016.

Laumer, T.; Stichel, T.; Schmidt, M.: Optical analysis of polymer powder materials for selective laser sintering. In: Polymer Testing, Volume 56, S. 207-213, 2016.

Stichel, T.; Laumer, T.; Roth, S.: Multi-material deposition of polymer powders with vibrating nozzles inside laser beam melting machines. In: 6th International Conference on Additive Technologies, 2016.

Laumer, T.; Stichel, T.; Schmidt, M.: Analysis of the Influence of Different Flowability on Part Characteristics Regarding the Simultaneous Laser Beam Melting of Polymers. In: Physics Procedia, Volume 83, S. 937-946, 2016.

Stichel, T.; Laumer, T.; Roth, S.; Schmid, M.: Mass flow characterization of selective deposition of polymer powders with vibrating nozzles for laser beam melting of multi-material components. In: Physics Procedia, Volume 83, S. 947-953, 2016.

Laumer, T.; Stichel, T.; Schmidt, M.: The influence of micro-sized structures on the compound strength of multi-material components built by Simultaneous Laser Beam Melting of Polymers. In: LPM, 2016.

Laumer, T.; Stichel, T.; Schmidt, M.: Correlation Analysis of Different Building Parameters on the Part Properties of Parts Built by Simultaneous Laser Beam Melting of Polymers. In: DDMC, 2016.

Laumer, T.; Wudy, K.; Drexler, M.; Amend, P.; Roth, S.; Drummer, D.; Schmidt, M.: Fundamental investigation of laser beam melting of polymers for additive manufacture. In: Journal of Laser Application, Vol. 26, Issue 4, 2014.

Stichel, T.; Laumer, T.; Amend, P.; Roth, S.: Powder Layer preparation using vibration-controlled capillary steel nozzles for Additive Manufacturing. In: Physics Procedia, Vol. 56, S. 157–166, 2014.

Laumer, T.; Stichel, T.; Amend, P.; Roth, S.; Schmidt, M.: Analysis of Temperature Gradients during Simultaneous Laser Beam Melting of Polymers. In: Physics Procedia, Vol. 56, S. 167–175, 2014.

Laumer, T.; Stichel, T.; Gachot, A.; Amend, P.; Schmidt, M.: Realization of multi-material polymer parts by simultaneous Laser Beam Melting. In: Proceedings of 15th International Symposium on Laser Precision Microfabrication, Vilnius, Litauen, 2014.

Stichel, T.; Laumer, T.; Amend, P.; Roth, S.: Electrostatic Multi-Material Powder Deposition for Simultaneous Laser Beam Melting. In: Proceedings of Information, Communication and Automation Technologies (ICAT), 2014 XXV International Symposium, Vienna, Austria, 2014.

Stichel, T.; Laumer, T.; Amend, P.; Roth, S.: Polymer Powder Deposition with Vibrating Capillary Nozzles for Additive Manufacturing. In: Proceedings of Information, Communication and Automation Technologies (ICAT), XXV International Symposium, Vienna, Austria, 2014.

Laumer, T.; Stichel, T.; Koopmann, J.; Amend, P.; Schmidt, M.: Generation of multi-material parts with alternating material layers by Simultaneous Laser Beam Melting of polymers. In: Proceedings of Information, Communication and Automation Technologies (ICAT), XXV International Symposium, Vienna, Austria, 2014.

Laumer, T.; Stichel, T.; Amend, P.; Schmidt, M.: Simultaneous Laser Beam Melting of multi-material polymer parts. In: Proceedings of International Congress on Applications of Lasers & Electro-Optics (ICALEO), San Diego, USA, 2014.

Laumer, T.; Stichel, T.; Bock, T.; Amend, P.; Schmidt, M.: Characterization of temperature-dependent optical material properties of polymer powders. In: Proceedings of the Polymer Processing Society 30th Annual Meeting, Cleveland, USA, 2014.

Stichel, T.; Laumer, T.; Amend, P.; Roth, S.: Multi-material deposition of polymer powders with vibration-controlled capillary steel nozzles for additive manufacturing. In: Proceedings of the Polymer Processing Society 30th Annual Meeting, Cleveland, USA, 2014.

 

Teilprojekt C2: Strukturoptimierung
Part Project C2: Structural Optimization

Hübner, D.; Gotterbarm, M.; Kergaßner, A.; Köpf, J.; Pobel, C.; Markl, M.; Mergheim, J.; Steinmann, P.; Körner, C.; Stingl, M.: Topology Optimization in Additive Manufacturing Considering the Grain Structure of Inconel 718 using Numerical Homogenization. In: 7th International Conference on Additive Technologies - iCAT 2018, ISBN 978-961-288-789-6, S. 102-111.

Stingl, M.; Hübner, D.: On a combined geometry and multimaterial optimization approach for the design of frame structures in the context of additive manufacturing. In: 7th International Conference on Additive Technologies - iCAT 2018, ISBN 978-961-288-789-6, S. 112-119.

Kufner, T.; Leugering, G.; Stingl, M.; Strohmeyer, C.: Simulation and Structural Optimization of 3D Timoshenko-Beam Networks based on fully analytic Network solutions. In: Mathematical Modelling and Numerical Analysis, akzeptiert am 28.10.2018.

Hübner, D.; Rohan, E.; Lukes, V.; Stingl, M.: Optimization of the porous material described by the Biot model. In: International Journal of Solids and Structures; doi: https://doi.org/10.1016/j.ijsolstr.2018.08.016.

Greifenstein, J.; Stingl, M.: Topology optimization with local worst-case material uncertainties. https://arxiv.org/abs/1812.04906.

Semmler, J.; Pflug, L.; Stingl, M.: Material Optimization in Transverse Electromagnetic Scattering Applications. In: SIAM Journal on Scientific Computing, 40(1), B85-B109, 2018.

Greifenstein, J.; Stingl, M.: Robust optimal component design under consideration of local material defects. In: Proceedings of 6th International Conference on Additive Technologies; ISBN 978-961-285-537-6.

Greifenstein, J.; Stingl, M.: Simultaneous Material and Topology Optimization with constrained material grading. In: Structural and Multidisciplinary Optimization; doi: http://dx.doi.org/10.1007/s00158-016-1457-7.

Greifenstein, J.; Stingl, M.: Simultaneous optimization of topology and build orientation in layered manufacturing. In: 5th International Conference on Additive Technologies (iCAT), 15.-17.10., Vienna, Austria, 2014.

Kogut, P.-I.; Kupenko, O.-P.; Leugering, G.: Optimal control in matrix-valued coefficients for nonlinear monotone problems: optimality conditions. Part I. In: Zeitschrift für Analysis und ihre Anwendung, 2014.

Kogut, P.-I.; Kupenko, O.-P.; Leugering, G.: Optimal control in matrix-valued coefficients for nonlinear monotone problems: optimality conditions. Part II. In: Zeitschrift für Analysis und ihre Anwendung, 2014.

Leugering, G.; Nazarov, S.; Schury, F.; Stingl, M.: The Eshelby theorem and application to the optimization of an elastic patch. In: SIAM Journal on Applied Mathematics 72(2) (2012), S. 512-534.

Schury, F.; Greifenstein, J.; Leugering, G.; Stingl, M.: On the efficient solution of a patch problem with multiple elliptic inclusions. In: Optimization and Engineering, 2014, doi:10.1007/s11081-014-9262-x.

Leugering, G.; Nazarov S.: The Eshelby theorem and its variants for piezoelectric media. In: Archive for Rational Mechanics and Analysis, 2014.

Greifenstein, J.; Stingl, M.: Simultaneous material and topology optimization based on topological derivatives. In: System Modeling and Optimization – 26th IFIP TC 7 Conference, 2014.

Greifenstein, J.; Stingl, M.: Simultaneous material and topology optimization. In: Preprint No. 387, Department Mathematik, Friedrich-Alexander-Universität Erlangen-Nürnberg (2014) - ISSN 2194-5127.

 

Teilprojekt C3: Makroskopische Simulation
Part Project C3: Macroscopic Simulation

Soldner, D., Mergheim, J.: Thermal modelling of selective beam melting processes using heterogeneous time step sizes. In: Journal of Computers & Mathematics with Applications, 2018, doi: 10.1016/j.camwa.2018.04.036.

Greiner, S.; Soldner, D.; Jaksch, A.; Zhao, M.; Mergheim, J.; Steinmann, P.; Wudy, K.; Drummer, D.: Experimentelle und simulative Untersuchung der zeit- und ortsaufgelösten Temperaturfelder beim selektiven Strahlschmelzen von Kunststoffen. In: Drummer, D. (Hrsg.): 6. Industriekolloquium des Sonderforschungsbereichs 814 – Additive Fertigung, 2018.

Soldner, D.; Brands, B.; Zabihyan, R.; Steinmann, P.; Mergheim, J.: A numerical study of different projection-based model reduction techniques applied to computational homogenisation. In: Computational Mechanics DOI: https://doi.org/10.1007/s00466-017-1428-x.

Soldner, D.; Steinmann, P.; Mergheim, J.: Reducing computational cost of the simulation of selective laser melting of PA12. In: Proceedings of iCAT Conference 2016.

Soldner, D.; Brands, B.; Zabihyan, R.; Steinmann, P.; Mergheim, J.: A numerical study of different projection-based model reduction techniques applied to computational homogenisation. In: Computational Mechanics doi: https://doi.org/10.1007/s00466-017-1428-x.

Brands, B.; Mergheim, J.; Steinmann, P.: Reduced-order modelling for linear heat condution with parameterised moving heat sources. In: GAMM Mitteilungen doi: 10.1002/gamm.201610011.

Soldner, D.; Steinmann, P.; Mergheim, J.: Computational Homogenisation using Reduced-Order Modelling applied to Hyperelasticity. In: PAMM Proceddings in Applied Mathematics and Mechanics.

Riedlbauer, D.; Scharowsky, T.; Singer, R. F.; Steinmann, P.; Körner, C.; Mergheim, J.: Macroscopig simulation and experimental measurement of melt pool characteristics in selective electron beam melting of Ti-6Al-4V. In: International Journal of Advanced Manufacturing Technology. doi: 10.1007/s00170-016-8819-6.

Riedlbauer, D.; Steinmann, P.; Mergheim, J.: Thermomechanical finite element simulations of selective electron beam melting processes: performance considerations. In: Computational Mechanics 54(1) (2014), S. 109-122.

Riedlbauer, D.; Drexler, M.; Drummer, D.; Steinmann, P.; Mergheim, J.: Modelling, simulation and experimental validation of heat transfer in selective laser melting of the polymeric material PA12. In: Computational Materials Science 93 (2014), S. 239-248.

Riedlbauer, D.; Mergheim, J.; McBride, A.; Steinmann, P.: Thermomechanical Simulation of the Electron Beam Melting Process for TiAl6V4. In: PAMM 14, 2014.

Riedlbauer, D.; Mergheim, J.; Steinmann, P.: Simulation of the temperature distribution in the selective beam melting process for polymer material. In: AIP Conference Proceedings 1593 (2014), S. 708-712.

Riedlbauer, D.; Mergheim, J.; McBride, A.; Steinmann, P.: Macroscopic Modelling of the Selective Melting Process. In: PAMM 12(1) (2012), S. 381-382.

Mergheim, J.: A variational multiscale method to model crack propagation at finite strains. In: International journal for numerical methods in engineering, 80(3) (2009), S. 269-289.

Mergheim, J.; Possart, G.; Steinmann, P.: Modeling and Simulation of Curing and Damage in Thermosetting Adhesives. In: The Journal of Adhesion, 89(2) (2013), S. 111-127.

Javili, A.; McBride, A.; Mergheim, J.; Steinmann, P.; Schmidt, U.: Micro-to-macro transitions for continua with surface structure at the microscale. In: International Journal of Solids and Structures, 50(16) (2013), S. 2561-2572.

Riedlbauer, D.; Mergheim, J.; Steinmann, P.: Thermomechanical simulation of the selective laser melting process for PA12 including volumetric shrinkage. In: Proceedings of the Polymer Processing Society 30th Annual Meeting, Cleveland, USA, 2014.

Drexler, M.; Riedlbauer, D.; Drummer, D.; Steinmann, P.; Mergheim, J.: Selektives Laserstrahlschmelzen von Kunststoffen - Modellierung des Temperaturhaushalts und Einfluss auf resultierende Bauteileigenschaften. In: Drummer, D. (Hrsg.): 2. Industriekolloquium des Sonderforschungsbereichs 814 – Additve Fertigung, 2013.

 

Teilprojekt C4: Inkrementelles Prüfen
Part Project C4: Incremental Testing

Heinl, M.; Laumer, T.; Bayer, F.; Hausotte, T.: Temperature-dependent optical material properties of polymer powders regarding in-situ measurement techniques in additive manufacturing. In: Polymer Testing, Volume 71, S.378-383, 2018.

Heinl, M.; Schmitt, F.K.; Hausotte, T.: In-Situ Contour Detection of Additive Manufactured Workpieces. In: 10th International Conference on Photonic Techologies LANE (2018), Fürth, S.664-668, 2018.

Schmidt, M.; Merklein, M.; Bourell, D.; Dimitrov, D.; Hausotte, T.; Wegener, K.; Overmeyer, L.; Vollertsen, F.; Levy, G.N.: Laser Based Additive Manufacturing in Industry and Academia. In: CIRP ANNALS 2017, Volume 66, Issue 2, S. 561-583.

Nasato, D.; Heinl, M.; Hausotte, T.; Pöschel, T.: Numerical and experimental study of the powder bed characteristics in the recoated bed of the additive manufacturing process. In: PARTICLES 2017.

Heinl, M.; Galovskyi, B.; Bayer, F.; Laumer, T.; Hausotte, T.: Influence of laser power fluctuations on the quality of additive manufactured workpieces. In: Lasers in Manufacturing - LiM 2017.

Heinl, M.; Galovskyi, B.; Hausotte, T.: Surface and dimensional measurements of additive manufactured workpieces. In: 6th International Conference on Additive Technologies - iCAT 2016, S. 267-273.

Heinl, M.; Loderer, A.; Galovskyi, B.; Hausotte, T.: Vereinfachte Qualitätsbeurteilung in jeder Raumrichtung Additive Manufacturing - Qualitätssicherung additiv gefertigter Bauteile anhand von Test-Artefakten. In: wt-Werkstattstechnik online, Vol. 11/12, 2016.

Galovskyi, B.; Hausotte, T.; Drummer, D.; Harder, R.: In-line layer wise measurements for selective laser sintering process. In: XXI IMEKO World Congress - Measurement in Research and Industry, Prague, Czech Republic, Sep. 2015.

Hartmann, W.; Hausotte, T.; Drummer, D.; Wudy, K.: Anforderungen und Randbedingungen für den Einsatz optischer Messsysteme zur Inline-Prüfung additiv gefertigter Bauteile. In: RTejournal - Forum für Rapid Technologie, 9. Ausgabe, 9 (2012), URL: https://www.rtejournal.de/ausgabe-9-2012/3327, [24.09.2014].

Galovskyi, B.; Flessner, M.; Loderer, A.; Hausotte, T.: Systematic form deviations of additive manufactured parts - methods of their identification and correction. In: 11th International Symposium on Measurement and Quality Control (ISMQC), 11.-13.09., Krakau/Kielce, Polen, 2013.

Loderer, A.; Galovskyi, B.; Hartmann, W.; Hausotte, T.: Qualifying measuring systems by using Six Sigma. In: 11th International Symposium on Measurement and Quality Control (ISMQC), 11.-13.09., Krakau/Kielce, Polen, 2013.

Hartmann, W.; Hausotte, T.; Kühnlein, F.; Drummer, D.: Incremental Inline Measurement Technique for Additive Manufacturing. In: Proceedings of the 1st Fraunhofer Direct Digital Manufacturing Conference (DDMC), 14.-15.03., Berlin, 2012.

Galovskyi, B.; Hausotte, T.; Drummer, D.; Zhao, M.: Model of a Measurement Artifact for Additive Manufacturing. In: 5th International Conference on Additive Technologies (iCAT), 15.-17.10., Vienna, Austria, 2014.

Loderer, A.; Fleßner, M.; Galovskyi, B.; Hausotte, T.: SLS unter die Lupe genommen - Eine Analyse der Genauigkeit von selektiven Lasersinterprozessen. In: wt Werkstatts­technik online, akzeptiert am 30.07.2014.

Hausotte, T.: Nanopositionier- und Nanomessmaschinen - Geräte für hochpräzise makro- bis nanoskalige Oberflächen- und Koordinatenmessungen. Zugl.: Ilmenau, Techn. Univ., Habil.-Schr., 2011 - Berlin : Pro Business., 2011 – ISBN 978-3-86805-948-9.

Hartmann, W.; Loderer, A.: Automated Extraction and Assessment of Functional Features of Areal Measured Microstructures Using a Segmentation-Based Evaluation Method. In: Surf. Topogr.: Metrol. Prop. STMP 2 (2014), S. 044001.

Hausotte, T.; Hartmann, W.; Timmermann, M.; Galovskyi, B.: Optische Messsysteme zur Inline-Prüfung im additiven Fertigungsprozess. In: Industriekolloquium des SFB 814 - Additive Fertigung, 06.12., Nürnberg, 2012, S. 67-85.

 

Teilprojekt C5: Mehrphasige Werkstoffmodelle
Part Project C5: Material Models of Metallic Materials

Kergaßner, A.; Mergheim, J.; Steinmann, P.: Single crystal plasticity - A mesoscale based approach for modeling the mechanics of additively manufactured Inconel 718, In: 89th Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Volume 18, Issue 1, 2018.

Hübner, D.; Gotterbarm, M. R.; Kergaßner, A.; Köpf, J.; Pobel, C.; Markl, M.; Mergheim, J.; Steinmann, P.; Körner, C.; Stingl M.: Topology Optimization Considering the Grain Structure of Additively Manufactured Inconel 718 using Numerical Homogenization. In: Proceedings of the 7th International Conference on Additive Technologies (iCAT), 10.-11.10., Maribor, Slovenia, 2018.

Kergaßner, A.; Mergheim, J.; Steinmann, P.: Modeling of additively manufactured materials using gradient-enhanced crystal plasticity. In: Computers & Mathematics with Applications, 2018, doi: 10.1016/j.camwa.2018.05.016.

Carstensen, C.; Ebobisse, F.; McBride, A.T.; Reddy, B.D. and Steinmann, P.: Some Properties of the Dissipative Model of Strain-Gradient Plasticity. In: Philosophical Magazine, Volume 91, Issue 10, S. 693-717, 2017.

Carstensen, C.; Ebobisse, F.; McBride, A.T.; Reddy, B.D. and Steinmann, P.: Flow Relations and Yield Functions for Dissipative Strain-Gradient Plasticity. In: dell'Isola, F., Sofonea, M. and Steigmann, D. (eds.) Mathematical Modelling in Solid Mechanics. Series: Advanced structured materials (69). Springer Singapore, S. 31-42. ISBN 9789811037634, 2017.

Kergaßner, A.; Mergheim, J.; Steinmann, P.: Modelling additive manufactured materials using a crystal plasticity model. In: PAMM Proceddings. In: Applied Mathematics and Mechanics, Volume 16, Issue 1, 2016.

Kergaßner, A.; Mergheim, J.; Steinmann, P.: Mesoscopic modelling of additively manufactured Inconel 718. In: Proceedings of iCAT Conference 2016.