Experimental Determination of the Emissivity of Powder Layers and Bulk Material in Laser Powder Bed Fusion Using Infrared Thermography and Thermocouples

by Gunther Mohr, Susanna Nowakowski, Simon J. Altenburg, Christiane Maierhofer, Kai Hilgenberg
Published 2020-11-01

Can Potential Defects in LPBF Be Healed from the Laser Exposure of Subsequent Layers? A Quantitative Study

by Alexander Ulbricht, Gunther Mohr, Simon J. Altenburg, Simon Oster, Christiane Maierhofer, Giovanni Bruno
Published 2021-06-01

Process Induced Preheating in Laser Powder Bed Fusion Monitored by Thermography and Its Influence on the Microstructure of 316L Stainless Steel Parts

by Gunther Mohr, Konstantin Sommer, Tim Knobloch, Simon J. Altenburg, Sebastian Recknagel, Dirk Bettge, Kai Hilgenberg
Published 2021-07-01

In-Situ Defect Detection in Laser Powder Bed Fusion by Using Thermography and Optical Tomography—Comparison to Computed Tomography

by Gunther Mohr, Simon J. Altenburg, Alexander Ulbricht, Philipp Heinrich, Daniel Baum, Christiane Maierhofer, Kai Hilgenberg
Published 2020-01-01

Separation of the Formation Mechanisms of Residual Stresses in LPBF 316L

by Alexander Ulbricht, Simon J. Altenburg, Maximilian Sprengel, Konstantin Sommer, Gunther Mohr, Tobias Fritsch, Tatiana Mishurova, Itziar Serrano-Munoz, Alexander Evans, Michael Hofmann, Giovanni Bruno
Published 2020-09-01