Publications

J. Wahl, C. Frey, J. Powell, F. Zaiß, M. Haas, S. Olschok, U. Reisgen, C. Hagenlocher, and T. Graf. Formation of the vapor plume during deep penetration laser welding of stainless steel, aluminium, and copper. In Venkata Karthik Nadimpalli (Eds.), August 2025. [PUMA: laser laserwelding macromaterialprocessing myown vaporplume welding]

J. Wahl, C. Frey, J. Powell, F. Zaiß, M. Haas, S. Olschok, U. Reisgen, C. Hagenlocher, and T. Graf. Formation of the vapor plume during deep penetration laser welding of stainless steel, aluminium, and copper. In Venkata Karthik Nadimpalli (Eds.), August 2025. [PUMA: myown welding laser macromaterialprocessing laserwelding vaporplume]

Johannes Michel, Jonas Wagner, Frauke Holder, Felix Zaiß, Michael Haas, Christian Hagenlocher, and Thomas Graf. Transverse hot cracking in high-speed laser welding of high-strength aluminum alloys. 2025. [PUMA: Aluminium Cracking MacroMaterialProcessing Simulation Welding myown]

Johannes Michel, Jonas Wagner, Frauke Holder, Felix Zaiß, Michael Haas, Christian Hagenlocher, and Thomas Graf. Transverse hot cracking in high-speed laser welding of high-strength aluminum alloys. 2025. [PUMA: myown Welding Simulation Cracking MacroMaterialProcessing Aluminium]

Manuel Henn, Matthias Buser, Daniel Holder, Christian Hagenlocher, and Thomas Graf. Exceeding the Limits in Laser Materials Processing by Bridging Additive and Subtractive Manufacturing with Continuous Wave and Ultrashort Pulsed Lasers - Manufacturing of Parts with Undercuts. 2024. [PUMA: ablation additivemanufacturing macromaterialprocessing micromaterialprocessing myown processdevelopment pulse selectivelasermeltingslm ultrashort] URL

Manuel Henn, Matthias Buser, Daniel Holder, Christian Hagenlocher, and Thomas Graf. Exceeding the Limits in Laser Materials Processing by Bridging Additive and Subtractive Manufacturing with Continuous Wave and Ultrashort Pulsed Lasers - Manufacturing of Parts with Undercuts. 2024. [PUMA: myown ablation additivemanufacturing micromaterialprocessing ultrashort selectivelasermeltingslm macromaterialprocessing pulse processdevelopment] URL

Johannes Wahl, Christian Frey, Michael Sawannia, Simon Olschok, Rudolf Weber, Christian Hagenlocher, Andreas Michalowski, and Thomas Graf. Measurement of the influence of the vapor plume on laser beam characteristics during laser beam welding. 2023. [PUMA: BeamCharacterisation Diagnostics Laser MacroMaterialProcessing ProcessDevelopement Welding YbYag myown]

Johannes Wahl, Christian Frey, Michael Sawannia, Simon Olschok, Rudolf Weber, Christian Hagenlocher, Andreas Michalowski, and Thomas Graf. Measurement of the influence of the vapor plume on laser beam characteristics during laser beam welding. 2023. [PUMA: YbYag myown Diagnostics Welding BeamCharacterisation Laser MacroMaterialProcessing ProcessDevelopement]

Johannes Wahl, Christian Frey, Michael Sawannia, Simon Olschok, Rudolf Weber, Christian Hagenlocher, Andreas Michalowski, and Thomas Graf. Measurement of the influence of the vapor plume on laser beam characteristics during laser beam welding. Fundamentals and Process Simulation, 2023. [PUMA: BeamCharacterisation Diagnostics Laser MacroMaterialProcessing ProcessDevelopement Welding YbYag myown]

Johannes Wahl, Christian Frey, Michael Sawannia, Simon Olschok, Rudolf Weber, Christian Hagenlocher, Andreas Michalowski, and Thomas Graf. Measurement of the influence of the vapor plume on laser beam characteristics during laser beam welding. Fundamentals and Process Simulation, 2023. [PUMA: YbYag myown Diagnostics Welding BeamCharacterisation Laser MacroMaterialProcessing ProcessDevelopement]

Johannes Wahl, Christian Frey, John Powell, Felix Zaiß, Michael Haas, Simon Olschok, Christian Hagenlocher, Uwe Reisgen, and Thomas Graf. Characterizing the effect of the vapor plume on laser beam characteristics during laser beam welding. 2024. [PUMA: BeamCharacterisation Diagnostics Laser MacroMaterialProcessing ProcessDevelopement Welding YbYag myown]

Johannes Wahl, Christian Frey, John Powell, Felix Zaiß, Michael Haas, Simon Olschok, Christian Hagenlocher, Uwe Reisgen, and Thomas Graf. Characterizing the effect of the vapor plume on laser beam characteristics during laser beam welding. 2024. [PUMA: YbYag myown Diagnostics Welding BeamCharacterisation Laser MacroMaterialProcessing ProcessDevelopement]

Johannes Wahl, Christian Frey, John Powell, Felix Zaiß, Michael Haas, Simon Olschok, Christian Hagenlocher, Uwe Reisgen, and Thomas Graf. Characterizing the effect of the vapor plume on laser beam characteristics during laser beam welding. In Stefan Kaierle, and Klaus R. Kleine (Eds.), High-Power Laser Materials Processing: Applications, Diagnostics, and Systems XIII, (12878)SPIE, March 2024. [PUMA: YbYag myown Diagnostics Welding BeamCharacterisation Laser MacroMaterialProcessing ProcessDevelopement] URL

Johannes Wahl, Christian Frey, John Powell, Felix Zaiß, Michael Haas, Simon Olschok, Christian Hagenlocher, Uwe Reisgen, and Thomas Graf. Characterizing the effect of the vapor plume on laser beam characteristics during laser beam welding. In Stefan Kaierle, and Klaus R. Kleine (Eds.), High-Power Laser Materials Processing: Applications, Diagnostics, and Systems XIII, (12878)SPIE, March 2024. [PUMA: BeamCharacterisation Diagnostics Laser MacroMaterialProcessing ProcessDevelopement Welding YbYag myown] URL

Manuel Henn, Matthias Buser, Daniel Holder, Christian Hagenlocher, and Thomas Graf. Exceeding the Limits in Laser Materials Processing by Bridging Additive and Subtractive Manufacturing with Continuous Wave and Ultrashort Pulsed Lasers - Manufacturing of Parts with Undercuts. Laser 3D Manufacturing XI, (12876)SPIE, March 2024. [PUMA: Ablation AdditiveManufacturing MacroMaterialProcessing MicroMaterialProcessing ProcessDevelopment SLM SelectiveLaserMelting UltrashortPulse myown] URL

Manuel Henn, Matthias Buser, Daniel Holder, Christian Hagenlocher, and Thomas Graf. Exceeding the Limits in Laser Materials Processing by Bridging Additive and Subtractive Manufacturing with Continuous Wave and Ultrashort Pulsed Lasers - Manufacturing of Parts with Undercuts. Laser 3D Manufacturing XI, (12876)SPIE, March 2024. [PUMA: myown ProcessDevelopment SelectiveLaserMelting Ablation MicroMaterialProcessing SLM AdditiveManufacturing UltrashortPulse MacroMaterialProcessing] URL

Simon Olschok, Oliver Engels, Michael Clemens, Stefan Jakobs, Thomas Krichel, Christian Frey, and Michael Jarwitz. Laser beam quality welds – Learning from other processes. Procedia CIRP, (111):401--404, Elsevier BV, 2022. [PUMA: Laser MacroMaterialProcessing Welding myown peer] URL

Simon Olschok, Oliver Engels, Michael Clemens, Stefan Jakobs, Thomas Krichel, Christian Frey, and Michael Jarwitz. Laser beam quality welds – Learning from other processes. Procedia CIRP, (111):401--404, Elsevier BV, 2022. [PUMA: myown Welding peer Laser MacroMaterialProcessing from:michaeljarwitz] URL

K. Wolf. Spaltüberbrückbarkeit beim Laserstrahlschweißen mit Zusatzwerkstoff durch Variation der räumlichen Intensitätsverteilung. IFSW18-13March 2018. [PUMA: Andreasch,W. Laser MacroMaterialProcessing Masterarbeit Trumpf_GmbH_&_Co.KG Welding Weller,Daniel]

K. Wolf. Spaltüberbrückbarkeit beim Laserstrahlschweißen mit Zusatzwerkstoff durch Variation der räumlichen Intensitätsverteilung. IFSW18-13March 2018. [PUMA: Trumpf_GmbH_&_Co.KG Welding Laser MacroMaterialProcessing from:julianholland Andreasch,W. Masterarbeit Weller,Daniel]