Publications

Sawannia Michael, Daligault Julien, Powell John, Hagenlocher Christian, und Graf Thomas. Method to determine the temperature dependent refractive index and extinction coefficient of liquid metals based on thermal emission. 2025. [PUMA: absorptivity extinctioncoefficient goniometer method myown refractiveindex]

Jonas Wagner, Christian Hagenlocher, Michael Sawannia, Alexander Ilin, Peter Stritt, Adina Dais, Reiner Ramsayer, und Thomas Graf. Numerical analysis of melt flow shaping by means of beam shaping and its effect on the thermal efficiency in laser welding. Procedia CIRP, (124):574–578, Elsevier BV, 2024. [PUMA: BeamShaping Laser Simulation Welding myown peer] URL

Michael Sawannia, Jonas Wagner, Peter Stritt, Reiner Ramsayer, Christian Hagenlocher, und Thomas Graf. Response of the melt pool and vapour capillary on dynamic beam shaping in the kHz regime during laser welding. Procedia CIRP, (124):430–433, Elsevier BV, 2024. [PUMA: BeamShaping Laser myown welding] URL

Michael Sawannia, Jonas Wagner, Peter Stritt, Reiner Ramsayer, Christian Hagenlocher, und Thomas Graf. Response of the melt pool and vapour capillary on dynamic beam shaping in the kHz regime during laser welding. Procedia CIRP, (124):430–433, Elsevier BV, 2024. [PUMA: BeamShaping Laser Welding myown peer] URL

Michael Sawannia, Madlen Borkmann, Patrick Herwig, Andreas Wetzig, Christian Hagenlocher, und Thomas Graf. Influence of beam oscillation on the melt flow during laser beam fusion cutting and the resulting cut quality. 2023. [PUMA: cutting goniometer laser myown processmonitoring]

Michael Sawannia, Madlen Borkmann, Patrick Herwig, Andreas Wetzig, Christian Hagenlocher, und Thomas Graf. Influence of beam oscillation on the melt flow during laser beam fusion cutting and the resulting cut quality. (Lasers in Manufacturing Conference 2023)2023. [PUMA: cutting goniometer laser myown processmonitoring]

Michael Sawannia, Stefan Jakobs, Stefan Gach, Simon Olschok, Rudolf Weber, und Thomas Graf. IN SITU INVESTIGATION OF THE CAPILLARY DYNAMICS IN ELECTRON BEAM WELDING USING THE POLARIZED THERMAL PROCESS EMISSION. 2022. [PUMA: Capillary ElectronBeam Goniometer Welding myown]

Michael Sawannia, Madlen Borkmann, Patrick Herwig, Andreas Wetzig, Rudolf Weber, und Thomas Graf. Influence of laser beam oscillation on the cutting front geometry investigated by high-speed 3D-measurements. Procedia CIRP, (111):736--739, Elsevier BV, 2022. [PUMA: Cutting Goniometer ProcessMonitoring myown peer] URL

Uwe Reisgen, Simon Olschock, Oliver Engels, Thomas Graf, Rudolf Weber, Michael Sawannia, und Michael Jarwitz. Zeitlich und örtlich geregelte Temperaturfelder bei der Werkstoffbearbeitung mit dem Elektronenstrahl und dem Laserstrahl. Schweissen und Schneiden, (1):24-31, 2022. [PUMA: ProcessMonitoring Pyrometer SurfaceTreatment laser myown] URL

Michael Sawannia, Peter Berger, Rudolf Weber, und Thomas Graf. Determination of the geometry of laser-cutting fronts with high spatial and temporal resolution. IOP Publishing, (1135)012013Dezember 2021. [PUMA: cutting goniometer laser myown peer processmonitoring] URL

Michael Sawannia, Peter Berger, Michael Jarwitz, Rudolf Weber, und Thomas Graf. Thermal Emission-Based Geometry Determination of Hot Surfaces Generated During Laser Material Processing. 2018. [PUMA: Cutting Goniometer ProcessMonitoring myown]