Jan Paschen

Laser System Development, Division Photovoltaics

Research focus

  • Laser welding of thin metal foils to aluminum and silver screen-printing bodies
  • Laser bonding of thin metal foils to screen printing bodies and semiconductor materials without mixing the joining partners
  • Rear side metallization of solar cells by means of aluminum foil
  • Solar cell interconnection using aluminum foil
  • High throughput industrial laser processes for solar cell manufacturing 
  • Data analysis and modelling

Curriculum vitae

since 2018 PhD Student, "Laser based micro welding of thin aluminum foils for metallization of solar cells", Fraunhofer Institute for Solar Energy Systems ISE
2017 Master thesis, "Design and characterization of a measurement system for the investigation of the series resistance of PERC solar cells" (German), Fraunhofer Institute for Solar Energy Systems ISE and Albert-Ludwigs-University Freiburg


Publication Type
2022 FoilMet®-Interconnect: Busbarless, electrically conductive adhesive-free, and solder-free aluminum interconnection for modules with shingled solar cells
Paschen, J.; Baliozian, P.; John, O.; Lohmüller, E.; Rößler, T.; Nekarda, J.
Journal Article
2020 Laser Metal Bonding (LMB) - Low Impact Joining of Thin Aluminum Foil to PERC and TOPCon Rear Side Surfaces
John, O.; Emanuel, G.; Paschen, J.; Rose, A. de; Steinhauser, B.; Brand, A.; Nekarda, J.
Conference Paper
2020 Laser Metal Bonding (LMB) - low impact joining of thin aluminum foil to silicon and silicon nitride surfaces
John, O.; Paschen, J.; Rose, Angela De; Steinhauser, B.; Emanuel, G.; Brand, A.A.; Nekarda, J.
Journal Article
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