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Conferences > CLEO_Europe > 2021 > cm_6 > cm_6_1
  • 2021 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference
  • OSA Technical Digest (Optica Publishing Group, 2021),
  • paper cm_6_1

Mastering micro-filamentation for semiconductor–metal ultrafast laser welding

Maxime Chambonneau, Qingfeng Li, Vladimir Yu. Fedorov, Markus Blothe, Stelios Tzortzakis, and Stefan Nolte

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Abstract

We demonstrate the first semiconductor-metal ultrafast laser welding by determining and precompensating the nonlinear focal shift in the filamentation regime in silicon for optimizing the energy deposition at the interface with copper.

© 2021 IEEE

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