Featured in Lean machines – 09-2011

Femtosecond pulses

Lasers in crystalline silicon cell production: Laser technology has been widely used by manufacturers of thin film solar cells. This was not the case in the manufacture of crystalline silicon cells. Efficiency gains must significantly outweigh the investment costs incurred in order for the technology to be considered. But its also about a cleaner and safer production environment.

By

pv magazine

31 Aug 2011

According to Malte Schulz-Ruhtenberg, Executive Project Coordinator of the European Solasys (acronym for “Next Generation Solar Cell and Module Laser Processing Systems”) project, lasers are used for only a few crystalline silicon cell manufacturing processes: “laser edge isolation, which however is more and more replaced by chemical etching, and laser cutting for some types of …

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