Dr. Stefan Peters

Angestellt, Director R&D Processes Frontend, Hanwha Q CELLS GmbH

Bitterfeld-Wolfen, Germany


Professional experience for Stefan Peters

  • Current 9 years and 2 months, since Apr 2015

    Director R&D Processes Frontend

    Hanwha Q CELLS GmbH

    Responsible for frontend processes in solar cell production and R&D (Wet Chemistry, Thermal, Vacuum & Laser) Technology transfer to production sites of Hanwha Q Cells in Malaysia, China and Korea

  • 9 years and 3 months, Jan 2006 - Mar 2015

    Senior Manager R&D Thermal&Vacuum

    Q-Cells SE

    Responsible for doping and coating processes in silicon solar cell production and R&D - PE-CVD, PVD, AP-CVD, ALD, diffusion, ion implantation, oxidation - SiNx, SiNxOy, AlOx, SiOx, TiOx, Al, pn-junctions, B-BSF, P-FSF 2010-2013: Technical project leader for Q.antum product (PERC solar cell). From lab to mass production.

  • 2 years and 7 months, May 2003 - Nov 2005

    Technologe Solarzellenfertigung

    Deutsche Cell GmbH

    Ramp-up of 1st 30 MW solar cell line Responsibel for diffusion, plasma edge isolation and PECVD wrto cell efficiency, throughput & yield Project leader for introduction of mono-Si product Coordination of German and European development projects

  • 3 years and 8 months, Sep 1999 - Apr 2003

    Wissenschaftlicher Mitarbeiter

    Fraunhofer ISE

    Title of thesis: Rapid thermal processing of silicon materials and solar cell Methods appplied: RTD (Diffusion of P and B in Si); RTO (SiO2 grown on Si); RTA (Alloying of Al-BSF) Experience with different silicon materials: Cz-Si, cast mc-Si, EFG, RGS, FZ-Si Effect of UV-enhanced diffusion in Si investigated Cooperation with major PV companies

Educational background for Stefan Peters

  • 1992 - 1999


    Universitäten Bielefeld, Freiburg und Edinburgh

    Halbleiterphysik und Halbleiterprozessierung, Silizium-Solarzellen


  • German

    First language

  • English


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