germany solar energy

Solar Graph Porn

Someone recently passed along these great graphs from a German website (you can see an English translation of the webpage they came from here). The overall message: solar PV prices in Germany have dropped considerably in the past few years (as installation has boomed), and the prices are pretty darn low these days …

New Efficiency Record for Photovoltaic Cells Set, Jump in Efficiency Thanks to Heterojunction Technology

  A new solar photovoltaic conversion efficiency record for solar cells made of amorphous and monocrystalline silicon of 21.4% was recently set, thanks to the innovations of researchers at EPFL’s Institute of Microengineering in Neuchatel. The research team, led by professor Christophe Ballif, director of the Photovoltaics Laboratory (PVlab), recently … [continued]