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• s  having two faces or fronts
  the Roman Janus is bifacial

• Auel can be unintentionally hilarious, especially when her prehistoric characters talk in anthropological jargon ("the Arterians make a spear point with bifacial retouch").

• biface

News & Articles

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• Heraeus to Offer New Metallization Pastes for N-type Solar Cells at EU PVSEC 2013
  HANAU, Germany – The Heraeus Photovoltaics Business Unit will be exhibiting at this year's EU PVSEC, to be held in Paris from October 1-3 (EU PVSEC Conference: September 30 - October 4) and will showcase their new metallization pastes for n-type solar cells. Heraeus provides their customers with the complete family of pastes for the metallization of bifacial n-type solar cells. The new ...
  Oct. 3, 2013 - ThomasNet