Characterization and chemical analysis Thin films and nano materials Etching and preparation laboratory Physical Modelling Silicon Production and refining Casting - clean room laboratory	Etching and preparation laboratory In order to facilitate characterization and analysis of silicon ingots and wafers, we can offer: Cutting of ingots  Mechanical and chemical polishing Specialised chemical etching facilities available for PV-scanning Contact person: Helen Langeng        Photos: Melinda Gaal Share Published April 24, 2007