Aktuell 18 jul 2022 EPFL and CSEM’s tandem solar cells set two world records For the first time ever, an efficiency of 30% for perovskite-on-silicon-tandem solar cells has been exceeded thanks to a joint effort led by scie...
News 29 nov 2022 Constellium, a century of international recognition for Valais know-how With over 110 years of experience in the canton of Valais, Constellium is now recognized as the world leader in semi-fabricated aluminum products...