Although Oxford PV prefers to keep the details of their technology classified, there have been decades of research on pure perovskite PV cells as well as tandem perovskite-silicon versions.

Flaviu Cernescu si-a luat sotia la o plimbare cu bicicleta tandem. Cei doi au pedalat aproape jumatate de kilometri pe structura podului de fier de la Cernavoda. Renumitul acrobat timisorean Flaviu ...