🌞⚡You can see them on roof tops, fields or even busses: solar cells are an established technology that pave the way for a more environmentally friendly energy supply. However, they are heavy, inflexible, and require an enormous amount of energy to produce. This is mainly due to their material, silicon.

Yana Vaynzof is a physicist and electrical engineer at the Leibniz Institute for Solid State and Materials Research in Dresden #IFW who is researching an alternative material: perovskite.