Qcells has become the first company to achieve UL Standards & Engagement (UL) and the International Electrotechnical Commission (IEC) certifications for silicon-perovskite tandem solar technology.
Two US solar companies have made advances in perovskite-silicon solar module production this week, with claims that they mark a step towards making the long-discussed technology commercially viable.
Researchers at the Solar Energy Research Institute of Singapore (SERIS) have claimed a record 26.4% conversion efficiency in a perovskite-organic tandem cell.