Scientists in China built a four-terminal perovskite-CIGS tandem solar cell based on a top semi-transparent perovskite device with an efficiency of 21.26% and a high bifaciality factor of 92.2%. They ...
India's Premier Energies says it has suspended its plans to build a factory in the United States as it waits for “the regime in the US to settle down and be clear on what they want to do.” ...