KIER achieves world’s highest efficiency of 23.64% with flexible perovskite/CIGS thin-film tandem solar cell The Korea Institute of Energy Research (President Yi Chang-keun, hereinafter referred to as ...

Improved contact layers helped boost the efficiency of the experimental CIGS-perovskite tandem cell to 24.6%. Image: HZB Researchers from the Helmholtz-Zentrum Berlin (HZB) and Humboldt University ...

Researchers led by a team at Visvesvaraya National Institute of Technology in India have simulated a tandem solar cell based on a lead-free halide perovskite top cell with a wide energy bandgap of 1.6 ...

Researchers from Humboldt University Berlin and HZB have developed a tandem solar cell combining a perovskite-based top cell with a CIGS (copper, indium, gallium, and selenium) bottom cell. By ...

Idemitsu Kosan, a Japanese oil and chemical manufacturer, and Source Energy Company, a US-based space solar power system components manufacturer, announced collaboration plans to develop copper indium ...