The general formula for a perovskite is ABO3 where A and B are cations ... and the B-cation a 6-fold oxygen coordination. In the example shown below, (SrTiO3, download cif) the Sr atoms sit in the 12 ...
The paper adds that existing lead-based perovskite solar cells are prevented from utilizing approximately 52% of total solar energy, as their absorption spectrum is limited to the visible light ...
The research advanced the durability of perovskite solar cells without compromising their exceptional efficiency, moving closer to a practical, low-cost alternative to silicon-based photovoltaics.
Researchers at South Korea’s Ulsan National Institute of Science and Technology (UNIST) claim to have achieved a power conversion efficiency of 25.8% for a single junction perovskite solar cell ...