Researchers at Northwestern create a material that absorbs a wide range of wavelengths and could lead to more efficient and less expensive solar technology.
Specially arranged PV materials and a dispersive concentrator are key elements in a bid to make an inexpensive, high-efficiency solar cell.
Swiss researchers say the key to their thin-fim solar cell’s world-record efficiency is the control of the energy band gap grading in the CIGS semiconductor.
The Chinese company Trina Solar says its 156-by-156-millimeter, 60 cell module reached 274 watts peak, which it believes to be a world record.
Konarka says its Power Plastic organic-based photovoltaic solar cells have demonstrated a verified, record-breaking 8.3% efficiency, according to the NREL.
Solar cell manufacturer SunPower has developed a record setting full-scale solar cell with a sunlight to electricity conversion efficiency of 24.2 percent.