low bandgap

Perovskite Solar Cells Improves Incredibly Quickly, From 2% in 2006 to Over 20.1% in 2015
Jul 21, 2015
In the emerging photovoltaic technology sector, the energy conversion efficiency of perovskite solar cells have has improved incredibly quickly, from just 2% in 2006 to over 20.1% in 2015, according to IDTechEx Research's report 'The Rise ...

Tags: electronics, semiconductor, PV market
Stion Produced a 23.2% Efficiency Thin-Film Cell
Mar 5, 2014
Stion Corp of San Jose, CA, USA, which makes nanostructure-based CIGS (copper indium gallium sulphur-diselenide) thin-film photovoltaic panels, has produced a 23.2% efficiency thin-film cell based on its proprietary tandem junction ...

Tags: Tandem Technology, Electrical
Traditional Photovoltaic Solar Cells Have an Inherent Limit on The Efficiency
Jan 21, 2014
Traditional photovoltaic solar cells have an inherent limit on the efficiency at which they can convert sunlight into energy. This limit—based on the bandgap of the material used and known as the Shockley-Queisser limit—is about ...

Tags: Thermophotovoltaic, solar cells, Nature Nanotechnology, low-bandgap