![Concept and demonstration of an intermediate band tandem device for solar energy conversion]()
Concept and demonstration of an intermediate band tandem device for solar energy conversionSippel, Philipp; Heitz, Simon; Elagin, Mikaela; Semtsiv, Mykhaylo P.; Eichberger, Rainer; Masselink, W. Ted; Hannappel, Thomas; Schwarzburg, Klaus · Progress in Photovoltaics: Research and Applications · 2016