Organic and hybrid organic–inorganic photovoltaics are among the most promising options
for low-cost and highly scalable renewable energy. In order to fully realize the potential of …

The blending of two semiconducting polymers with offset energy levels enables efficient
charge generation in thin-film 'all-polymer'solar cells. A key requirement for efficient charge …

The performance of organic solar cells is determined by the delicate, meticulously optimized
bulk-heterojunction microstructure, which consists of finely mixed and relatively separated …

This article presents a critical discussion of the various physical processes occurring in
organic bulk heterojunction (BHJ) solar cells based on recent experimental results. The …

Rapid improvements in organic solar cell efficiency have brought these devices into the
spotlight as a potential source of abundant electricity. Despite much empirical progress …

Theoretical and experimental studies suggest that energetic offsets between the charge
transport energy levels in different morphological phases of polymer: fullerene bulk …

The molecular orientation and microstructure of films of the high-mobility semiconducting
polymer poly (N, N-bis-2-octyldodecylnaphthalene-1, 4, 5, 8-bis-dicarboximide-2, 6-diyl-alt …

The photoactive layer of bulk‐heterojunction organic solar cells, in a thickness range of tens
to hundreds of nanometers, comprises phase‐separated electron donors and acceptors …

The operational stability of organic solar cells (OSCs) is the essential barrier to
commercialization. Compared to thermally-induced degradation, photo-stability of OSCs is …

We report a novel method to determine the amount of pure, aggregated phase of donor and
acceptor in organic photovoltaic (OPV) bulk heterojunctions. By determination of the …