Fig. 7From: Selective Soxhlets extraction to enhance solubility of newly-synthesized poly(indoloindole-selenophene vinylene selenophene) donor for photovoltaic applicationsRaman Spectroscopy of a P-IDI-SVS(THF) (only donor) and b P-IDI-SVS(THF):PC70BM (BHJ films) of donor only films with CB and CB–CN3% solventBack to article page