molecule polymer chemical photovoltaic oscs donor cells mol acceptor zhang structures doi 1038 thermally yongsheng xiangjian lin jidong baojun liu
highly fullerene thermally acceptor donor stable cells molecule efficient organic solar based small
pv solar organic cell cells develop mixtures researchers identify approach magazine promise hold deal industry great technology
solar polymer cells interface stable spie devices photovoltaic efficient engineering
solar cells high iii efficiency fraunhofer based silicon cell materials semiconductors ise energy junction tandem well dirk mahler