NOVELTY - A photovoltaic cell comprises a radiation transmissive electrode (a) and a photosensitive layer electrically connected to the radiation transmissive electrode (a). The photosensitive layer comprises several composite organic layers. The composite organic layers comprise a polymeric phase and a nanoparticle phase. The nanoparticle phase comprises at least one exaggerated nanocrystalline grain.    USE - Photovoltaic cell is used for photovoltaic device such as solar collector used for converting electromagnetic energy into electrical energy (claimed), organic light emitting devices and organic photodetectors.    ADVANTAGE - The photovoltaic cell is manufactured efficiently.    DETAILED DESCRIPTION - A photovoltaic cell comprises a radiation transmissive electrode (a) and a photosensitive layer electrically connected to the radiation transmissive electrode (a). The photosensitive layer comprises several composite organic layers. The composite organic layers comprise a polymeric phase and a nanoparticle phase. The nanoparticle phase comprises at least one exaggerated nanocrystalline grain. The radiation transmissive electrode (a) comprises a radiation transmissive conducting oxide and radiation transmissive polymeric material. The nanocrystalline grains comprise several nanoparticles comprising carbon nanoparticles. The carbon nanoparticles comprise multi-walled carbon nanotubes, single-walled carbon nanotubes, cut carbon nanotubes, fullerenes and/or doped carbon nanotubes. The doped carbon nanotubes comprise boron doped single-walled carbon nanotubes, boron doped multi-walled nanotubes, nitrogen doped single-walled nanotubes and/or nitrogen doped multi-walled nanotubes. The composite organic layers further comprise at least one bulk heterojunction between the polymeric phase and the nanoparticle phase. The photovoltaic cell further comprises electrode (b) electrically connected to the photosensitive layer. The photovoltaic cell further comprises at least partially oxidized layer of lithium fluoride disposed between the photosensitive layer and the electrode (b). The photovoltaic cell further comprises a layer of lithium oxide disposed between the photosensitive layer and the electrode (b). The photovoltaic cell further comprises a boosting layer. The boosting layer is disposed between the photosensitive layer and the electrode (a) or between the photosensitive layer and electrode (b), or disposed between any two of the composite organic layers of the photosensitive layer. The boosting layer comprises a pyroelectric material, a piezoelectric material, an electret material and/or conjugated polymer. The photovoltaic cell further comprises a metal layer. The metal layer is disposed between any two of the composite organic layers of the photosensitive layer. An INDEPENDENT CLAIM is included for manufacture of the photovoltaic cell.