Opto-electrical devices incorporating metal nanowires
View Patent ↗The present disclosure relates to OLED and PV devices including transparent electrodes that are formed of conductive nanostructures and methods of improving light out-coupling in OLED and input-coupling in PV devices.
1. A photovoltaic cell comprising:
a substrate having a top surface and a bottom surface, the top surface being an interface between the substrate and air;
a plurality of light scattering particles contacting the bottom surface of the substrate;
a first electrode deposited on the plurality of light scattering particles, the first electrode comprising a plurality of conductive nanostructures;
a photo-active layer overlying the first electrode; and
a second electrode deposited on the photo-active layer.
2. The photovoltaic cell of claim 1 wherein the light-scattering particles are SiO x , AlO x , InO x , SnO x , ZnO x , Al-doped ZnO x (AZO), indium tin oxide (ITO), Sb-doped SnO x (ATO), TiO x , SiC, or fluorine-doped SnO x (FTO).
3. The photovoltaic cell of claim 1 wherein the first electrode is an anode and the second electrode is a cathode.
4. The photovoltaic cell of claim 1 wherein the substrate is glass.