Research interests: Hot Wire Chemical Vapor Deposition, c-Si heterojunctions, next generation thin (nanostructured) films for photovoltaics and for display technology, enhanced light coupling by plasmonics, nanophotonics, and photon conversion, 3D nanostructures such as quantum dots and nanowires/nanorods for solar cells, perovskite solar cells for hybrid c-Si/perovskite tandem solar cells.