We develop innovative synthesis methods for 1D nanostructures, in particular Si nanowires, for use in Li-ion batteries and supercapacitors. Capacity can be significantly increased (up to 100 times) by functionalizing these nanostructures with conductive polymers, redox molecules or transition metal oxides that induce pseudocapacitive properties. We are also exploring the use of graphene-derived materials and silicon-graphite composites as innovative electrode materials.
Silicon nanowires for batteries

Silicon as a high energy material for lithium ion batteries

Mass growth of silicon nanowires

Silicon nanowires-carbon composite as anode material