Metal oxide and layers of metal oxides being advanced materials, nanomaterials, nano-dispersions, nano-formulation, formulations, and nanocomposites, namely, Titania-based nanomaterials, Zirconia-based nanomaterials, metal oxide-based nanocrystal, mixtures or layers of titania with zirconia nanomaterials formulations; Metal oxide being liquid formulation of Titania, Zirconia, mixtures or layers of titania with zirconia nanomaterial, and metal oxide-based nanocrystals and nanoparticles in solv...