Figure 3

EL spectra of Si QDs/SiO2
(a) without Pt nanoparticles and Si nanopillar and (b) with Pt nanoparticles coated Si nanopillarsubstrate.
EL spectra of Si QDs/SiO2
(a) without Pt nanoparticles and Si nanopillar and (b) with Pt nanoparticles coated Si nanopillarsubstrate.