Localized photodeposition of catalysts using nanophotonic resonances in silicon photocathodes

Evgenia Kontoleta, Sven H. C. Askes, Lai-Hung Lai and Erik C. Garnett

Beilstein J. Nanotechnol. 2018, 9, 2097–2105. doi:10.3762/bjnano.9.198

Supporting Information

Schematic description of the experimental process step by step for the Si nanostructures fabrication; XRD and ellipsometry data of the TiO2 layer; chronoamperometry measurements of Si nanocones with and without TiO2 layer; SEM image of Si nanocone after illumination without the TiO2 layer; current-vs-potential measurement on silicon nanocones; SEM images in and out of the illumination spot and of the illumination spot itself; representation of the photo-electrochemical cell; schematic diagram of the FDTD simulations and SEM images of more silicon nanostructures after photo-electrodeposition of platinum for verification of the effect.

Supporting Information File 1: Additional experimental data.
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