Photocurrent improvement of an ultra-thin silicon solar cell using the localized surface plasmonic effect of clustering nanoparticles
Sobhani F, Heidarzadeh H, Bahador H
       

Absorption spectra of a 400 nm × 400 nm × 400 nm silicon solar cell with cluster-shaped pyramidal Ag NPs at the backside compared with a cell without nanoparticles.