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SEM images of self-assembled AuNPs on silanized ITO electrodes: (a) silanized with APTES, 6% surface coverage of Au nanospheres; (b) silanized with DETA (3% v/v in ethanol), 20% surface coverage of Au nanospheres; and (c) silanized with DETA (4% v/v in ethanol), 51% surface coverage of a mixture of Au nanospheres and nanorods.
Statistical averaged distance between nanoparticles for the sample of Fig. 1(b).
Electric field intensity profile along the dashes lines for plasmonic (shown in the inset) and bare structures.
Relative absorbance of bare and plasmonic structures (experiment and simulation).
J-V and P-V characteristics of standard, standard with silanized ITO, and plasmonic solar cells.
Photovoltaic characterization of the three fabricated OPV devices.
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