Pulse Electrodeposition of Palladium Nanoparticles onto Silicon in DMSO

Figure 2

SEM images of PdNPs on the silicon surface obtained by electrolysis in a solution containing 1 mM (a), 2 mM (b), 4 mM (c), and 6 mM (d) of Pd(NO₃)₂, 50 mM Bu₄NClO₄, and DMSO for 400 cycles at E_cathode = −2.0 V and the size distribution histograms of PdNPs (e).

(a)

(b)

(c)

(d)

(e)