Pulse Electrodeposition of Palladium Nanoparticles onto Silicon in DMSO

Figure 3

SEM images of PdNPs on the silicon surface obtained by electrolysis in a solution containing 4 mM of Pd(NO₃)₂, 50 mM Bu₄NClO₄, and DMSO at E_cathode = −2.0 V for 25 (a), 50 (b), and 400 (c) cycles and the size distribution histograms of PdNPs (d).

(a)

(b)

(c)

(d)