Surface parameters of the substrata prepared using 0.5, 1 and 2 mM Pb(CH₃COO)₂ precursor concentrations with a 540 s deposition time^a.

Pb(CH3COO)2 conc. (mM)	Spacing (nm)	Height (nm)	Cap radius (nm)	Base radius (nm)	Density (/μm2)	R a (nm)
0.5	270 ± 111	298 ± 98	70 ± 15	98 ± 31	14.8	100.3
1	211 ± 120	302 ± 57	60 ± 13	89 ± 29	16.0	93.0
2	389 ± 182	412 ± 213	87 ± 57	140 ± 69	12.3	152.9

^a R _a: roughness analysis.