Electrochemical Response of Platinum Ultrathin Layer Formed by Pulsed Laser Deposition

Table 1

The surface roughness (Ra) of GC substrate and ULPt electrodes, which was calculated from AFM data, when the scanning area was 3𝜇𝑚×3𝜇𝑚.

Sample	Ra (nm)
GC substrate	2.67
ULPt(30 s)	2.68
ULPt(60 s)	2.72
ULPt(90 s)	3.07
ULPt(120 s)	2.67