Fig. 5 | npj Materials Degradation

Fig. 5

From: Using macro and micro electrochemical methods to understand the corrosion behavior of stainless steel thermal spray coatings

Fig. 5

a schematic of the SMCM setup used to perform micro PDP measurements on individual SS 444 powder particles. b SEM image of a silanized micropipette tip with a diameter of 500 nm. c SEM image of SS 444 powder particles dispersed across carbon tape. d Example micro PDP measurements collected over different areas of a single SS 444 powder particle, demonstrating both active and passive behavior

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