Features of Plasma Electrolytic Formation of Manganese- and Cobalt-Containing Composites on Aluminum Alloys

Figure 8

The surface morphology of oxide coatings formed on the alloy A2024 in a solution of 1.0 mol/dm³ K₄P₂O₇, during PEO at time intervals. (a) 5 minutes; (b) 7 minutes; (c) 10 minutes; (d) 30 minutes. Magnification ×1000.

(a)

(b)

(c)

(d)