Preparation of Lanthanum Oxide and Lanthanum Oxycarbonate Layers on Titanium by Electrodeposition with Organic Solution

Figure 18

SEM micrographs of La₂O₂CO₃ layers obtained by 5-6 steps of 30 min calcination at 700 K following 30 min electrodeposition of 2.0 mg/mL of La³⁺ ions on Ti at (a) 200 V, (b) 400 V, (c) 600 V, and (d) 1000 V.

(a)

(b)

(c)

(d)