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

Table 1

Elemental composition (atomic%) obtained from XPS spectra for lanthanum nitrate precursor and electrodeposition layers.

Major element (atomic%)	Lanthanum nitrate precursor	⁢Layers
		Without calcination	700 K; 30 m	900 K; 1 hr	900 K; 200 m
La	4.5	11.6	15.0	14.4	18.2
O	61.0	55.2	56.1	59.6	61.9
C	32.8	33.2	28.9	25.9	19.9
N	1.6

Titanium excluded in elemental compositions.