Table 1.

Manufactured hybrid membranes.

Sample	Ceria Precursor	Additional Treatment
Nafion-117	-	-
NC3	0.01 M Ce(NO3)3	-
NC3_0.2P	0.01 M Ce(NO3)3	0.2 M H3PO4
NC3_1P	0.01 M Ce(NO3)3	1 M H3PO4
NC3_0.2S	0.01 M Ce(NO3)3	0.2 M H2SO4
NC3_1S	0.01 M Ce(NO3)3	1 M H2SO4
NC4	0.3 M (NH4)2Ce(NO3)6	-
NC4_0.2P	0.3 M (NH4)2Ce(NO3)6	0.2 M H3PO4
NC4_1P	0.3 M (NH4)2Ce(NO3)6	1 M H3PO4
NC4_0.2S	0.3 M (NH4)2Ce(NO3)6	0.2 M H2SO4
NC4_1S	0.3 M (NH4)2Ce(NO3)6	1 M H2SO4
NC4(S)	0.05 M Ce(SO4)2	-
NC4(NS)	0.05 M (NH4)4Ce(SO4)4	-