Research Article

Preparation of Ti/SnO2-Sb/Rare Earth Electrodes Containing Different Contents of Ni Intermediate Layer for Efficient Electrochemical Decolorization of Rhodamine B

Table 8

Kinetic parameters of 20 mg·L−1 RhB in electrochemical processes by Ti/SnO2-Sb-Ni/Er electrodes modified with various Ni contents.

Ni (0%)/ErNi (1%)/ErNi (2%)/ErNi (3.5%)/ErNi (5%)/Er

Rate constants (k) (min−1)0.06180.07970.14860.04770.0557
R20.98060.98420.99190.97090.9735