Asymmetric Electrodes Constructed with PAN-Based Activated Carbon Fiber in Capacitive Deionization

Table 2

Influence of asymmetric electrodes on CDI adsorption.

Initial concentration of NaCl	100 mg/L			200 mg/L
Proportion of electrodes’ size	1 : 1	2 : 1	3 : 1	1 : 1	2 : 1	3 : 1
Electrosorption capacity of reverse voltage (mg/g)	1.07	1.82	2.79	3.02	3.51	5.26
Electrosorption capacity of forward voltage (mg/g)	1.07	2.38	3.45	3.03	5.05	6.25