Plasma Treated Active Carbon for Capacitive Deionization of Saline Water

Table 2

Analyzed results of Raman spectra of the plasma treated carbon electrodes at different powers, comparing with the untreated electrode. FWHM is the full width at half maximum of peak.

Sample	D band position (cm^−1)	G band position (cm^−1)	FWHM(D) (cm^−1)	FWHM(G) (cm^−1)
Untreated	1345.4	1597.5	104.4	67.2	523.4	462.9	1.13
50 W	1343.3	1595.8	95.3	71.1	505.8	463.1	1.09
75 W	1341.5	1598.8	118.0	117.7	704.2	647.5	1.09
100 W	1344.7	1597.4	100.2	70.9	542.2	491.7	1.10