Spectral Characteristics of Needle Array-Plate Dielectric Barrier Discharge Plasma and Its Activated Water

Figure 10

UV/Vis spectra at the needle-dielectric plate distance of 4 cm and voltages of (a) 15, (b) 20, and (c) 25 kV. UV/Vis spectra at a voltage of 20 kV and the needle-dielectric plate distance of (d) 3 and (e) 5 cm.

(a)

(b)

(c)

(d)

(e)