(Color online) Dielectric barrier discharge configuration. The simulation domain in this study is labeled.
(Color online) Time variations of the discharge current density over one cycle for (a) f = 5 kHz, (b) f = 8 kHz, (c) f = 100 kHz, respectively.
(Color online) Spatial distributions of the ion density at the moments marked in Fig. 2.
Spatial distributions of the electric field and the charged particle densities when the discharge current density reaches their peaks for different excitation frequencies.
(Color online) EEDFs at the cathode fall regions in the discharge channel for the three cases above.
Temporal evolution of depositing power in one cycle for the three cases.
(Color online) (a) Spatial distributions of the ion density at the same moments with those in Fig. 3(c); (b) spatial distributions of the electric field and the charged particle densities cf. with Fig. 4(c) when we increased the space grid size by a factor of 1.5.
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