Electrodes; comb-shaped electrode to water
• High voltage electrode: comb – shaped electrode with 4 clusters, each of which has 26 comb-teeth
• Deionised water: 100 mL (poured into a plastic container)
• Distance between tooth tip to water surface: 15 mm
Applied voltage, discharge current and input power
• Applied voltage: +14.7 – 15.4 kV (DC)
• Discharge current: 0.39 – 0.41 mA
• Input power: 6 W
Gas conditions
• Ar/O2 = 80/20, 60/40, 40/60%
• N2/O2 = 60/40, 40/60%
• Gas flow rate: 2.0 L/min