Stainless-steel tube needle (0.5 mm inner and 1.5 outer diameter) protruded 1 mm from silicone insulator and was placed on axis of the reactor opposite to the stainless-steel plane electrode (diameter of 30 mm).
Stainless-steel tube needle (0.5 mm inner and 1.5 outer diameter) protruded 1 mm from silicone insulator and was placed on axis of the reactor opposite to the stainless-steel plane electrode (diameter of 30 mm).