SO 2 removal efficiency displayed an increasing trend with the applied peak voltage, whatever the selected film thickness; however, such efficiency grew with TiO 2 thickness until the value of 600 nm and then, a decrease in SO 2 conversion with a further thickness rise was recorded.
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A Review about the Recent Advances in Selected NonThermal Plasma Assisted Solid-Gas Phase Chemical Processes.
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Thus, H 2 S conversion grew with the thickness increase up to 1.5 mm while a decreasing trend was caused by a further increase in the thickness.