While the plasma is generated in the space between the electrodes, the vapor passes through the second electrode and the hydrogen containing gas is introduced into the space between the electrodes, {HEAD ~ a thin film} of hydrogenated material is formed on {TAIL ~ the substrate} 
While the plasma is generated in the space between the electrodes , the vapor passes through the second electrode and the hydrogen containing gas is introduced into the space between the electrodes , { HEAD ~ a thin film } of hydrogenated material is formed on { TAIL ~ the substrate }
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