What is the difference b/w N2 and Ar as a carrier gases. can N2 produce defects in Oxides semiconductors nanostructure?

i am using N2 as a carrier gas in growth of SnO2 nanowires using VLS technique on Si (100) gold coated substrates. got good results using N2 as a carrier gas compare to Ar Why?

06 June 2015 5,765 2 View