COMPARISON EFFECT OF SPIN SPEEDS AND SUBSTRATE LAYERS ON PROPERTIES OF DOUBLY DOPED TIN OXIDE THIN FILMS PREPARED BY SOL-GEL SPIN COATING METHOD.Published in:Journal of Ovonic Research, 2014, v. 10, n. 2, p. 23By:BATTAL, A.;TATAR, D.;KOCYIGIT, A.;DUZGUN, B.Publication type:Article