THE GaN BUFFER LAYER THICKNESS INFLUENCE ON CRYSTAL STRUCTURE AND OPTICAL PROPERTIES OF GaN THIN FILMS GROWN BY PULSED LASER DEPOSITION (PLD) METHOD - Adnyana, I. G.A.P.; Departemen Fisika, FMIPA-Universitas Udayana Kampus Bukit Jimbaran, Buleleng, Denpasar, Bali (BATAN, 2013)