Phase Transformation of Rice Husk Ash in the Synthesis of ZSM-5 without Organic Template - Prasetyoko, Didik; 1Material Chemistry and Energy Laboratory, Department of Chemistry, Faculty of Mathematics and Sciences, Institut Teknologi Sepuluh Nopember, Kampus ITS Sukolilo, Surabaya, Jawa Timur 60111, Indonesia 2 Energy Laboratory, Center of Energy Study, Institut Teknologi Sepuluh Nopember, Kampus ITS Sukolilo, Surabaya, Jawa Timur 60111, Indonesia (ITB Journal Publisher, LPPM ITB, 2014)