PengaruhPenambahan Alumina (0 dan 10wt%) Terhadap Karakteristik Termal (DTA-TGA) dan Konduktivitas Termal Bahan Keramik Cordierite Berbasis Silika Sekam Padi - Nesya Tamalia; Simon Sembiring; Wasinton Simanjuntak (Department of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung, 2017)