Irpansyah Siregar et al. 2025. Synthesis and Characterization of TEOS-based Materials for Hydrophobic Corrosion Protection as Silica. Joint Prosiding IPS dan Seminar Nasional Fisika. 14, 1 (Dec. 2025), FA 9–16. DOI:https://doi.org/10.21009/03.1401.FA02.