Structural Modeling and XRD Analysis of (PVA:LiOH)–Fe₃O₄ Composite Electrolyte for Supercapacitor Applications. PPJ [Internet]. 2026 Jun. 15 [cited 2026 Jul. 5];7(1). Available from: https://jurnal.fmipa.unmul.ac.id/index.php/ppj/article/view/1764