Structure, dielectric, and energy storage properties of perovskite CaTiO3 ceramic synthesized using the natural calcium from Pensi shell (Corbicula moltkiana) waste

Tio Putra Wendari*, Muhammad Ali Akbar, Adelia Filza Izzati, Hanif Haidar, Alfir Rizki, Zulhadjri, Syukri Arief, Nandang Mufti, Graeme R. Blake

*Corresponding author voor dit werk

Onderzoeksoutput: ArticleAcademicpeer review

12 Citaten (Scopus)
186 Downloads (Pure)

Samenvatting

Recently, dielectric capacitors have attracted immense interest as energy storage materials. In this work, we prepare the dielectric material CaTiO3 by the molten-salt method, utilizing Pensi shell waste as a natural calcium source, aligning with principles of green chemistry. Pensi shell contains 53.1 % calcium oxide, as revealed by TGA analysis, suggesting its potential use as a natural precursor in CaTiO3 synthesis. The phase formation, structure, and electrical properties of the resulting CaTiO3 phase are investigated. XRD data revealed the formation of single-phase CaTiO3 and a distortion of the TiO6 octahedra, accompanied by displacement of the A-site cations resulting in an orthorhombic Pbnm structure. CaTiO3 exhibits good linear dielectric characteristics with an energy storage efficiency of 84.8 %.

Originele taal-2English
Artikelnummer137949
Aantal pagina's6
TijdschriftJournal of Molecular Structure
Volume1307
Vroegere onlinedatum8-mrt.-2024
DOI's
StatusPublished - 5-jul.-2024

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