A comprehensive review of bismuth, lanthanum and strontium based double perovskites − Unravelling structural, magnetic, and dielectric properties

In the dynamic field of materials science, the bismuth, strontium, and lanthanum-based double perovskites have shown great potential in research areas because of their unique structural features. This review explores the fabrication, structure, and distinct electrical, dielectric, and magnetic traits of bismuth-based double perovskites, highlighting their potential in modern electronics and energy conversion. Achieving better efficiencies in perovskite-based solar cells, these materials surpass many third-generation solar technologies. Bismuth-based double perovskites, with their multiferroic behaviour and topological insulator properties, show promise for applications in catalysis, spintronics, and solid-state electronics. Lanthanum-based double perovskites enhance energy storage performance through chemical stability and high pseudo capacitance. Additionally, these materials exhibit magnetoresistance and magnetocapacitance at ambient temperature, enabling their usage in various applications. This review provides a comprehensive examination of La, Sr, and Bi-based double perovskites, emphasizing their significance and potential for future advancements in materials science.