spinelperovskite

Spinelperovskite refers to a class of materials that exhibit a hybrid crystal structure, combining elements of both the spinel and perovskite structures. Typically, these materials have the general chemical formula $AB_2O_4$ or $A'B'O_3$, where the elements $A$, $A'$, and $B$, $B'$ represent different cations. The unique structural arrangement allows for a diverse range of physical and chemical properties, making them of interest in various scientific fields.

The spinel structure is characterized by a cubic close-packed arrangement of anions (usually oxygen) with cations occupying tetrahedral and octahedral interstitial sites. The perovskite structure, on the other hand, has a general formula $ABO_3$, where A-site cations are larger and B-site cations are smaller, typically coordinated by oxygen octahedra. Spinelperovskites can manifest in different ways, such as ordered arrangements of cations leading to a superlattice structure derived from either parent structure, or solid solutions where cation disorder exists.

These materials have shown promise in applications such as catalysis, where their tunable electronic and surface properties can be exploited. They are also being investigated for their potential in energy storage devices, like batteries, and as components in advanced ceramics. The specific properties of a spinelperovskite material are highly dependent on the constituent elements and their precise arrangement within the crystal lattice. Research continues to explore new compositions and synthesis methods to optimize their performance for various technological applications.