O5 Ni1 Ba1 Er2

O₅Ni₁Ba₁Er₂ is an experimental oxide ceramic compound combining nickel, barium, and erbium oxides, belonging to the family of complex mixed-metal oxides. This research-phase material is of interest in solid-state chemistry and materials science for potential applications in electronic ceramics, particularly where rare-earth dopants (erbium) are used to modify electrical or optical properties. While not yet established in mainstream industrial production, materials in this compositional family are investigated for their potential in high-temperature dielectrics, ionic conductors, and specialty semiconductor applications where the unique electronic structure arising from rare-earth incorporation could provide advantages over conventional single-phase ceramics.