In Sillén–Aurivillius phase how in the slab (Bi2O2)+2 is corrdinated?

Logamithrai Duraisamy @Logamithrai-Duraisamy

18 June 2023 0 9K Report

In this strucutre each Bi atom is coordinated with four oxygen and each each oxygen is cordinated with 2 Bi atom. I find it difficult to understand how this layer is named as (Bi2O2). The charge +2 also i need clarity.

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