Yttrium and Titanium Bismuthates with Structures Related to β-Bi₂O₃

Y and Ti atoms in Bi_7.5Y_0.5O₁₂ and Bi_7.68Ti_0.32O_12.16 replace Bi atoms in the structure of β-Bi₂O₃ with additional O atoms completing their coordination polyhedra. Anti-glass disorder is indicated by neutron diffraction and EXAFS.

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