Yttrium barium copper oxide (1/2/4/8.1)

Ba₂Cu₄O_8.06Y

Karpinski, JKaldis, ERusiecki, SJilek, EFischer, PBordet, PChaillout, CChenavas, JHodeau, J LMarezio, M

Journal of the Less-Common Metals (1989) 150, 129-137

a=3.8415(3)Å   b=3.8707(3)Å   c=27.240(2)Å

α=90°   β=90°   γ=90°