Citation: de Leeuw, D.M.; Zandbergen, H.W.; Mutsaers, C.A.H.A.; Steeman, R.A.; Frikkee, E. (1989). Crystal structure and electrical conductivity of Y Ba4 Cu3 O8.5+delta (delta= 0.0 - 0.5). Physica C (Amsterdam), 158, pp. 391-396.
Formula: Ba4 Cu3 O9 Y
Chemical name: Y Ba4 Cu3 O9
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Ba8 Cu6 O24 Y2 (Ba4 Cu3 O12 Y)
Multiplicity: 1