Y Ba2 Cu2.93 O6.91

Ba₂Cu_2.93O_6.91Y

Collin, G.Audier, A.C.Comes, R.

Journal de Physique (Paris) (1988) 49, 383-387

a=3.854Å   b=3.866Å   c=11.654Å

α=90°   β=90°   γ=90°