Y Ba2 Cu3 O6.7

Ba₂Cu₃O_6.7Y

Wong-Ng, W.Gayle, F.W.Watkins, S.F.Kaiser, D.L.Fronczek, F.R.

Physical Review, Serie 3. B - Condensed Matter (18,1978-) (1990) 41, 4220-4223

a=3.8336Å   b=3.8828Å   c=11.7503Å

α=90°   β=90°   γ=90°