These are classic tilted perovskite structures due to the large size of the RE atom. EuAlO3 (Pbnm) might be expected to have the same structure as YAlO3 (Pbnm). Try typing EuAlO3 into Google.
Recent reference to RE aluminates in ICSD include: Martin-Sedeno, M.C.;Marrero-Lopez, D.;Losilla, E.R.;Bruque, S.;Nunez, P.;Aranda, M.A.G. "Stability and oxide ion conductivity in rare-earth aluminium cuspinides" (2006) Journal Solid State Chem. 179, 3445-55. Ross, N.L.; Zhao, J.; Angel, R.J. "High-pressure single-crystal X-ray diffraction study of YAlO3 perovskite" (2004) Journal Solid State Chem. 177, 1276-1284 Alan. > I need a structure file of the YbAlO3 _ Pbnm. Could someone indicate me a > good reference? > > In my adjust I used a EuAlO3 _ Pbnm from ICSD as substitute but I do not > know if is correct. ______________________________________________ Dr Alan Hewat, NeutronOptics, Grenoble, FRANCE <[EMAIL PROTECTED]> +33.476.98.41.68 http://www.NeutronOptics.com/hewat ______________________________________________