Lueshite Mishchuk D O, V'yunov O I, Ovchar O V, Belous A G Inorganic Materials 40 (2004) 1324-1330 Structural and dielectric properties of solid solutions of sodium niobate in lanthanum and neodymium niobates Locality: synthetic Note: La2/3-x Na3x Nb2O6 synthesized at 1350 deg C Note: x = .66, Na2Nb2O6 _database_code_amcsd 0018679 5.5007 5.5621 15.5373 90 90 90 Pbcm atom x y z Na1 .229 .25 0 Na2 .229 .217 .25 Nb .2531 .7344 .1251 O1 .678 .25 0 O2 .213 .778 .25 O3 .477 .449 .151 O4 .035 .022 .113