K O5 Ta Ti Rebbah A, Desgardin G, Raveau B Journal of Solid State Chemistry 31 (1980) 321-328 Nonstoichiometric oxides with a layer structure: The compounds A1-x(Ti1-xM1+x)O5 _cod_database_code 1001087 _database_code_amcsd 0013379 6.437 3.797 18.474 90 90 90 Pnma atom x y z occ K1 .794 .25 .8112 Ti1 .329 .25 .0308 .75 Ta1 .329 .25 .0308 .25 Ti2 .763 .25 .1097 .25 Ta2 .763 .25 .1097 .75 O1 .069 .25 .059 O2 .669 .25 -.008 O3 .466 .25 .110 O4 .903 .25 .189 O5 .279 .25 .923