K2 O15 P4 V2 Borel M, Leclaire A, Chardon J, Provost J, Rebbah H, Raveau B Journal of Solid State Chemistry 132 (1997) 41-46 A V(IV) tetraphosphate with a tunnel structure K2 (V O)2 P4 O13 _cod_database_code 1001813 _database_code_amcsd 0013933 22.181 11.564 9.548 90 90 90 Pbca atom x y z V1 .0304 .1198 .2578 V2 .22498 -.0687 -.0163 P1 .0299 .3814 .1254 P2 .1131 .5596 .2191 P3 .3086 .1510 -.0201 P4 .1675 .0270 .2708 K1 -.0619 .1544 -.0661 K2 .1351 .1998 -.0365 O1 .0361 .0856 .0959 O2 .0204 -.0394 .3326 O3 .1190 .1151 .2973 O4 .0416 .2917 .2393 O5 -.0608 .1418 .2559 O6 .0239 .1714 .4821 O7 .2759 .8834 .0824 O8 .2712 -.0729 .8050 O9 .1626 -.0253 .1262 O10 .1839 .7760 -.0516 O11 .2459 .1038 -.0141 O12 .1446 -.0163 .8443 O13 .0915 .4573 .1211 O14 .3410 .1299 .1257 O15 .3470 .0796 .8751