COL ICSD Collection Code 35348 DATE Recorded Dec 31, 1983 NAME Deuteriouranyl arsenate tetrakis(dideuteriohydrate) FORM (D U O2) (As O4) (D2 O)4 = D9 As O10 U TITL The Room-Temperature Structure of D U O2 As O5 * 4D2 O by Powder Neutron Diffraction REF Acta Crystallographica C (39,1983-) ACSCE 39 (1983) 159-162 AUT Fitch A N, Bernard˙L, Howe˙A˙T, Wright˙A˙F, Fender˙B˙E˙F CELL a=7.161 b=7.161 c=17.639 à=90.0 á=90.0 ç=90.0 V=904.7 Z=4 SGR P 4/n c c Z (130) - tetragonal CLAS 4/mmm (Hermann-Mauguin) - D4h (Schoenflies) PRS tP84 ANX ABX10 PARM Atom__No OxStat Wyck ---X--- ---Y--- ---Z--- -SOF- U 1 6.000 4c 1/4 1/4 0.0527 As 1 5.000 4b 3/4 1/4 0. O 1 -2.000 4c 1/4 1/4 0.1545 O 2 -2.000 4c 1/4 1/4 -0.0482 O 3 -2.000 16g 0.5681 0.2048 0.0573 O 4 -2.000 16g 0.1476 0.9977 0.3095 D 1 1.000 16g 0.3037 0.0404 0.3112 0.75 D 2 1.000 16g 0.5757 0.1283 0.3556 D 3 1.000 8f 0.4057 -0.4057 1/4 WYCK g2 c3 b ˙ TF Atom B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) U 1 0.6200 0.6200 1.0000 0.0000 0.0000 0.0000 As 1 0.3500 0.3500 1.7000 0.0000 0.0000 0.0000 O 1 1.8600 1.8600 1.4200 0.0000 0.0000 0.0000 O 2 2.0400 2.0400 1.2000 0.0000 0.0000 0.0000 O 3 0.5600 1.4800 2.0700 -0.0200 0.4100 0.4700 O 4 5.4000 9.8000 2.6000 -2.9000 0.8000 2.3000 D 1 15.3000 7.6000 2.7000 5.3000 0.9000 0.9000 D 2 5.7000 3.4000 3.0000 1.2000 -0.2000 0.2000 D 3 6.3000 6.3000 10.0000 1.8000 -3.8000 -3.8000 REM NDP (neutron diffraction from a powder) REM TEM 305 RVAL 0.070 TEST At least one temperature factor is implausible or meaningless but agrees with the value given in the paper. (Code 52)