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CC=Collection Code: [AB2X4]=ANX Form: [cF56]=Pearson: [e d a]=Wyckoff Symbol: [Al2MgO4]=Structure Type:
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CC=66662 Help
TitleTechnetium arsenide Tc2 As3: A compound with a superstructure of Mo2 As3 attributed to differences in metalmetal bonding.
AuthorsJeitschko, W.;Dietrich, L.H.
ReferenceIC&volume=57&fpage=59&details=yes target=icsd_help>Journal of Solid State Chemistry (1985) 57, 59-67
Link XRef SCOPUS Google
CompoundAs3 Tc2 - Technetium(III) arsenide [A2X3] [aP20] [i10] []
Cell6.574(1), 6.632(1), 8.023(2), 95.69(1), 102.03(1), 104.31(2)
P1- (2) V=327.28
RemarksR=0.053000 : P =39-744 :
The coordinates are those given in the paper but the atomic distances do not agree with those calculated during testing.The coordinates are probably correct.
At least one temperature factor is implausible or meaningless but agrees with the value given in the paper.

Atom (site) Oxid. x, y, z, B, Occupancy
Tc1(2i)3
Tc2(2i)3
Tc3(2i)3
Tc4(2i)3
As1(2i)-2
As2(2i)-2
As3(2i)-2
As4(2i)-2
As5(2i)-2
As6(2i)-2
0.910.120.620.121
0.460.130.630.121
0.620.570.860.121
0.080.570.850.131
0.540.200.960.181
0.030.180.950.161
0.620.840.680.141
0.130.860.680.161
0.760.430.610.131
0.260.410.640.221

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