An experimental calorimetric and a DFT + U study of the thermodynamic properties of Cs4UO24WO5W2O8O2 and Cs4[UO27WO53O3] Lelet, M.I.; Yakun'kova, M.L.; Kowalski, P.M.; Suleimanov, E.V.; Geiger, C.A.; Alekseev, E.V.; The Journal of Chemical Thermodynamics 2019, 139, 105873
Data
P = 101.325 kPa
T (K) Hm (kJ mol-1)
5 0.0026
50 4.68
60 6.96
70 9.63
80 12.6
90 16.0
100 19.6
110 23.5
120 27.6
130 32.0
140 36.6
10 0.036
150 41.5
160 46.5
170 51.7
180 57.0
190 62.6
200 68.2
210 74.1
220 80.0
230 86.1
240 92.3
15 0.157
250 98.6
260 105.1
270 111.6
273.15 113.7
280 118.3
290 125.0
298.15 130.6
300 131.9
310 138.8
320 145.9
20 0.406
25 0.805
30 1.35
35 2.02
40 2.8
45 3.68
48402; cesium tungsten uranium oxide (Cs4W3U4O23); 08481