Thermodynamic and X-ray studies of layered perovskite KCa2NaNb4O13 Knyazev, A.; Krasheninnikova, O.; Syrov, E.; Kyashkin, V.; Lelet, M.; Smirnova, N.; The Journal of Chemical Thermodynamics 2019, 138, 255-261
Data
P = 101.325 kPa
T (K) Sm (J mol-1 K-1)
5 0.0113
45 22.41
50 28.71
60 43.11
70 59.22
80 76.62
90 94.94
100 113.8
110 133.0
120 152.0
130 171.0
7 0.0188
140 189.8
150 208.4
160 226.8
170 245.0
180 262.9
190 280.4
200 297.7
210 314.6
220 331.2
230 347.4
10 0.0382
240 363.4
250 379.1
260 394.4
270 409.5
280 424.2
290 438.8
298.15 450.4
300 453.0
310 466.9
320 480.6
15 0.4839
330 494.0
340 507.0
345 513.5
20 1.796
25 4.172
30 7.482
35 11.71
40 16.74
48377; calcium niobium potassium sodium oxide (Ca2Nb4KNaO13); 08477