Low temperature heat capacity study of Ba2TiSi2O8 and Sr2TiSi2O8 Shi, Q.; Park, T.J.; Schliesser, J.; Navrotsky, A.; Woodfield, B.F.; The Journal of Chemical Thermodynamics 2014, 72, 77-84
- Journal: The Journal of Chemical Thermodynamics
- Sample Quantity(ies): Molar entropy
- Methodology: Relaxation calorimetry, quantum design PPMS
- Phase(s): Crystal
- Substances:
Data
| T (K) | Sm (J mol-1 K-1) |
| 1 | 0.000551 |
| 10 | 0.315 |
| 11 | 0.444 |
| 12 | 0.605 |
| 13 | 0.798 |
| 14 | 1.03 |
| 15 | 1.29 |
| 16 | 1.58 |
| 17 | 1.91 |
| 18 | 2.27 |
| 19 | 2.67 |
| 2 | 0.00213 |
| 20 | 3.09 |
| 25 | 5.67 |
| 30 | 8.92 |
| 35 | 12.71 |
| 40 | 16.92 |
| 45 | 21.45 |
| 50 | 26.21 |
| 55 | 31.11 |
| 60 | 36.12 |
| 65 | 41.2 |
| 3 | 0.00598 |
| 70 | 46.34 |
| 75 | 51.54 |
| 80 | 56.78 |
| 85 | 62.03 |
| 90 | 67.29 |
| 95 | 72.55 |
| 100 | 77.8 |
| 110 | 88.22 |
| 120 | 98.52 |
| 130 | 108.67 |
| 4 | 0.0138 |
| 140 | 118.65 |
| 150 | 128.47 |
| 160 | 138.1 |
| 170 | 147.57 |
| 180 | 156.86 |
| 190 | 165.98 |
| 200 | 174.94 |
| 210 | 183.74 |
| 220 | 192.38 |
| 230 | 200.86 |
| 5 | 0.0279 |
| 240 | 209.19 |
| 250 | 217.37 |
| 260 | 225.4 |
| 270 | 233.28 |
| 273.15 | 235.73 |
| 280 | 241.02 |
| 290 | 248.6 |
| 298.15 | 254.67 |
| 300 | 256.04 |
| 6 | 0.0512 |
| 7 | 0.0874 |
| 8 | 0.141 |
| 9 | 0.215 |
29637; barium titanium silicate (Ba2Si2TiO8); 05929