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 enthalpy
- Methodology: Relaxation calorimetry, quantum design PPMS
- Phase(s): Crystal
- Substances:
Data
| T (K) | Hm (kJ mol-1) |
| 1 | 3.16e-07 |
| 10 | 0.00246 |
| 11 | 0.00382 |
| 12 | 0.00566 |
| 13 | 0.00808 |
| 14 | 0.0112 |
| 15 | 0.0149 |
| 16 | 0.0195 |
| 17 | 0.0249 |
| 18 | 0.0313 |
| 19 | 0.0386 |
| 2 | 2.81e-06 |
| 20 | 0.0469 |
| 25 | 0.105 |
| 30 | 0.195 |
| 35 | 0.318 |
| 40 | 0.476 |
| 45 | 0.669 |
| 50 | 0.895 |
| 55 | 1.15 |
| 60 | 1.44 |
| 65 | 1.76 |
| 3 | 1.27e-05 |
| 70 | 2.11 |
| 75 | 2.48 |
| 80 | 2.89 |
| 85 | 3.32 |
| 90 | 3.78 |
| 95 | 4.27 |
| 100 | 4.78 |
| 110 | 5.87 |
| 120 | 7.06 |
| 130 | 8.33 |
| 4 | 4.05e-05 |
| 140 | 9.67 |
| 150 | 11.1 |
| 160 | 12.59 |
| 170 | 14.15 |
| 180 | 15.78 |
| 190 | 17.47 |
| 200 | 19.21 |
| 210 | 21.02 |
| 220 | 22.87 |
| 230 | 24.78 |
| 5 | 0.000105 |
| 240 | 26.74 |
| 250 | 28.74 |
| 260 | 30.79 |
| 270 | 32.88 |
| 273.15 | 33.54 |
| 280 | 35.01 |
| 290 | 37.17 |
| 298.15 | 38.95 |
| 300 | 39.36 |
| 6 | 0.000234 |
| 7 | 0.00047 |
| 8 | 0.00087 |
| 9 | 0.00151 |
29637; barium titanium silicate (Ba2Si2TiO8); 05929