System: aluminum oxide (Al2O3)
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| 1) aluminum oxide (Al2O3) |
| DECHEMA ID | 6384 |
| Formula | Al2O3 |
| Synonym | γ-alumina |
| Synonym | α-alumina |
| Synonym | alumina |
| Synonym | aluminum trioxide |
| Synonym | α-aluminum oxide |
| Synonym | aluminium oxide |
| Synonym | aluminum oxide |
| Synonym | aluminium oxide (Al2O3) |
| Synonym | ruby |
| Synonym | sapphire |
| InChi-Key | TWNQGVIAIRXVLR-UHFFFAOYSA-N |
| Registry No. | 1344-28-1 |
Available physical property data:
| Property | Phase | No. of tables | No. of lines | Data |
| boiling temperature | - | 2 | 5 | View |
| dc solution conductance | - | 1 | 1 | View |
| density | - | 2 | 2 | View |
| density | solid | 2 | 2 | View |
| density | liquid | 4 | 72 | View |
| dielectric constant | - | 1 | 1 | View |
| enthalpy | solid | 12 | 132 | View |
| enthalpy (related to 0 K) | solid | 1 | 11 | View |
| enthalpy (related to 0 K) | solid(2) | 1 | 8 | View |
| enthalpy (related to 0 K) | solid(1) | 1 | 8 | View |
| enthalpy (related to 298 K) | solid | 8 | 82 | View |
| enthalpy function (-H(298)) | liquid | 1 | 39 | View |
| enthalpy of formation | liquid | 1 | 39 | View |
| enthalpy of formation | solid(2) | 2 | 2 | View |
| enthalpy of fusion | - | 1 | 1 | View |
| enthalpy of phase transition | - | 1 | 3 | View |
| entropy | liquid | 1 | 39 | View |
| entropy | solid | 1 | 14 | View |
| equilibrium constant of formation | liquid | 1 | 39 | View |
| free energy function (-E(298)) | liquid | 1 | 39 | View |
| free energy of formation | liquid | 1 | 39 | View |
| free enthalpy function (-H(0)) | solid | 1 | 14 | View |
| fusion pressure | - | 1 | 1 | View |
| fusion temperature | - | 3 | 3 | View |
| heat capacity | solid | 1 | 167 | View |
| heat capacity (cp) | liquid | 2 | 40 | View |
| heat capacity (cp) | solid(2) | 1 | 8 | View |
| heat capacity (cp) | solid | 55 | 2195 | View |
| heat capacity (cv) | solid | 1 | 39 | View |
| linear expansion coefficient | solid | 3 | 89 | View |
| melting point | - | 2 | 2 | View |
| molecular weight | - | 1 | 1 | View |
| sound velocity | liquid | 1 | 5 | View |
| surface tension | liquid | 4 | 26 | View |
| thermal conductivity | solid | 1 | 1 | View |
| vapor pressure | - | 5 | 23 | View |
| viscosity, dynamic | liquid | 4 | 23 | View |