System: yttrium oxide (Y2O3)/aluminum oxide (Al2O3)/quartz (SiO2)
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| 1) yttrium oxide (Y2O3) |
| DECHEMA ID | 5923 |
| Formula | O3Y2 |
| Synonym | yttria |
| Synonym | diyttrium trioxide |
| Synonym | yttrium(III) oxide |
| Synonym | yttrium(3+) oxide |
| Synonym | yttrium trioxide |
| Synonym | yttrium sesquioxide |
| Synonym | yttrium oxide |
| InChi-Key | RUDFQVOCFDJEEF-UHFFFAOYSA-N |
| Registry No. | 1314-36-9 |
| 2) 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 |
| 3) quartz (SiO2) |
| DECHEMA ID | 9180 |
| Formula | O2Si |
| Synonym | aventurine |
| Synonym | Dioxosilane |
| Synonym | silicon dioxide |
| Synonym | quartz |
| InChi-Key | VYPSYNLAJGMNEJ-UHFFFAOYSA-N |
| Registry No. | 14808-60-7 |
Available physical property data:
| Property | Phase | No. of tables | No. of lines | Data |
| eutectic | - | 1 | 2 | View |
| fusion temperature | - | 1 | 2 | View |