Research Article
Synthesis of Monolithic Fe2O3-Al2O3 Composite Aerogels via Organic Solvent Sublimation Drying
Table 1
Pore structure parameters of alumina aerogels doped with various amounts of Fe2O3.
| | Samples | BET (m2⋅g−1) | Pore volume (cm3⋅g−1) | Average pore diameter (nm) |
| | Al2O3 | 413.46 | 1.3562 | 11.7480 |
| Fe2O3-Al2O3
mol(Fe) : mol(Al) | 1 : 10 | 404.92 | 0.9007 | 8.8982 | | 1 : 6 | 408.27 | 0.8189 | 8.0231 | | 1 : 4 | 419.45 | 0.8025 | 7.6527 | | 1 : 2 | 545.66 | 0.7229 | 3.6885 | | 3 : 5 | 471.15 | 0.7059 | 4.3027 | | 7 : 10 | 429.89 | 0.7357 | 5.1163 | | 4 : 5 | 418.94 | 0.7620 | 5.2160 | | 1 : 1 | 376.07 | 0.6798 | 5.4163 |
| | Fe2O3 | 317.75 | 0.1891 | 2.3807 |
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