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. 2023 Dec 1;10(1):e23102. doi: 10.1016/j.heliyon.2023.e23102

Table 3.

Structural properties of silica-based organic hydrophilic aerogel samples.

Sample SCEA SCEB SCMA SCMB
Mean pore Diameter (nm) 7.7 21.8 10.6 21.7
Specific surface Area (cm2 g−1) 998 450 526 608
Total pore Volume (cm3 g−1) 1.9 2.4 1.6 3.5
Density (g cm−3) 0.050 0.047 0.042 0.039
Contact angle <90° <90° <90° <90°

SCEA, SCEB, SCMA, SCMB - Hydrophilic aerogels. SCEA – Precursor (TEOS) + Water + Solvent (Ethanol), pH 1; SCEB – Precursor (TEOS) + Water + Solvent (Ethanol), pH 8; SCMA – Precursor (TMOS) + Water + Solvent (Methanol), pH 1; SCMB – Precursor (TMOS) + Water + Solvent (Methanol), pH 8.