Porous concrete

Porous concrete thermally treated

Silica gel

Silica gel

thermally treated

BET surface area [m²・g⁻¹]

260

230

290

275

V_{pore N2} [cm³・g⁻¹]^*

0.44

0.42

0.80

0.78

V_{pore total} [cm³・g⁻¹]^**

2.61

2.46

0.86

0.80