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. 2021 Oct 12;11:20191. doi: 10.1038/s41598-021-99678-y

Table 1.

Calculated textural parameters (specific surface area (SBET), pore volume (Vp) and pore diameter (d)) of prepared materials from N2 adsorption/desorption isotherms measured at 77 K.

Sample Surface area Pore volume Pore size
SBET Vp d
m2 g−1 cm3 g−1 nm
MCM-41 923 0.95 2.52
MCM-41-CA 638 0.52 2.35
MCM-41-NAP 19 0.04 –