Sample

Average diameter, nm

Specific surface, m²×g⁻¹.

∆S (m²×g⁻¹.)

Outer (D)

Inner (d)

Expected ( $S_{sp}^m$ )

Experimental

( ${S^{\prime }}_{sp}$ )

FC

32.6

13.9

55.4

86.0

30.6

CNT

34.5

9.0

139.0

173.0

34.0