Table 1 Critical pore size, threshold pore size, and porosity of the samples

From: Nano-micro pore structure characteristics of carbon black and recycled carbon fiber reinforced alkali-activated materials

Sample ID

Critical pore diameter (nm)

Threshold pore diameter (nm)

Porosity (%)

dc

dth1

dth2

M

829

1580

40

17.22

M-CB4

226

815

108

14.33

M-CB8

183

890

25

11.70

M-BF84

551

957

119

11.50