Fig. 3: MIP test curves of representative samples and comparison of the obtained porosities and characteristic pore sizes. | npj Materials Sustainability

Fig. 3: MIP test curves of representative samples and comparison of the obtained porosities and characteristic pore sizes.

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

Fig. 3

a Pore size distribution cumulative volume curves at 28 days of AAS mortars tested; b total porosity and segmented porosities corresponding to different pore size ranges; c mercury intrusion differential curve and critical pore size of the samples; d the critical pore diameter and porosity change curve of the samples with the addition of CB and rCF; e determine the threshold diameter using the tangent method based on the mercury intrusion curve; f the threshold pore size corresponding to different pore size ranges for different samples.

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