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Figure 2
VOI histograms of the electron densities for (a) neat PC paste, (b) PC–CC blend paste and (c) PC–FA blend paste, after five months of hydration. Air and water porosity regions are indicated. Corresponding component phases are assigned to the different peaks using the labelling system shown in Table 1[link].

IUCrJ
Volume 6| Part 3| May 2019| Pages 473-491
ISSN: 2052-2525
https://doi.org/10.1107/S2052252519003774