Research Article

Microstructural Study of Hydration of C3S in the Presence of Calcium Nitrate Using Scanning Transmission X-Ray Microscopy (STXM)

Table 1

Specific surface area of C3S pastes with different hydration times (m2/g).

SampleC3S 3 dC3S 7 dC3S 28 dCN 3 dCN 7 dCN 28 d
BET area9.1611.2933.5215.8925.9538.52
Langmuir area12.9216.2647.1922.8837.5954.71