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. 2021 Aug 24;14(17):4777. doi: 10.3390/ma14174777

Figure 5.

Figure 5

SEM images of hardened (for 28 days) unitary and cement pasts after immersion in SBF for 14 days: (a,b) C1, (c,d) C2, (e,f) C1-BNC, and (g,h) C2-BNC. Reproduced with permission from [109]. Copyright 2017 Elsevier.