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. 2016 May 12;9(5):362. doi: 10.3390/ma9050362

Figure 9.

Figure 9

SEM analysis of middle sections and cold joint surfaces of NSC and UHPC (aged for three days): (a) middle section of NSC; (b) middle section of UHPC; (c) cold joint surface of NSC; and (d) cold joint surface of UHPC.