Influence of Recycled Glass on Strength Development of Alkali-Activated High-Calcium Fly Ash Mortar

Figure 4

SEM images of a 28-day-cured AAFA: (a) FA-0RG, (b) FA-25RG, (c) FA-50RG, (d) FA-75RG, and (e) FA-100RG.

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(b)

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(e)