Effects of Nanoparticles on the Antipullout Strength between the Reinforcement and Cement Mortar

Figure 8

SEM images of cement mortar specimens with different blending proportions: (a) no additive, (b) 1.0% water-reducing agent, (c) 0.5%NS + 1.0% water-reducing agent, (d) 1.0%NS + 1.0% water-reducing agent, and (e) 1.5%NS + 1.0% water-reducing agent.

(a)

(b)

(c)

(d)

(e)