Fig. 7From: The Influence of Nano-Fe3O4 on the Microstructure and Mechanical Properties of Cementitious CompositesIron distribution on the surface of the cement mortar containing different ratios of nano-Fe3O4 - 1 wt%(a); 2 wt%(b); 3 wt%(c); 4 wt%(d) and 5 wt%(e)Back to article page