Fig. 7From: Microstructure and Chloride Diffusion Properties of Hardened Fly Ash Cement Paste with Three-dimensional GrapheneSEM images of 0.1 wt% 3DG-fly ash cement paste: a–c Reaction degree of fly ash; d–i Combination of 3DG and hydration products; j–l Morphology of C–S–H.Back to article page