Fig. 9 | Scientific Reports

Fig. 9

From: Alkali and sulfate effects on mechanical properties and microscopic mechanisms of slag and fly ash geopolymers

Fig. 9The alternative text for this image may have been generated using AI.

SEM images of gelling system at 2%, 6% and 10% Na2SO4 content. (25% CCS dosage). (a) CCS-Slag system (2% Na2SO4 content). (b) CCS-Slag system (6% Na2SO4 content). (c) CCS-Slag system (10% Na2SO4 content). (d) CCS-Slag + FA system (2% Na2SO4 content). (e) CCS-Slag + FA system (6% Na2SO4 content). (f) CCS-Slag + FA system (10% Na2SO4 content). (g) CCS-FA system (2% Na2SO4 content). (h) CCS-FA system (6% Na2SO4 content). (i) CCS-FA system (10% Na2SO4 content). (j) EDS mapping of point (1) (k) EDS mapping of point (2) (l) EDS mapping of point 3.

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