Portland cement hydration in the presence of two different aluminum-containing compounds, highly dispersed amorphous Al(OH) 3 and aqueous solution of aluminum hydroxosulfate Al(OH) 1.78 (SO 4 ) 0.61 , was studied by solid-state 27 Al and 29 Si NMR spectroscopy.
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Brykov et al. (2013) studied this question.
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