In the third stage (600–800 °C), when the temperature reaches about 750 °C, the mass curve also has an obvious trend of decline, and the DTG curve also has a peak, which corresponds to the decomposition process of CaCO 3 .
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Research on Shrinkage in Lithium Slag Geopolymer Mortar: Effects of Mix Proportions and a Shrinkage Prediction Model.
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The sentences
The proportion of macropores and micropores showed an increasing trend, and the proportion of mesopores increased significantly.