Research Article

Low Temperature Synthesis of Belite Cement Based on Silica Fume and Lime

Figure 12

SEM micrographs of mixture of silica fume and lime hydrothermally treated at 150°C for (a) 2 hours without BaCl2, (b) 2 hours with BaCl2, (c) 5 hours without BaCl2, and (d) 5 hours with BaCl2.
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