Effect of Limestone Powder on Thaumasite Form of Sulfate Attack (TSA) of Cement-Based Materials

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_center" colspan="2">Thaumasite</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">FTIR</td><td class="align_center">Raman</td></tr><tr><td class="align_left">1650</td><td class="align_center">—</td></tr><tr><td class="align_left">1400</td><td class="align_center">—</td></tr><tr><td class="align_left">1100</td><td class="align_center">1076</td></tr><tr><td class="align_left">940, 920</td><td class="align_center">Characteristic peak: 990</td></tr><tr><td class="align_left">887</td><td class="align_center">—</td></tr><tr><td class="align_left">Characteristic peak: 750</td><td class="align_center">Characteristic peak: 658</td></tr><tr><td class="align_left">673</td><td class="align_center" rowspan="2">—</td></tr><tr><td class="align_left">590</td></tr><tr><td class="align_left" colspan="2"><hr/></td></tr><tr><td class="align_left">Characteristic peak: 500</td><td class="align_center">479, 453, 417</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>The vibrational spectra and band assignment of thaumasite [<a href="/journals/ace/2021/2279385/#B21" target="_blank">21</a>].</div>

Advances in Civil Engineering

tab4

Table 4

Table 4: Effect of Limestone Powder on Thaumasite Form of Sulfate Attack (TSA) of Cement-Based Materials 