Experimental Study on the Microstructure and Expansion Characteristics of Paleosol Based on Spectral Scanning

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left">Magnet type</td><td class="align_center">Magnetic field intensity</td><td class="align_center">Main frequency of instrument (MHz)</td><td class="align_center">Diameter of probe coil (mm)</td><td class="align_center">Variable temperature range</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">Permanent magnet</td><td class="align_center">0.3 ± 0.05 T</td><td class="align_center">12</td><td class="align_center">10</td><td class="align_center">−30°C–40°C</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Journal of Spectroscopy

tab3

Table 3

Table 3: Experimental Study on the Microstructure and Expansion Characteristics of Paleosol Based on Spectral Scanning 