Research on the Pore Evolution of Sandstone in Cold Regions under Freeze-Thaw Weathering Cycles Based on NMR

<div>The change in the pore connectivity parameters with the freeze-thaw weathering cycles (top and right axes associated with T2<sub>cutoff</sub>).</div>

Geofluids

fig8

Figure 8

Figure 8: Research on the Pore Evolution of Sandstone in Cold Regions under Freeze-Thaw Weathering Cycles Based on NMR 