Study on Water Absorption and Thermal Conductivity of Tunnel Insulation Materials in a Cold Region under Freeze-Thaw Conditions

<div>Changes in water absorption and thermal conductivity of insulation materials under freeze-thaw cycles. (a) Water absorption rate. (b) Thermal conductivity.</div>

Advances in Materials Science and Engineering

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Figure 8

Figure 8: Study on Water Absorption and Thermal Conductivity of Tunnel Insulation Materials in a Cold Region under Freeze-Thaw Conditions 