19 Mud Shrinkage and Cracking Phenomenon Experimental …
397
a Crack initiation in opening mode - DIC in the final state of drying, w =
2.2%, t = 47 h of drying
b « Mechanical strains » ε
*
xx field and principal strain map
Fig. 19.14 ε xx DIC results using Vic-2D program; w 0 = 48%, T = 21 °C, controlled RH = 15%,
smooth support sample dimensions of 3 × 300 × 200 mm 3 (Ighil Ameur 2016). a Crack initiation
in opening mode—DIC in the final state of drying, w = 2.2%, t = 47 h of drying. b «Mechanical
strains» ε * xx field and principal strain map
397
a Crack initiation in opening mode - DIC in the final state of drying, w =
2.2%, t = 47 h of drying
b « Mechanical strains » ε
*
xx field and principal strain map
Fig. 19.14 ε xx DIC results using Vic-2D program; w 0 = 48%, T = 21 °C, controlled RH = 15%,
smooth support sample dimensions of 3 × 300 × 200 mm 3 (Ighil Ameur 2016). a Crack initiation
in opening mode—DIC in the final state of drying, w = 2.2%, t = 47 h of drying. b «Mechanical
strains» ε * xx field and principal strain map