Issue 51

S. Merdaci et alii, Frattura ed Integrità Strutturale, 51 (2020) 199-214; DOI: 10.3221/IGF-ESIS.51.16 208 Figure 3: Displacement variation as a function of the power index P and the porosity factor α=0 of sandwich plate FGM. Figure 4: Displacement variation w as a function of the power index P and the different porosity factor α of sandwich plate FGM Figure 5: Dimensionless displacement variation as a function of the thickness ratio a/h for the different values of porosity coefficient for plate sandwich FGM.