(1) | E = E_0 \cdot \left( 1- \frac{\phi}{\phi_c} \right)^f |
where
E_0 | Young modulus of solid material | |
\phi | porosity | usually \phi \in 0 \div 0.4 |
\phi_c | critical porosity | usually \phi_c \approx 1 |
f | characteristic exponent | usually f \in 1.1 \div 1.7 |
See Also
Physics / Mechanics / Continuum mechanics / Young modulus (E)
[ Porosity ]
Reference
1. K. K. PHANI andS. K. NIYOGI, J. Mater. Sci. 22 (1987) 257.