Hashin Shtrikman moduli
Description
The equations are from Peselnick and Meister 1965 through Watt and Peselnick 1980 which are based on Hashin and Shtrikman 1963 JMB 8/2013
Syntax
Input
C | stiffnessTensor |
Ko | bulk modulus of the reference isotropic material |
Go | shear modulus of the reference isotropic material |
Output
khs | Hashin Shtrikman bulk modulus |
ghs | Hashin Shtrikman shear modulus |
def | +1 positive definite, -1 for negative definite R |