Medium response to shear stress and quantified as proportionality between shear stress
and shear strain LaTeX Math Inline body --uriencoded--\tau_%7Bxy%7D
in a certain plane LaTeX Math Inline body --uriencoded--\epsilon_%7Bxy%7D
:LaTeX Math Inline body --uriencoded--\%7B xy \%7D
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G = \frac{\tau_{xy}}{\epsilon_{xy}} |
For isotropic materials it is related to Young modulus (E) and Poisson's ratio (ν) as:
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G_T = \frac{E}{3 \, (2 + \nu)} |
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