Question: Youngs modulus and Poissons ratio A cubic crystal is subject to tension in the [100] direction. Find expressions in terms of the elastic stiff nesses

Young’s modulus and Poisson’s ratio A cubic crystal is subject to tension in the [100] direction. Find expressions in terms of the elastic stiff nesses for Young’s modulus and Poisson’s ratio as defined in Fig. 21.

-l + 8 - Tension :- Sw w

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