Mechanics of Solids

Finite deformation and strain tensors

In the theory of finite deformations, extension and rotations of line elements are unrestricted as to size. For an infinitesimal…

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Thermal strains

Temperature change can also cause strain. In an isotropic material the thermally induced extensional strains are equal in all directions,…

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Small-strain tensor

The small strains, or infinitesimal strains, εij are appropriate for situations with |∂uk/∂Xl|<< 1 for all k and l. Two…

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