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  • Third and fourth-order elasticity of biological soft tissues 

    Destrade, Michel; Gilchrist, Michael D. (Acoustical Society of America, 2010-01-24)
    In the theory of weakly nonlinear elasticity, Hamilton et al. [J. Acoust. Soc. Am. 116, 41-44 (2004)] identified W = -I2+(A/3)I3+DI22 as the fourth-order expansion of the strain-energy density for incompressible isotropic ...