Abstract
WHILE working on a generalized theory on straining of amorphous or quasi-amorphous solids, it became clear that one could include the straining of viscous fluids by means of a suitable stress-strain parameter λ which I call a ‘coefficient of viscous extension' related to the ‘coefficient of viscous shear' usually called1 the coefficient of viscosity µ. In this communication only the flow strain component of a deformed substance2 is considered, so that the elastic and plastic components3 are neglected and, further, only isotropic substances are discussed.
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References
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SWAINGER, K. A Coefficient of Viscous Extension. Nature 161, 650–651 (1948). https://doi.org/10.1038/161650b0
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DOI: https://doi.org/10.1038/161650b0
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