Calculation of Poisson's Ratio of Glasses

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Poisson's ratio, µ, may be determined from Young's modulus, E, and the shear modulus, G, by the equation µ = E / (2·G) - 1.


Influences of selected glass component additions on Poisson's ratio of a specific base glass (click image to enlarge)
Influences of selected glass component additions on Poisson's ratio of a specific base glass, calculated from the Young's modulus and the shear modulus. The diagram will change non-linearly for other base glasses. (click image to enlarge)