Abstract
The Paper describes a ready method of determining the stress-optical coefficients, the Hilger interferometer being employed. Young's modulus of elasticity and Poisson's ratio are determinable simultaneously.
The Determination of Poisson's Ratio and of the Absolute Stress-variation of Refractive Index
F Twyman and J W Perry
Published under licence by IOP Publishing Ltd
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Citation F Twyman and J W Perry 1921 Proc. Phys. Soc. London 34 151
DOI 10.1088/1478-7814/34/1/331
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