The paper presents a method to calculate the difference of principal stresses and strains in linear viscoelastic optically sensitive polymeric materials from a time-dependent fringe pattern. The governing equations are derived using the direct and inverse Laplace transforms
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Translated from Prikladnaya Mekhanika, Vol. 46, No. 8, pp. 117–122, August 2010.
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Zazimko, N.M., Malezhik, M.P. & Chernyshenko, I.S. Relationship between the mechanical and optical characteristics of photoviscoelastic polymeric materials under dynamic loading. Int Appl Mech 46, 950–954 (2011). https://doi.org/10.1007/s10778-011-0385-x
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DOI: https://doi.org/10.1007/s10778-011-0385-x