An analysis of the orientational birefri
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Yue Zhao
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Article
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1992
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Elsevier Science
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English
โ 303 KB
A~traet--The orientational birefringence of poly(methyl methacrylate) (PMMA) was analysed using the Mooney-Rivlin equation. It is shown that its dependence on strain can be well described by this equation over more than three decades of time (in seconds). More interestingly, the B~ term (usually fou