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Abstract Poisson’s ratio is defined as 1 % MathType!MTEF!2!1!+- % feaagCart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn % hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr % 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq-Jc9 % vqaqpepm0xbba9pwe9Q8fs0-yqaqpepae9pg0FirpepeKkFr0xfr-x % fr-xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaGaamODamaaBa % aaleaacaWG4bGaamyEaaqabaGccqGH9aqpdaWcaaqaaiabgkHiTiab % ew7aLnaaBaaaleaacaWG5baabeaaaOqaaiabew7aLnaaBaaaleaaca % WG4baabeaaaaaaaa!40CE! $${v_{xy}} = \frac{{ - {\varepsilon _y}}}{{{\varepsilon _x}}}$$ Where ε Y is the transverse strain resulting from an applied longitudinal strain ε x . The minus sign is included so that v xy is positive for most materials since, under tension, most materials contract laterally and vice versa (see Manipulation of Poisson’s Ratio where negative Poisson’s ratio, or auxetic, materials are described).
Abstract Poisson’s ratio is defined as 1 % MathType!MTEF!2!1!+- % feaagCart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn % hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr % 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq-Jc9 % vqaqpepm0xbba9pwe9Q8fs0-yqaqpepae9pg0FirpepeKkFr0xfr-x % fr-xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaGaamODamaaBa % aaleaacaWG4bGaamyEaaqabaGccqGH9aqpdaWcaaqaaiabgkHiTiab % ew7aLnaaBaaaleaacaWG5baabeaaaOqaaiabew7aLnaaBaaaleaaca % WG4baabeaaaaaaaa!40CE! $${v_{xy}} = \frac{{ - {\varepsilon _y}}}{{{\varepsilon _x}}}$$ Where ε Y is the transverse strain resulting from an applied longitudinal strain ε x . The minus sign is included so that v xy is positive for most materials since, under tension, most materials contract laterally and vice versa (see Manipulation of Poisson’s Ratio where negative Poisson’s ratio, or auxetic, materials are described).
Measurement of Poisson’s Ratio
Evans, K. E. (author)
1999-01-01
3 pages
Article/Chapter (Book)
Electronic Resource
English
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