Fig. 4From: Time dependence of Poisson’s effect in wood III: asymmetry of three-dimensional viscoelastic compliance matrix of Japanese cypressRate of increase in the viscoelastic Poisson’s ratio from the beginning of creep to after 24 h of creep. Comparison between two cases with the same loading direction. Error bars standard deviations. Asterisk significant difference (t test) at p < 0.05Back to article page