Fig. 3From: Influence of Ultraviolet/Ozonolysis Treatment of Nanocarbon Filler on the Electrical Resistivity of Epoxy CompositesConcentration dependence of electrical conductivity of polymer composite materials with GNP and GNP (UV/O3). Inset shows a scaling dependence (lg σ as a function of lg (ϕ − ϕ cr) for the determining parameters of Eq. (1). 1 The experimental curves; 2 the calculated curves according to Eq. (1)Back to article page