Fig. 5From: Mössbauer and Raman characterization of iron-loaded woody charcoal: effects of Fe3+-dispersion in wood on reduction of Fe3+ and graphitization in carbonizationCT-dependence of iron species yield in Fe3-Y-1 charcoal samples. Orange open circle: high-spin Fe3+, blue open rhombus: Fe3C, green open square: α-Fe, magenta open triangle: γ-FeBack to article page