Using SEM-EDX and ICP-OES to Investigate the Elemental Composition of Green Macroalga Vaucheria sessilis

Figure 3

(a) A picture of the surface of Vaucheria sessilis enriched with Cu(II) ions; bottom picture of surface (b) and cross section (b′) of macroalga; mapping of all elements on the surface (c) and in the cross section (c′); mapping of Cu(II) ions on the surface (d) and in the cross section (d′) (C—green, O—dark blue, Na—bright blue, Al—yellow, P—pink, Cu—red, and Si—purple).