Adsorption of Eu(III) on oMWCNTs: Effects of pH, Ionic Strength, Solid-Liquid Ratio and Water-Soluble Fullerene

Figure 1

The XPS of nanomaterials. (a) is the oMWCNTs C1s, (b) is oMWCNTs O1s, (c) is C₆₀(OH)_𝑛C1s, (d) is C₆₀(OH)_𝑛O1s, (e) is C₆₀(C(COOH)₂)_𝑛C1s, and (f) is C₆₀(C(COOH)₂)_𝑛O1s.

(a)

(b)

(c)

(d)

(e)

(f)