Figure 5

Adsorption study. Ion adsorption (qe) and adsorption efficiency (REM %) measurements. (a) Adsorption graph of Gd3+ ions on PDA/HA-NPs, and (b) Gadolinium ion adsorption efficiency of PDA/HA-NPs.

Adsorption study. Ion adsorption (qe) and adsorption efficiency (REM %) measurements. (a) Adsorption graph of Gd3+ ions on PDA/HA-NPs, and (b) Gadolinium ion adsorption efficiency of PDA/HA-NPs.