In this paper, Fe
3
O
4
@SiO
2
core/shell magnetic nanostructure has been synthesized and
modified by N-(2-aminoethyl)-3-aminopropyltrimethoxysilane (AEAPTMS). Fe
3
O
4
@SiO
2
was used as a novel adsorbent for separation of hexachloroplatinic acid.X-ray diffraction
(XRD), scanning electron microscopy (SEM), and FT-IR technique were used to characterize
morphologies and surface te...