Research Article

Selective Removal of Perfluorooctanoic Acid Using Molecularly Imprinted Polymer-Modified TiO2 Nanotube Arrays

Figure 1

Surface-view FESEM images of (a) the unmodified TiO2 NTs and (b) surface modified TiO2 NTs by molecularly imprinted polymers (MIP-TiO2 NTs).
(a)
(b)