Figure 1. Scanning electron
micrographs of the (a)UiO-66(Zr)-NH2and (b)UiO-66(Zr/Ti)-NH2nanoparticles. (c) X-ray diffraction patterns of
UiO-66(Zr)-NH2 and UiO-66(Zr/Ti)-NH2.
(d) N2 adsorption–desorption isotherms of
UiO-66(Zr)-NH2 and UiO-66(Zr/Ti)-NH2.
(e) X-ray photoelectron spectroscopy (XPS) patterns of
UiO-66(Zr)-NH2 and UiO-66(Zr/Ti)-NH2.
(f) Ti 2p XPSspectra
of UiO-66(Zr/Ti)-NH2.