Figure 2

(a) Ti 2p core-level XPS spectra of LTO-O, LTO-R and Mo-LTO-R. (b) Mo 3 d XPS spectrum of Mo-LTO-R. (c) EPR signals of the three materials.
(a) Ti 2p core-level XPS spectra of LTO-O, LTO-R and Mo-LTO-R. (b) Mo 3 d XPS spectrum of Mo-LTO-R. (c) EPR signals of the three materials.