Figure 6

(a) PL spectra and (b) μ-TRPL spectrum of pristine TiO2-650 NFs and H:TiO2-650 NFs excited by 375 nm picosecond pulse laser.

(a) PL spectra and (b) μ-TRPL spectrum of pristine TiO2-650 NFs and H:TiO2-650 NFs excited by 375 nm picosecond pulse laser.