Fig. 5: Photophysical properties for 3Abf-Ofn@PMMA.

a PXRD patterns of 3Abf-Ofn powder and 3Abf-Ofn@PMMA film. b PL emission spectra and (c) emission spectra mapping of 3Abf-Ofn@PMMA film under UV irradiation. d Emission spectra and of 3Abf-Ofn@PMMA film under different excitation wavelengths. e Photographs of light-induced fluorescence enhancement processes for 3Abf-Ofn@PMMA film. f UV-Vis spectra of 3Abf-Ofn@PMMA at different irradiation time.