Fig. 5: Photophysical and Electrochemical measurements.

a UV-vis absorption spectrum, b photoluminescence spectra (PL, excited at 375 nm), c photocurrent response and d electrochemical impedance spectroscopy (EIS) of the as-prepared samples.

a UV-vis absorption spectrum, b photoluminescence spectra (PL, excited at 375 nm), c photocurrent response and d electrochemical impedance spectroscopy (EIS) of the as-prepared samples.