Fig. 5: Photocatalytic activity of flexible fibers.

a Nitrogen adsorption-desorption isotherms and b pore size distributions for PAA, PI, PI/TiO2 and the PI/TiO2/Ag flexible fibers. c Photodegradation curves for TC and d curves for Rh B, MB and MO photodegradation with the PI/TiO2/Ag-0.07 flexible microfibers under simulated sunlight