Ag2S and Bi2S3 nanoparticles were deposited on the surface of TiO2 nanotubes.
The influences of Ag2S and Sb2S3 nanoparticles on the photoelectrochemical properties were investigated.
TiO2 NTs/Ag2S-Bi2S3 exhibited excellent photoelectrocatalytic removal of MO, RhB and Cr(VI).