Zhu, L.; Meng, Z.-D.; Park, C.-Y.; Choi, J.-G.; Ghosh, T.; Oh, W.-C. Nanosized NiS2-Photosensitized TiO2 Coating on Multi-Walled Carbon Nanotubes With Higher Visible Light Photocatalytic Activity. ajc 2012, 24, 4191-4196.