MoS2/Cu/TiO2 nanoparticles: synthesis, characterization and effect on photocatalytic decomposition of methylene blue in water under visible light - Santos D.; Chahid S.; Alcántara R.; Navas J.; Aguilar T.; Gallardo J.; Gómez-Villarejo R.; Carrillo-Berdugo I.; Fernández-Lorenzo C. (WATER SCIENCE AND TECHNOLOGY, 2018)