FOTOCATALISIS HETEROGENEA 6 HETEROGENEOUS PHOTOCATALYSIS 6 PHOTOCHEMICAL PROCESSES 6 PROCESOS FOTOQUIMICOS TIO2 6 ACIDO CITRICO 3 ACOPLAMIENTO DE REACTORES EN FASE LIQUIDA Y GASEOSA 3 AMBIENT PRESSURE XPS (APXPS) 3 AS (0) 3 AS (III) 3 AS (V) 3 ASH3 3 CITRIC ACID 3 COMPUESTOS ORGANICOS VOLATILES (COVS) 3 CONDUCTIVIDAD DE MICROONDAS RESUELTA EN EL TIEMPO (TRMC) 3 CONTAMINACION AMBIENTAL 3 CR(VI) 3 ENVIRONMENTAL CONTAMINATION 3 ESPECTROSCOPIA MOSSBAUER 3 LIQUID AND GAS PHASE REACTORS COUPLING 3 MOSSBAUER SPECTROSCOPY 3 NANOPARTICLES OF MAGNETITE 3 NANOPARTICULAS DE FE CEROVALENTE 3 NANOPARTICULAS DE FE CEROVALENTE (NZVI) 3 NANOPARTICULAS DE MAGNETITA 3 NITRATE 3 NITRATO 3 NITROGEN OXIDES (NOX) 3 OXIDOS DE NITROGENO (NOX) 3 TIME RESOLVED MICROWAVE CONDUCTIVITY (TRMC) 3