Highly orderedmesoporousWO3/TiO2 (MWTs) compositematerialswithtunable
chemical compositionswereobtainedbyasurfactanttemplate-assistedevaporation-inducedself-
assembly (EISA)processes.ThestructurepropertiesoftheMWTmaterialswerecharacterizedby
small angleXRD,TEMandN2 sorption. Theresultantmaterialsshowedlargeamountofordered
mesopores andhighchemicalhomogeneity.Withincreasingcrystallinitydegree,theorderdegrees
of mesostructureturnedworsegradually.TheMWThybridsexhibitedexcellentvisiblelight
response duetotheadditionofWO3 with narrowbandgap.Photocatalyticperformancesofthe
MWT samplesweredeterminedbymeasuringthephoto-degradationofrhodamineBdyeand
phenol undersimulatedsolarlightirradiation.Theeffectofmaterialparameterssuchassurface
area, crystallinityandchemicalcompositionsinthebinaryheterostructuredsystemonphoto-
catalytic performancewerediscussedindetails.than pure
WO3. The analysis of the electrical properties of the nanocomposites showed that the response enhancement was not due to
doping effects, indicating a cooperative effect between the two materials oxide components.