AspectrumstudyofFe-dopedTiO2nano-particlespreparedbysol-gelmethod,MenglinLu,HongbinCui,FedopedTiO2nano-particleswerepreparedbysol-gelmethod.XRD,TEMandUV-Visdiffusereflectancespectrometrywereusedtocharacterizethestructure,morphologyandopticalp