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Silica modification of titania nanoparticles enhances photocatalytic production of reactive oxygen species without increasing toxicity potential in vitro
Simona Ortelli, 1 Anna L. Costa 1 , Pietro Matteucci, 2 Mark R. Miller, 3 Magda Blosi, 1 Davide Gardini, 1 Syed A. M. Tofail, 4 Lang Tran, 5 Domenica Tonelli, 2 Craig A. Poland 3
1  CNR-ISTEC
2  Department of Industrial Chemistry
3  Queen's Medical Research Institute
4  Department of Physics
5  Institute of Occupational Medicine

Published: 01 January 2018 by Royal Society of Chemistry (RSC) in RSC Advances
Royal Society of Chemistry (RSC), Volume 8; 10.1039/c8ra07374k
Abstract: Titania (TiO2) nanoparticles were surface modified using silica and citrate to implement a ‘safe-by-design’ approach for managing potential toxicity of titania nanoparticles by controlling surface redox reactivity.
Keywords: silica, toxicity, TiO2, Oxygen, photocatalytic, Titania Nanoparticles, redox, Citrate, designâ
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