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2025
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| Online-Zugang: | https://doi.org/10.3390/ijms262110593 |
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| _version_ | 1866901317097619456 |
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| author | Sredojevic, Dusan |
| author_facet | Sredojevic, Dusan |
| contents | <p>Photocatalytic pathogen inactivation is gaining increasing importance due to the rising<br>number of microbial species resistant to conventional antibacterial agents. Titanium dioxide<br>(TiO2)-based photocatalysts have emerged as a promising solution, being not only<br>potent antibacterial agents but also environmentally friendly and capable of simultaneously<br>degrading organic pollutants. This review summarizes recent advances in the antibacterial<br>performance of different TiO2 modifications, including commercial nanopowders,<br>nanoparticles with various morphologies, thin films, composites, and polymer-supported<br>nanostructures, all primarily activated under UV light. Given the limited ability of pristine<br>TiO2 to harvest solar radiation, we also highlight the most recent strategies for designing<br>visible-light-responsive TiO2, such as doping, incorporation of plasmonic metal nanoparticles,<br>formation of heterostructures, and interfacial charge transfer complexes. In addition,<br>we discuss the fundamental structural features of TiO2, the mechanisms of reactive oxygen<br>species (ROS) generation involved in bacterial inactivation, and kinetic models describing<br>antibacterial efficiency. These insights aim to advance the understanding and development<br>of eco-friendly, cost-effective, and sustainable photocatalytic disinfection technologies.</p> |
| format | Recurso digital |
| id | zenodo_https___doi_org_10_3390_ijms262110593 |
| institution | Zenodo |
| language | |
| publishDate | 2025 |
| publisher | Zenodo |
| record_format | zenodo |
| spellingShingle | Application of TiO2 in Photocatalytic Bacterial Inactivation: Review Sredojevic, Dusan <p>Photocatalytic pathogen inactivation is gaining increasing importance due to the rising<br>number of microbial species resistant to conventional antibacterial agents. Titanium dioxide<br>(TiO2)-based photocatalysts have emerged as a promising solution, being not only<br>potent antibacterial agents but also environmentally friendly and capable of simultaneously<br>degrading organic pollutants. This review summarizes recent advances in the antibacterial<br>performance of different TiO2 modifications, including commercial nanopowders,<br>nanoparticles with various morphologies, thin films, composites, and polymer-supported<br>nanostructures, all primarily activated under UV light. Given the limited ability of pristine<br>TiO2 to harvest solar radiation, we also highlight the most recent strategies for designing<br>visible-light-responsive TiO2, such as doping, incorporation of plasmonic metal nanoparticles,<br>formation of heterostructures, and interfacial charge transfer complexes. In addition,<br>we discuss the fundamental structural features of TiO2, the mechanisms of reactive oxygen<br>species (ROS) generation involved in bacterial inactivation, and kinetic models describing<br>antibacterial efficiency. These insights aim to advance the understanding and development<br>of eco-friendly, cost-effective, and sustainable photocatalytic disinfection technologies.</p> |
| title | Application of TiO2 in Photocatalytic Bacterial Inactivation: Review |
| url | https://doi.org/10.3390/ijms262110593 |