Note: Intro -- Preface -- Contents -- Contributors -- Chapter 1: Role of Nano-photocatalysis in Heavy Metal Detoxification -- 1.1 Introduction -- 1.2 Heavy Metals and Their Toxicological Effects -- 1.2.1 Cadmium -- 1.2.2 Chromium -- 1.2.3 Copper -- 1.2.4 Lead -- 1.2.5 Mercury -- 1.2.6 Nickel -- 1.2.7 Zinc -- 1.3 Overview of Photocatalysis -- 1.4 Mechanism of Photocatalysis -- 1.5 Types of Photocatalysis -- 1.5.1 Homogeneous Photocatalysis -- 1.5.2 Heterogeneous Photocatalysis -- 1.6 Overview and Mechanism of Nano-photocatalysis -- 1.7 Photocatalytic Nanoparticle Synthesis -- 1.7.1 Organic Synthesis -- 1.7.1.1 Plant Extracts Aqueous Solutions -- 1.7.1.2 Microorganisms -- 1.7.2 Chemical Synthesis -- 1.7.2.1 Sol-Gel Method -- 1.7.2.2 Hydrothermal Method -- 1.7.2.3 Polyol Synthesis -- 1.7.2.4 Precipitation Method -- 1.7.3 Physical Synthesis -- 1.7.3.1 Ball Milling -- 1.7.3.2 Melt Mixing -- 1.7.3.3 Physical Vapour Deposition (PVD) -- 1.7.3.4 Laser Ablation -- 1.7.3.5 Sputter Deposition -- 1.8 Mode of Operation on Nano-photocatalysis -- 1.9 Parameters Affecting the Photocatalytic Efficiency -- 1.9.1 Effect of pH of the Reaction Solution -- 1.9.2 Effect of Photocatalyst Concentration -- 1.9.3 Effect of Substrate Adsorption -- 1.9.4 Effect of Dissolved Oxygen -- 1.10 Application -- 1.10.1 Chromium -- 1.10.1.1 pH -- 1.10.1.2 Light Intensity -- 1.10.1.3 Photocatalyst Dosage -- 1.10.1.4 Presence of Organic Compounds -- 1.10.2 Mercury -- 1.10.3 Arsenic -- 1.10.4 Uranium -- 1.11 Disadvantages of Photocatalysis -- 1.12 Photocatalyst Modifications -- 1.12.1 Dye Sensitization -- 1.12.2 Ion Doping -- 1.12.3 Composite Semiconductor -- 1.13 Conclusion -- References -- Chapter 2: Solar Photocatalysis Applications to Antibiotic Degradation in Aquatic Systems -- 2.1 Introduction -- 2.2 Solar Photocatalysis Process. , 2.3 Solar Photocatalysis Treatment for Antibiotic Degradation -- 2.3.1 Trimethoprim -- 2.3.2 Sulfamethoxazole -- 2.3.3 Erythromycin -- 2.3.4 Ciprofloxacin -- 2.4 Conclusions -- References -- Chapter 3: Biomass-Based Photocatalysts for Environmental Applications -- 3.1 Introduction -- 3.2 Background of Biomass-Derived Carbon -- 3.2.1 Biochar -- 3.2.2 Activated Carbon (AC) -- 3.3 Synthesis Methods of Biomass-Derived Carbon -- 3.3.1 Pyrolysis -- 3.3.2 Hydrothermal Carbonization -- 3.3.3 Physical and Chemical Activation -- 3.4 Photocatalysts and Photocatalysis Reactions -- 3.5 Functionalized AC and Applications -- 3.5.1 Types of Functionalized AC -- 3.5.2 Functionalized AC Photocatalysts and Its Application -- 3.6 Future Challenges and Conclusions -- References -- Chapter 4: Application of Bismuth-Based Photocatalysts in Environmental Protection -- 4.1 Introduction -- 4.2 Photocatalytic Oxidation of Pharmaceuticals in Water -- 4.2.1 Tetracycline -- 4.2.2 Ciprofloxacin and Other Antibiotics -- 4.2.3 Carbamazepine -- 4.2.4 Ibuprofen and Diclofenac -- 4.2.5 Other Pharmaceuticals -- 4.3 Photocatalytic Oxidation of Industrial Micropollutants -- 4.3.1 Bisphenol A -- 4.3.2 Oxidation of Other Industrial Pollutants -- 4.4 Oxidation of the Indoor Air Pollutant NOx -- 4.5 Photocatalytic Reduction of Pollutants in Water and Air -- 4.5.1 Reduction of Cr(VI) in Water -- 4.5.2 Reduction of CO2 in Air -- 4.6 Water Splitting -- 4.7 Conclusions -- References -- Chapter 5: Phosphors-Based Photocatalysts for Wastewater Treatment -- 5.1 Introduction -- 5.2 Phosphor Materials: A Historical Background -- 5.3 Inorganic Phosphors in Photocatalysis -- 5.3.1 Types of Inorganic Phosphor Materials -- 5.3.2 Down-Conversion Phosphors in Photocatalysis -- 5.3.3 Up-Conversion Phosphors in Photocatalysis -- 5.3.4 Long-Persistent Phosphors in Photocatalysis. , 5.4 Organic Up-Conversion Phosphors in Photocatalysis -- References -- Chapter 6: Nanocarbons-Supported and Polymers-Supported Titanium Dioxide Nanostructures as Efficient Photocatalysts for Remedi... -- 6.1 Introduction -- 6.1.1 Heterogeneous Semiconductor Photocatalysis -- 6.1.2 Potential TiO2-Based Photocatalysts -- 6.1.3 Limitations of the Fine Powder Form of TiO2-Based Photocatalysts -- 6.1.3.1 Comparison of Synthesis Methods -- 6.1.3.2 Improvements in TiO2 Performance by Structural Change, Doping, and Hybridization -- 6.2 TiO2 Photocatalysts with Polymer-Based Hybrid Photocatalysts for Wastewater Treatment -- 6.2.1 Need for Immobilization of TiO2-Based Photocatalysts -- 6.2.1.1 Features of a Stable Substrate, and Available Substrates -- 6.2.1.2 Comparison of Polymeric Supports for Wastewater Treatment -- 6.3 TiO2 Photocatalysts Supported with Nanocarbons for Wastewater Treatment -- 6.3.1 TiO2-Functionalized Nanocarbon-Based Photocatalysts -- 6.3.1.1 Potential Photocatalytic Improvements with Carbon Nanostructures for Wastewater Treatment -- 6.4 Conclusions and Future Outlook -- References -- Chapter 7: Investigation in Sono-photocatalysis Process Using Doped Catalyst and Ferrite Nanoparticles for Wastewater Treatment -- 7.1 Introduction -- 7.2 Dependency of Catalytic Activity -- 7.2.1 Size-Dependent Catalytic Activity -- 7.2.2 Shape-Dependent Catalytic Effect -- 7.2.3 Interparticle Distance-Dependent Catalytic Effect -- 7.2.4 Support Interaction and Charge Transfer-Dependent Reactivity -- 7.3 Type of Nanoparticles -- 7.3.1 Non-metallic Nanoparticles -- 7.3.2 Metallic Nanoparticles -- 7.3.3 Semiconductor Nanoparticles -- 7.3.4 Ceramic Nanoparticles -- 7.3.5 Polymer Nanoparticles -- 7.3.6 Lipid-Based Nanoparticles -- 7.4 Types of Nanoparticles Based on Structure -- 7.5 Synthesis and Applications -- 7.5.1 Discussions -- 7.6 Synergetic Effect. , 7.7 Conclusion and Overview -- References -- Chapter 8: Magnetic-Based Photocatalyst for Antibacterial Application and Catalytic Performance -- 8.1 Introduction -- 8.2 Magnetic-Based Photocatalysts in Inactivation of the Microorganism -- 8.3 Factors Affecting the Photocatalytic Bacterial Inactivation -- 8.3.1 Effect of Magnetic-Based Photocatalyst Concentration and Light Intensity -- 8.3.2 Nature of Microorganism -- 8.3.3 Solution pH of Magnetic-Based Photocatalyst Suspension -- 8.3.4 Initial Bacterial Concentration -- 8.3.5 Physiological State of Bacteria -- 8.4 Proposed Mechanism for Bacteria Disinfection by the Magnetic-Based Photocatalyst -- 8.5 Using Magnetic-Based Catalyst in Photocatalytic Abatement of Organics -- 8.6 Photocatalysis for the Simultaneous Treatment of Bacteria and Organics -- 8.7 Conclusion and Future Prospects -- References -- Chapter 9: Antimicrobial Activities of Photocatalysts for Water Disinfection -- 9.1 Introduction -- 9.2 Mechanisms of Photocatalytic Disinfection -- 9.3 Pure and Modified Photocatalysts -- 9.4 Photocatalytic Films and Biofilms -- 9.5 Photocatalytic Composites and Nanocomposites -- 9.6 Materials with Antimicrobial Activity in the Absence of Light -- 9.7 Case Study: Application of Supported Photocatalysts in Disinfection of Whey-Processing Water -- 9.8 Final Considerations -- References -- Chapter 10: Medicinal Applications of Photocatalysts -- 10.1 Introduction -- 10.1.1 Background -- 10.2 Antifungal Activity -- 10.3 Virucidal Activity -- 10.4 Antimicrobial Activity -- 10.5 Anticancer Activity -- 10.6 Conclusion -- References -- Index.