Note: Front Cover -- Metal-Chalcogenide Nanocomposites -- Copyright Page -- Contents -- List of contributors -- About the editors -- Preface -- 1 Chalcogenides and their nanocomposites: fundamental, properties and applications -- 1.1 Introduction -- 1.1.1 Thin film-based supercapacitor -- 1.1.1.1 Thin film-based perovskite solar cells -- 1.2 Metal chalcogenide thin film-based solar cells -- 1.3 Antibacterial applications of thin films -- 1.4 Future perspective/outlook -- 1.5 Conclusion -- Acknowledgment -- References -- 2 Chalcogenides and their nanocomposites in environmental remediation -- 2.1 Introduction -- 2.2 Experimental -- 2.2.1 Hydrothermal method -- 2.2.2 Sonication method -- 2.2.3 Microemulsion method -- 2.2.4 Solvothermal method -- 2.2.5 Sol-gel method -- 2.3 Results and discussion -- 2.3.1 Sulfides (S) chalcogenides -- 2.3.2 Selenide (Se) chalcogenides -- 2.3.3 Tellurides (Te) chalcogenides -- 2.3.4 CO2 reduction -- 2.3.5 Heavy metal removal -- 2.4 Conclusion and future perspectives -- References -- 3 Chalcogenides and their nanocomposites in photocatalytic reactions -- 3.1 Introduction -- 3.2 Chalcogenides for the photocatalytic hydrogen evolution -- 3.2.1 General synthesis approaches of chalcogenides -- 3.2.2 Chalcogenides and their photocatalytic activities -- 3.2.2.1 Molybdenum-based chalcogenides -- 3.2.2.2 Zinc based chalcogenides -- 3.2.2.3 Copper based chalcogenides -- 3.2.2.4 Vanadium based chalcogenides -- 3.2.2.5 Cadmium based chalcogenides -- 3.2.2.6 Tin based chalcogenides -- 3.2.2.7 Titanium-based chalcogenides -- 3.3 Conclusions and perspectives -- References -- 4 Metal chalcogenides and their nanocomposites in water purification systems -- 4.1 Introduction -- 4.1.1 Background of chalcogenides -- 4.1.1.1 Methods of preparation -- Solvothermal method -- Electrospinning method -- Coprecipitation method. , 4.2 Removal of synthetic dyes using metal chalcogenide nanocomposites -- 4.3 Removal of toxic heavy metal ions using metal chalcogenides nanocomposites -- 4.4 Removal of residual antibiotics using metal chalcogenides nanocomposites -- 4.5 Future perspective/outlook -- 4.6 Conclusion -- References -- 5 Metal chalcogenides and their nanocomposites in industrial effluents treatments -- 5.1 Introduction -- 5.2 Role of metal chalcogenides -- 5.3 Conclusion -- References -- 6 Heterostructured transition metal chalcogenides photocatalysts for organic contaminants degradation -- 6.1 Introduction -- 6.2 Methods for wastewater treatment -- 6.2.1 Homogeneous photocatalysis -- 6.2.2 Heterogeneous photocatalysis -- 6.3 Transition metal chalcogenides -- 6.4 Synthesis methodologies -- 6.4.1 Hot-Plate method -- 6.4.2 One-pot heat-up method -- 6.4.3 Hydro/solvothermal method -- 6.4.4 Electrospinning -- 6.4.5 Sonochemical -- 6.5 Characterizations -- 6.6 TMCs as heterogeneous photocatalysts -- 6.7 Application for photocatalytic degradation of organic pollutants -- 6.7.1 Dyes -- 6.7.2 Pesticides and endocrine disruptors -- 6.7.3 Pharmaceuticals -- 6.8 Conclusion -- References -- 7 Chalcogenides and their nanocomposites in heavy metal decontamination -- 7.1 Introduction -- 7.2 Traditional heavy metal treatment -- 7.2.1 Ion exchange methods -- 7.2.2 Adsorption methods -- 7.3 Photocatalytic heavy metal treatment -- 7.4 Conclusion and future perspectives -- Acknowledgments -- Declaration of competing interest -- References -- 8 Chalcogenides and their nanocomposites in oxygen reduction -- 8.1 Introduction -- 8.2 Molybdenum based electrocatalysts -- 8.3 Ruthenium based electrocatalysts -- 8.4 Cobalt based chalcogenides -- 8.5 Rhenium based electrocatalysts -- 8.6 Iridium based electrocatalysts -- 8.7 Other electrocatalysts -- 8.8 Conclusion -- References. , 9 Nanocomposites of chalcogenides as super capacitive materials -- 9.1 Introduction -- 9.2 Chalcogenides as promising electrodes for SCs -- 9.2.1 Nickel-based chalcogenides and their composites for SCs -- 9.2.1.1 Copper-based selenides and their composites for SCs -- 9.2.1.1.1 Manganese-based chalcogenides and their composites for SCs -- 9.3 Conclusion -- References -- 10 Metal-chalcogenides nanocomposites as counter electrodes for quantum dots sensitized solar cells -- 10.1 Introduction -- 10.2 QD sensitizers -- 10.3 Counter electrodes -- 10.4 Interface modification layer -- 10.5 Conclusion -- Acknowledgments -- Author Contributions -- Notes -- References -- 11 II-VI semiconductor metal chalcogenide nanomaterials and polymer composites: fundamentals, properties, and applications -- 11.1 Introduction -- 11.2 Structure and chemical properties of II-VI chalcogenide nanomaterials -- 11.3 Different properties of II-VI chalcogenide nanomaterials -- 11.3.1 Electrical and optical properties -- 11.3.2 Thermal properties -- 11.3.3 Physical properties -- 11.3.3.1 Refractive index and dispersion -- 11.3.3.2 Linear loss mechanisms -- 11.3.3.3 Photo-induced phenomena -- 11.4 Chemical Synthesis of II-VI chalcogenide nanomaterials and polymer composites -- 11.4.1 Chemical route for preparation of II-VI chalcogenide nanocrystals in powder form -- 11.4.2 Synthesis of thin films embedded in polymers -- 11.5 Applications of chalcogenides nanomaterials -- 11.5.1 Applications of chalcogenide nanomaterials and heterostructures for quantum dot LEDs -- 11.5.2 Applications of chalcogenide nanomaterials and their heterostructures for photocatalysis -- 11.5.3 Applications of chalcogenides nanomaterials heterostructures for solar cell -- 11.5.3.1 Thin film photovoltaic cell -- 11.5.3.2 Polymer/quantum dot hybrid organic-inorganic solar cell. , 11.5.3.3 Chalcogenides nanostructures for hybrid photovoltaic cell -- 11.6 Summary and future scope -- References -- 12 Challenges and opportunities of chalcogenides and their nanocomposites -- 12.1 Introduction -- 12.1.1 Introduction to chalcogens -- 12.1.2 Introduction to chalcogenides -- 12.1.3 Classification of chalcogenides based on the number of elements -- 12.1.3.1 Binary chalcogenides -- 12.1.3.2 Ternary chalcogenides -- 12.1.3.3 Quaternary chalcogenides -- 12.1.4 Classification of chalcogenides based on the number of chalcogen ions -- 12.1.4.1 Mono-chalcogenides -- 12.1.4.2 Dichalcogenides -- 12.1.4.3 Trichalcogenides -- 12.1.5 Chalcogenide nanomaterials -- 12.1.5.1 Metal-based chalcogenides -- 12.1.5.2 Noble metal-based chalcogenides -- 12.1.5.3 Chalcogenide composites -- 12.2 Synthesis of metal chalcogenide and their nanocomposites -- 12.2.1 Hot-injection method -- 12.2.2 Hydrothermal method -- 12.2.3 Solvothermal method -- 12.2.4 Microwave method -- 12.2.5 Sonochemical method -- 12.2.6 Growth of metal chalcogenide nanostructure arrays on substrates -- 12.3 Preparation of chalcogenide nanocomposites -- 12.3.1 Preparation of metal chalcogenide nanocomposites with carbon materials -- 12.3.2 Preparation of chalcogenide nanocomposites with noble metals -- 12.3.3 Preparation of chalcogenide nanocomposites with metal oxides -- 12.4 Application of chalcogenide and their nanocomposites -- 12.4.1 Photocatalysts -- 12.4.2 Environmental remediation -- 12.4.3 Reduction of nitroaromatic compounds -- 12.4.4 Supercapacitors -- 12.4.5 Lithium-ion batteries -- 12.4.6 Water splitting -- 12.4.7 CO2 activation -- 12.5 Future prospects of chalcogenides -- 12.6 Conclusion -- References -- Index -- Back Cover.