Semiconductor Solar Photocatalysts

Graphene and its derivatives 3.2.1 Graphene oxide 3.2.2 Reduced graphene oxide 3.2.3 Graphene quantum dot 3.3 General preparation techniques of graphene in photocatalysis 3.3.1 Chemical exfoliation 3.3.2 Chemical vapor deposition 3.4 General advantages of graphene 3.4.1 Conductor behavior 3.4.2 Photothermal effect 3.4.3 Large specific surface area 3.4.4 Enhancing photostability 3.4.5 Improving nanoparticle dispersion 3.5 Characterization methods 3.5.1 Transmission electron microscopy 3.5.2 Atomic force microscopy 3.5.3 Raman spectroscopy 3.5.4 X-ray photoelectron spectroscopy 3.6 Recent development in graphene-based photocatalysts 3.6.1 Metal oxide 3.6.2 Metal sulfide 3.6.3 Non-metal semiconductor 3.6.4 Metal-organic framework 3.7 Summary and concluding remarks Chapter 4: Metal sulfide semiconductor photocatalysts 4.1 Introduction 4.2 General view of metal sulfide photocatalysts 4.3 Synthesis of metal sulfide photocatalysts 4.3.1 Solution-based method 4.3.1.1 Hydrothermal method 4.3.1.2 Solvothermal method 4.3.2 Chemical bath deposition 4.3.3 Template method 4.3.4 Ion exchange method 4.3.5 Other synthetic methods 4.4 CdS-based photocatalysts 4.4.1 Crystal structures and morphology 4.4.1.1 Zero-dimensional structure 4.4.1.2 One-dimensional structure 4.4.1.3 Two-dimensional structure 4.4.1.4 Three-dimensional structure 4.4.2 Construction of CdS-based nanocomposite photocatalysts 4.4.2.1 CdS cocatalyst heterojunctions 4.4.2.2 CdS-based type II heterojunctions 4.4.2.3 CdS-based Z-scheme heterojunctions 4.4.2.4 CdS-based S-scheme heterojunctions 4.5 In2S3-based photocatalysts 4.5.1 Crystal structure and electronic properties 4.5.2 Morphology of In2S3 photocatalyst 4.5.2.1 Zero-dimensional structure 4.5.2.2 One-dimensional structure 4.5.2.3 Two-dimensional structure 4.5.2.4 Three-dimensional structure 4.5.3 Construction of In2S3-based composite photocatalysts 4.5.3.1 In2S3-based type-II heterojunctions 4.5.3.2 In2S3-based direct Z-scheme heterojunctions 4.5.3.3 In2S3-based indirect Z-scheme heterojunctions 4.6 SnS2-based photocatalysts 4.6.1 Morphology of SnS2 photocatalysts 4.6.2 Construction of SnS2 based composite photocatalyst 4.6.2.1 Cocatalyst/SnS2 composites 4.6.2.2 SnS2 based type-II heterojunction composites 4.6.2.3 SnS2 based Z-scheme heterojunction composites 4.7 Cu2S-based photocatalysts 4.7.1 Morphology of Cu2S photocatalysts 4.7.1.1 Zero-dimensional structure 4.7.1.2 One-dimensional structure 4.7.1.3 Two-dimensional structure 4.7.1.4 Three-dimensional structure 4.7.2 Construction of Cu2S-based composite photocatalysts 4.7.2.1 Cu2S/metal oxide photocatalysts 4.7.2.2 Cu2S/metal sulfide photocatalysts 4.7.2.3 Cu2S/metal photocatalysts 4.8 Other metal sulfide photocatalysts 4.9 Energy and environmental applications 4.9.1 Photocatalytic H2 production 4.9.1.1 Unary metal sulfide photocatalysts for H2 production 4.9.1.2 Binary metal sulfide-based nanocomposite photocatalysts for H2 production 4.9.1.3 Ternary metal sulfide-based nanocomposite photocatalysts for H2 production 4.9.2 Photoreduction of CO2 4.9.3 Photocatalytic removal of environmental contamination 4.9.3.1 Photocatalytic dye degradation 4.9.3.2 Photocatalytic reduction of hexavalent chromium 4.10 Conclusions and outlook Chapter 5: Organic semiconductor photocatalysts 5.1 Introduction 5.2 MOFs photocatalysts 5.2.1 Synthesis of MOFs photocatalysts 5.2.2 MOFs for photocatalytic degradation of pollutants 5.2.3 MOFs for photocatalytic organic transformation 5.2.4 MOFs for photocatalytic H2 production from water 5.2.5 MOFs for photocatalytic reduction of CO2 5.3 Organic polymers photocatalysts 5.3.1 Synthesis of organic polymers photocatalysts 5.3.2 Organic polymers for photocatalytic degradation of pollutants 5.3.3 Organic polymers for organic transformation. 5.3.4 Organic polymers for photocatalytic H2 production from water 5.3.5 Organic polymers for photocatalytic reduction of CO2 5.4 COFs photocatalysts 5.4.1 Synthesis of COFs photocatalysts 5.4.2 COFs for photocatalytic degradation of pollutants 5.4.3 COFs for photocatalytic organic transformation 5.4.4 COFs for photocatalytic H2 production from water 5.4.5 COFs for photocatalytic reduction of CO2 5.5 Conclusions and outlook Chapter 6: Graphitic carbon nitride-based photocatalysts 6.1 Introduction 6.2 Structure of g-C3N4 6.3 Preparation of g-C3N4-based photocatalysts 6.3.1 Pure g-C3N4 6.3.2 g-C3N4-based composite photocatalysts 6.4 Main photocatalytic applications of g-C3N4-based photocatalysts 6.4.1 Photocatalytic H2O splitting for H2 generation 6.4.2 Photocatalytic CO2 reduction for hydrocarbon fuel production 6.4.3 Photocatalytic N2 fixation for ammonia production 6.5 Strategies for optimizing photocatalytic performance of g-C3N4 6.5.1 Morphology design 6.5.2 Surface modification 6.5.3 Element doping 6.5.4 Cocatalyst loading 6.5.5 Heterojunction 6.5.6 Single-atom deposition 6.6 Challenges and prospects

Technology of China. His research interests include the design, synthesis and fabrication of photocatalytic materials for energy and environmental applications. He has published more than 35 papers in renowned journals including Chemical Reviews, Advanced Materials, Journal of the American Chemical Society, etc., with total citations over 10,000 times (H-index: 26). He has won CAS President's International Fellowship Initiative, 2017 top 100,000 ranked scientists (PLOS biology) and China's 100 most influential SCI papers.