Applied Polyoxometalate-Based Electrocatalysis

Diana M. Fernandes, PhD, is an independent researcher at LAQV-REQUIMTE where she created a new research line on materials for electrochemical energy-related reactions. The international relevance of her work is published in several journals. In 2015, she was awarded with the Young Investigator Award in Electrochemistry by the Portuguese Electrochemical Society (SPE).

• Part I Fundamentals 11 Introduction to Polyoxometalates 3Daniela Flores and Carlos M. Granadeiro1.1 Introduction 31.2 Polyoxometalate Structures 51.3 POM-based Composites and Materials 121.4 Conclusions 152 Design and Strategies to Enhance the Electrochemical Properties of POM Nanomaterials for Electrocatalysis 27Adedayo Oghenenerhuvwu Dada, Kieran Dylan Jones, Darren Anthony Walsh, and Graham Neil Newton2.1 Introduction 272.2 Design Approaches via Organofunctionalization 342.3 Conclusion 51Part II Polyoxometalates for Oxidative Electrocatalysis 593 POM-based Electrocatalysts for L-Cysteine and NADH Oxidation 61Israël Mbomekallé, Anne-Lucie Teillout, and Pedro de Oliveira3.1 Introduction 613.2 The Electrocatalytic Oxidation of L-cysteine (Cys) 613.3 The Electrocatalytic Oxidation of Nicotinamide Adenine Dinucleotide (NADH) 763.4 Conclusion 854 POM-based Electrocatalysts for Pharmaceutical Molecules Oxidation 93Diana M. Fernandes4.1 Introduction 934.2 Preparation Methods of POM-based Films and (Nano)composites 944.3 POM-based Electrocatalysis 974.4 Conclusions 112Part III Polyoxometalates for Reductive Electrocatalysis 1235 POM-based Electrocatalysts for Inorganic Water Contaminants and Hydrogen Peroxide Reduction 125Diana M. Fernandes5.1 Introduction 1255.2 Nitrite Reduction 1265.3 Bromate Reduction 1345.4 Iodate Reduction 1385.5 Hydrogen Peroxide Reduction Reaction 1425.6 Conclusions 1456 POM-based Electrocatalysts for Carbon Dioxide Reduction 157Bruno Fabre, Clément Falaise, and Emmanuel Cadot6.1 Introduction 1576.2 Thermodynamics of CO2 Reduction 1586.3 Appealing Properties of POMs for CO2 Reduction 1596.4 Coordination of CO2 by POM Compounds 1646.5 Electrocatalytic Reduction of CO2 with Dissolved POMs 1656.6 Electrocatalytic Reduction of CO2 at POMs-modified (Semi)conducting Electrode Surfaces 1736.7 Conclusions 178Part IV Polyoxometales for Fuel Cells and Electrolysers 1837 POM-based Electrocatalysts for Oxygen Evolution Reaction 185Víctor K. Abdelkader-Fernández, Pablo Garrido-Barros, Marta Nunes, and Marcos Gil-Sepulcre7.1 Introduction: The OER Process 1857.2 Pure POMs as OER Electrocatalysts 1887.3 POM-containing (Nano)composites as OER Electrocatalysts 1957.4 Heterogeneous Materials Derived from POM and POM-containing Nanocomposites 2067.5 Concluding Remarks 2098 POM-based Electrocatalysts for Hydrogen Evolution Reaction 219Inês S. Marques, Renata Matos, and Diana M. Fernandes8.1 Introduction: HER Process 2198.2 Pure POMs as HER Electrocatalysts 2218.3 Composite/Hybrid Materials 2218.4 POM-derived Electrocatalysts 2358.5 Concluding Remarks 2529 POM-based Electrocatalysts for Oxygen Reduction Reactions 263Henrique Araújo, Biljana Sljukic, and Diogo M.F. Santos9.1 Introduction 2639.2 Fundamentals of Oxygen Reduction Reaction 2659.3 State-of-the-Art Electrocatalysts for the ORR 2699.4 POM-based Electrocatalysts for the ORR 2709.5 Conclusions 276Part V Polyoxometales for Batteries and Supercapacitors 28310 POM-based Nanomaterials for Battery Applications 285Sanaz Taghaddosi and Ulrich Stimming10.1 Introduction 28510.2 Criteria for Efficient Redox Flow Batteries 28610.3 Electrolyte Requirements for Redox Flow Batteries (RFBs) 28910.4 Classification of POMs 29210.5 Suitability of POMs for Energy Conversion and Storage Devices 29510.6 Further Possibilities 31310.7 POM-based RFBs in Comparison with Other RFBs 31510.8 Conclusions 31611 POM-based Nanomaterials for Supercapacitors 323Ana C. Alves and Marta M. Alves11.1 Introduction to Energy-storage Devices 32311.2 Properties of POMs for Supercapacitors 32611.3 Conclusions and Future Perspectives 351Acknowledgements 352References 352Index 359