Graphene Oxide-Metal Oxide and other Graphene Oxide-Based Composites in Photocatalysis and Electrocatalysis

Graphene Oxide-Metal Oxide and other Graphene Oxide-Based Composites in Photocatalysis and Electrocatalysis explores recent progress and challenges in graphene-metal oxide composites, covering synthetic strategies, characterization methods, and applications in photocatalysis and electrocatalysis. These materials are crucial for sustainable energy production, energy storage, and environmental development.

Format: Paperback / softback
Length: 306 pages
Publication date: 01 July 2022
Publisher: Elsevier Science Publishing Co Inc

Graphene Oxide-Metal Oxide and other Graphene Oxide-Based Composites in Photocatalysis and Electrocatalysis delves into the latest advancements and complexities in graphene-metal oxide composites. This comprehensive book explores synthetic approaches, characterization techniques, and applications in photocatalysis and electrocatalysis. It encompasses a wide range of materials, including graphene-metal oxides, graphene-novel metals, and composites designed for sustainable energy production, energy storage, and environmental remediation. These materials cover areas such as H2 generation, CO2 reduction, pollutant removal, supercapacitors, and lithium ion batteries. Overall, this book offers a thorough, systematic, and up-to-date overview of graphene oxide-based materials. Graphene oxide and related composite materials introduce fresh perspectives and opportunities to photocatalysts and electrocatalysts. The interplay between graphene oxide and metal oxide manifests in numerous ways. The significance of the relationships among these groups of materials, their structures, and their performance is underscored.

The synthesis of graphene oxide-metal oxide composites is a crucial step in their development. Various methods, such as sol-gel synthesis, hydrothermal synthesis, and chemical vapor deposition, have been employed to produce these materials. These methods allow for the control of the composition, structure, and properties of the composites, which in turn influence their photocatalytic and electrocatalytic activities.

Characterization of graphene oxide-metal oxide composites is essential for understanding their structure, composition, and properties. Techniques such as X-ray diffraction, Raman spectroscopy, electron microscopy, and energy-dispersive X-ray spectroscopy are commonly used to analyze these materials. These techniques provide valuable information about the atomic arrangement, chemical bonding, and surface properties of the composites, which can in turn guide their optimization for specific applications.

Photocatalytic and electrocatalytic applications of graphene oxide-metal oxide composites are diverse and promising. These materials have been utilized in various areas, including water purification, energy conversion, and environmental remediation. For example, graphene oxide-metal oxide composites have been shown to enhance the photocatalytic activity of TiO2 for the degradation of organic pollutants, while graphene oxide-based electrodes have been used in fuel cells for the efficient conversion of chemical energy into electrical energy.

However, the development of graphene oxide-metal oxide composites also faces several challenges. One of the major challenges is the poor stability of these materials in aqueous environments. The hydrophilic nature of graphene oxide can lead to its rapid dissolution and degradation, which in turn reduces the efficiency of the composites. Additionally, the large surface area of graphene oxide can also lead to the adsorption of contaminants, which can hinder their photocatalytic and electrocatalytic activities.

To overcome these challenges, researchers have explored various strategies to improve the stability and performance of graphene oxide-metal oxide composites. One approach is to modify the surface properties of graphene oxide by grafting hydrophobic or amphiphilic molecules onto its surface. This can enhance the stability of the composites in aqueous environments and prevent the adsorption of contaminants. Another approach is to incorporate metal nanoparticles into the graphene oxide matrix, which can enhance the photocatalytic activity and electrocatalytic properties of the composites.

In conclusion, Graphene Oxide-Metal Oxide and other Graphene Oxide-Based Composites in Photocatalysis and Electrocatalysis provides a comprehensive and up-to-date overview of the latest advancements and complexities in graphene-metal oxide composites. The book explores synthetic approaches, characterization techniques, and applications in photocatalysis and electrocatalysis, covering a wide range of materials and applications. While graphene oxide-metal oxide composites offer promising opportunities for sustainable energy production, energy storage, and environmental remediation, they also face several challenges. By modifying the surface properties and incorporating metal nanoparticles, researchers can improve the stability and performance of these materials, making them more effective in various applications.

Dimension: 229 x 152 (mm)
ISBN-13: 9780128245262