This book provides much-needed reviews of fast-developing areas of 2D-related photo(electro)catalytic materials.

This book explains the basic and fundamental aspects of nanotechnology and the potential use of nanostructured photocatalysts in various applications, especially in the context of the environment and energy harvesting. It describes the preparation and characterization of unique nanostructured photocatalysts and provides details of their catalytic action, and also discusses the design of new types of photocatalysts with controlled nanostructures. Given its broad scope, the book will appeal to academic and industrial researchers interested in heterogeneous photocatalysis, sustainable chemistry, energy conversion and storage, nanotechnology, chemical engineering, environmental protection, optoelectronics, sensors and surface and interface science.

This book focuses on recent developments in the field of two-dimensional nanomaterials for environmental applications. Due to their high surface area and tunable surface chemistry, two-dimensional nanomaterials are currently garnering great interest for environmental remediation applications. This book compiles contributed chapters from active international researchers dealing with the development of state-of-the-art two-dimensional nanomaterials in environmental applications such as water and wastewater treatment, adsorption, photocatalysis, membrane separation, desalination, deionization, environmental pollutants sensing/detection, carbon-dioxide capture and catalytic conversion, microbial treatment, and electrochemical remediation. Each chapter provides an essential and comprehensive overview of the recent advances in material development and application, giving special attention to preparation methods, tunning of physiochemical properties, surface and interface chemistry, structural porosity, assemblies integration for fabrication of devices, and their relationship with overall efficiency. It offers a valuable reference guide for environmental and materials scientists, engineers, and policymakers working towards environmental sustainability.

Since the discovery of graphene, two-dimensional nanomaterials including Transition metal dichalcogenides (TMDCs), Hexagonal Boron Nitride (hBN), non-layered compounds, black phosphorous, and Xenes with large lateral dimensions, have emerged as promising candidates for heterogenous electrocatalysis owing to their exceptional physical, chemical, and electronic properties. The tremendous opportunities of using 2D nanomaterials in electrochemical CO2 reduction arises from their unique properties and vast number of applications. Covering the fundamentals, properties, and applications, all aspects of 2D nanomaterial composites within carbon dioxide conversion are discussed. The industrial scale-up and new challenges that exist in the field of electrochemical reduction of carbon dioxide will also be presented. With chapters written by internationally recognized researchers, this state-of-the-art overview will serve the growing interest amongst academic and industrial researchers in understanding 2D nanomaterials composites, their hidden interfaces and nanoscale dispersion of the metal oxide with nanocomposites for specific uses in carbon dioxide conversion to chemicals for fuel applications. This book will be of interest to graduate students and researchers in materials science, energy, and environmental science, as well as those in industry.

This book delves into the world of hybrid photocatalyst nanomaterials and their diverse applications. With a focus on interdisciplinary research, this book highlights the importance of these materials in addressing critical challenges in various fields. The book begins by introducing the significance of multifunctional hybrid photocatalyst nanomaterials and their potential impact on interdisciplinary research. It explores the synthesis techniques employed to create these advanced materials, emphasizing the integration of multiple components to enhance their photocatalytic performance. The applications of hybrid photocatalyst nanomaterials are thoroughly examined throughout the book. From wastewater treatment and energy production to environmental sensing and virus degradation, the diverse range of practical uses is explored in detail. The book also covers recent developments in semiconductor nanomaterials as sensors, screen printing techniques using hybrid nanomaterials, and the use of 2D and 3D printing in sensing applications.

Inorganic 2D nanomaterials, or inorganic graphene analogues, are gaining great attention due to their unique properties and potential energy applications. They contain ultrathin nanosheet morphology with one-dimensional confinement, but unlike pure carbon graphene, inorganic two-dimensional nanomaterials have a more abundant elemental composition and can form different crystallographic structures. These properties contribute to their unique chemical reaction activity, tunable physical properties and facilitate applications in the field of energy conversion and storage. Inorganic Two-dimensional Nanomaterials details the development of the nanostructures from computational simulation and theoretical understanding to their synthesis and characterization. Individual chapters then cover different applications of the materials as electrocatalysts, flexible supercapicitors, flexible lithium ion batteries and thermoelectrical devices. The book provides a comprehensive overview of the field for researchers working in the areas of materials chemistry, physics, energy and catalysis.

2D NANOMATERIALS The book provides a comprehensive overview of the synthesis, modification, characterization, and application of 2D nanomaterials. In recent years, 2D nanomaterials have emerged as a remarkable cornerstone in the field of advanced materials research, with their unique properties and versatile applications captivating the attention of scientists and engineers worldwide. This book is a testament to the ever-growing interest and importance of 2D nanomaterials in the realm of materials science, nanotechnology, pharmaceuticals, and a myriad of engineering specializations. The book is structured into three sections, each delving into different aspects of 2D nanomaterials. The first section explores the synthesis of these materials, providing an overview of both top-down and bottom-up strategies. Understanding the methods by which these materials can be synthesized is crucial for advancing their potential applications. Additionally, this section details the structural characterization of 2D nanomaterials, shedding light on their intricate compositions and properties. The second section examines the diverse characteristics exhibited by 2D nanomaterials. From their magnetic and mechanical properties to their electrical, plasmonic, and optical behaviors, these materials possess an array of intriguing attributes that make them highly attractive for a wide range of applications. This section of the book provides a comprehensive understanding of these properties, enabling readers to appreciate the unique potential of 2D nanomaterials. The final section focuses on the applications of 2D nanomaterials, highlighting their use in various fields such as energy, water purification, biomedical applications, multimodal tumor therapy, and supercapacitor technology.

Nanostructured Photocatalysts: From Materials to Applications in Solar Fuels and Environmental Remediation addresses the different properties of nanomaterials-based heterogeneous photocatalysis. Heterogeneous nanostructured photocatalysis represents an interesting and viable technique to address issues of climate change and global energy supply. Sustainable hydrogen (H2) fuel production from water via semiconductor photocatalysis, driven by solar energy, is regarded as a viable and sustainable solution to address increasing energy and environmental issues. Similarly, photocatalytic reduction of CO2 with water for the production of hydrocarbons could also be a viable solution. Sections cover band gap tuning, high surface area, the short diffusion path of carriers, and more. - Introduces the utilization of nanostructured materials in heterogeneous photocatalysis for hydrogen fuel production via water splitting - Explains preparation techniques for different nanomaterials and hybrid nanocomposites, enabling improved sunlight absorption efficiency and enhanced charge separation - Assesses the challenges that need to be addressed before this technology can be practically implemented, particularly of identifying cost-effective nanophotocatalysts

This book presents cutting-edge research, recent breakthroughs, and unresolved challenges associated with 2D nanomaterials to combat energy and environmental issues. The book discusses the state-of-the-art design and innovations engaged to novel 2D nanomaterials, viz. Transition metal compounds (TMDs, TMOs, TMHs), MXenes, elemental 2D analogs (silicene, phosphorene, arsenene, etc.), Metal-organic frameworks (MOFs), etc. It presents the latest trends on top-down and bottom-up synthesis approaches and properties followed by the critical status and progress of these 2D nanomaterials in the field of energy and environment. The topics cover wide spectrum of 2D nanomaterials applications including energy storage/conversion, air/water/soil remediation, adsorption, photocatalytic degradation, desalination and membrane filtration, detection and sensing, drug delivery systems, and nano-encapsulated agro-formulations. The subsequent section includes a comprehensive account on the safety risk assessment of 2D nanomaterials towards the ecosystem and human health. This book will be beneficial for beginners, researchers, and professionals from diverse fields interested in 2D nanomaterials for energy and environmental sustainability.

This book gives a comprehensive description of various aspects of 2D semiconductors including their synthesis, surface science, characterizations, and their allied application in environmental remediation including air and water purification, oil-water separation, hydrogen production, and CO2 removal. The electronic and optoelectronic enhancement properties of these semiconductors with bandgap engineering, doping, and chemical functionalization for various applications are exemplified. Features: Provides focus on the application of 2D semiconductors for environmental applications. Covers the fundamental understanding of material design, fabrication, defect engineering, physical and chemical properties of 2D semiconductors, and their advantages for environmental applications. Focuses on the reliable future perspectives and developments that lead to advanced research in utilizing 2D materials for large-scale exploration and commercial deployment. Explores an in-depth insight into various aspects and processes for environmental remediation. Details the importance of 2D semiconductors over other 0D, 1D, or 3D semiconductors. This book is aimed at researchers and graduate students in materials science and environmental engineering.