Advanced Two-Dimensional Nanomaterials for Environmental and Sensing Applications by Peter R. Makgwane (informative)
Free download Advanced Two-Dimensional Nanomaterials for Environmental and Sensing Applications by Peter R. Makgwane
Authors of: Advanced Two-Dimensional Nanomaterials for Environmental and Sensing Applications by Peter R. Makgwane
Peter R. Makgwane
Naveen Kumar
David E. Motaung
Table of Contents in Advanced Two-Dimensional Nanomaterials for Environmental and Sensing Applications by Peter R. Makgwane
About the Editors
This section introduces the editors of the book, highlighting their academic credentials, professional affiliations, and contributions to the field of nanomaterials, particularly in the realm of two-dimensional (2D) materials. Their backgrounds reflect the interdisciplinary nature of the work presented in this volume.
List of Contributors
A detailed listing of all contributing authors, providing their institutional affiliations and research expertise. The contributors represent a global spectrum of researchers who have made significant advancements in 2D nanomaterials for environmental and sensing applications.
Preface
The preface offers an overview of the motivation and purpose behind the compilation of this book. It reflects on the rapid evolution of 2D nanomaterials and their promising roles in addressing environmental and technological challenges. The editors summarize the book’s thematic focus and outline the structure of its chapters.
Chapter 1: An Introduction to Two-Dimensional (2D) Nanomaterials
Authored by Swati Bansal, Naveen Kumar, Peter R. Makgwane, and David E. Motaung, this chapter sets the stage by exploring the basic structure, properties, and significance of 2D nanomaterials. It introduces readers to the atomic-scale characteristics, synthesis approaches, and the wide array of applications ranging from electronics to environmental remediation.
Chapter 2: Defects and Vacancies Effects on the Optoelectronic Properties of Two-Dimensional Nanomaterials
This chapter, contributed by Sefako J. Mofokeng and colleagues, delves into the role of structural defects and atomic vacancies in influencing the optoelectronic behavior of 2D materials. It examines how imperfections, often seen as undesirable, can actually be engineered to enhance functionality in photonic and sensing devices.
Chapter 3: Methods for the Synthesis of Two-Dimensional Nanomaterials – Structure and Properties
Dana Susan Abraham, Mari Vinoba, and Margandan Bhagiyalakshmi explore diverse synthesis strategies such as mechanical exfoliation, chemical vapor deposition, and hydrothermal methods. The chapter emphasizes how the chosen synthesis route impacts material structure, surface area, crystallinity, and chemical reactivity.
Chapter 4: 2D Metal Chalcogenides in Gas Chemical Sensing
This chapter, authored by Nour F. Attia and collaborators, investigates the unique sensing capabilities of metal chalcogenide-based 2D materials. The focus lies on their selectivity, sensitivity, and fast response times in detecting various toxic gases, making them ideal candidates for real-time environmental monitoring.
Chapter 5: Two-Dimensional Nanomaterials for Electrochemical Detection of Organic Wastewater Pollutants
Mangaka C. Matoetoe, Malefetsane P. Khesuoe, and Fredrick O. Okumu present an in-depth examination of 2D materials in detecting hazardous organic pollutants in wastewater. This chapter discusses electrochemical sensing platforms, detection mechanisms, and practical deployment scenarios.
Chapter 6: 2D Metal Oxides and Their Heterostructures for Gas Chemical Sensing
Authors Katekani Shingange, Steve R. Dima, Modjadji R. Letsoalo, and Eric N. Maluta highlight how metal oxide-based 2D heterostructures can be engineered for improved gas-sensing properties. Their work outlines enhancements in sensor performance through heterojunction formation and doping.
Chapter 7: Two-Dimensional MXenes-Based Materials in Gas Chemical Sensors
Keerthana Sahadevan, Margandan Bhagiyalakshmi, and Mari Vinoba discuss the structure and surface chemistry of MXenes and their integration in gas sensing. They detail the advantages of MXenes, such as high electrical conductivity and tunable surface terminations.
Chapter 8: Two-Dimensional Nanomaterials for the Removal of Radioactive Toxic Environmental Pollutants
This collaborative chapter led by Sefako J. Mofokeng investigates the use of 2D nanomaterials in the adsorption and immobilization of radioactive pollutants. The study highlights potential applications in nuclear waste management and contaminated site remediation.
Chapter 9: Two-Dimensional Nanomaterials for the Removal of Gaseous Air Contaminants
Authored by Soham Sarkar and colleagues, this chapter presents the air-purifying potential of 2D materials in capturing volatile organic compounds (VOCs) and other airborne pollutants. The authors discuss the interaction mechanisms and regeneration of materials.
Chapter 10: 2D Metal Chalcogenides for Photodegradation and Disinfection of Wastewater Pollutants
Mohit Saini, Ankita Saini, Bhavna Saroha, and Suresh Kumar explore the photocatalytic potential of metal chalcogenides under visible light to degrade organic toxins and pathogens in wastewater, making them suitable for eco-friendly water purification systems.
Chapter 11: 2D Metal–Organic Framework Nanocomposites for Removal of Organic Pollutants
Divya Vinod and her team examine nanocomposites made from 2D materials and metal–organic frameworks (MOFs), showcasing how the synergy of porosity and surface reactivity can be harnessed to capture a broad spectrum of organic pollutants.
Chapter 12: Two-Dimensional Nanomaterials for Antibacterial and Antimicrobial Activity for Water Contaminants Disinfection
Bogala Mallikharjuna Reddy evaluates the antimicrobial properties of 2D nanomaterials in water treatment, focusing on their ability to disrupt bacterial membranes and deactivate microbial contaminants without the need for harmful disinfectants.
Chapter 13: 2D Metal Oxides and Their Heterostructures for Photodegradation of Organic Water Pollutants
Lan Wang and co-authors discuss how metal oxide-based heterostructures can act as efficient photocatalysts for decomposing dyes, pharmaceuticals, and industrial chemicals in water, offering sustainable remediation options.
Chapter 14: 2D Graphene Nanocomposites for Removal of Organic Pollutants
Elakkiya Venugopal and colleagues describe how graphene-based composites, thanks to their high surface area and chemical stability, are promising materials for the adsorption and photocatalytic degradation of persistent organic pollutants.
Chapter 15: 2D Layered Double Hydroxides Nanomaterials for the Removal of Water Pollutants
Jijoe Prabagar Samuel and Harikaranahalli Puttaiah Shivaraju examine layered double hydroxides (LDHs) and their 2D analogues in adsorbing heavy metals, phosphates, and dyes. Their ion-exchange capacities and regenerative potential are also covered.
Chapter 16: 2D Graphitic Carbon Nitrides Hybrids for the Removal of Organic Water Pollutants
This chapter by Ponnaiah Sathish Kumar and collaborators presents graphitic carbon nitride (g-C₃N₄) hybrids as photocatalysts for degrading toxic organics under solar irradiation. Their potential in decentralized water treatment systems is discussed.
Chapter 17: 2D MXenes Nanomaterials for Removal of Organic Wastewater Contaminants
Lindani Mdlalose, Lerato Hlekelele, and Vongani Chauke showcase the role of MXenes in selectively removing organic contaminants from industrial effluents, emphasizing material modifications for enhanced adsorption.
Index
A comprehensive index allowing quick reference to topics, material types, pollutant classes, and technologies described throughout the volume.
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