Bøger af Shadia Jamil Ikhmayies

This book covers various subtopics of catalyst research. It provides essential background material on key concepts in catalyst technologies, along with recent developments in synthesis methods. The book delves into diverse areas such as photocatalysis, electrocatalysis, biocatalysis, and heterogeneous catalysis, offering a detailed exploration of their respective advancements, advantages, disadvantages, and applications in different catalytic reactions. It also presents fundamental ideas and overviews of noble-metal-free bifunctional electrocatalysts for overall water splitting in alkaline medium, catalytic nitrite reduction, and the utilization of catalysts supported on various materials like CeO2, Nb2O5, ZrO2, TiO2, ¿-Al2O3, SiO2, and ZSM-5 for the removal of high concentrations of nitrite in water. Moreover, the book provides insights into topics such as polyphenol oxidase mimics as catalysts, ferrites nanoparticles/graphene oxide nanoparticles and their composites as enzyme mimics and photocatalysts, electrochemical approaches with basic concepts and materials for hydrogen technologies, as well as recent advances and applications of modified-semiconductor photocatalysts in pollutant degradation. For scientists and researchers, the book offers a wealth of recent experimental and computational results, along with in-depth discussions. Some of the specific areas covered include sphalerite ZnS nanoparticles (NPs) synthesized via solvothermal method, incorporating various ruthenium (Ru) concentrations. Additionally, the book explores the modification of TiO2 as SO4/TiO2 acid and CaO/TiO2 base catalysts, and their applications in converting waste frying oil into biodiesel.

This book offers background material, reviews, and researched findings into the realms of minerals, mining, metallurgy, and engineering. Firstly, it elucidates fundamental mineral concepts, mining techniques, and mineral processing methods; secondly, it unveils cutting-edge insights on fine and coarse particle flotation, unveiling breakthrough technologies for enhanced efficiency; and thirdly, it explores the innovative applications of ultrasound and thermoluminescence in mineral processing, offering a holistic view of the latest advancements. This book sheds light on the versatile uses of silicones, the intricacies of bentonite clay, and the production pathways, properties, and applications of hydroxyapatite. Furthermore, the book provides invaluable insights into biomimetic biomineralization, the synthesis of low-carbon bio-cements, and the pioneering strides in mineral-based phase change materials.

This book presents a comprehensive collection of reviews and experimental research findings in the realm of composite materials. It explores manufacturing technologies and applications, as well as recent breakthroughs in nanomaterial-based composites, polymer-based composites, titanium matrix composites (TMCs), conducting polymers, natural polymers, graphene polymers, graphene composites, and organosulfur polymeric composites, alongside reinforced aluminum matrix composites. The mechanical and tribological aspects take center stage, with a focus on aluminum alloy composites as a superior alternative to traditional gear materials. The book also addresses cutting-edge composite materials developed for drug removal via adsorption techniques, radiation shielding, and their use as shielding absorbers for ionizing radiation. Furthermore, the significance of electrical contact materials and their performance is explored. The book unveils fabrication methods, sample preparation techniques, properties, and various applications of these remarkable composites. Topics range from additive manufacturing to solid-phase extraction and solid-phase microextraction utilizing diverse composites as adsorbents. Additionally, the inverse vulcanization process, a novel technique involving the copolymerization of elemental sulfur with different monomers based on their resource origins, is discussed. Technologies such as powder metallurgy (PM), mechanical alloying (MA), self-propagating high-temperature synthesis (SHS), and rapid solidification processing (RSP) are described. The book further delves into the preparation techniques of zeolite using both conventional and advanced methods, along with the synthesis of various zeolite-based composites, particularly their application in environmental remediation. The book culminates with a summary of analysis and modeling techniques used in composite materials, including those employed in ballistic applications.

This book presents the fundamentals of advanced ceramics, their stages of development, types and classifications, advanced processing techniques, properties, sintering, and new forms of applications. It highlights specific examples such as alumina, zirconia, Mg-Al-spinels, silicon carbide, silicon nitride, ceramic composites, and thin films with their specific applications. The book reviews progress in perovskite ceramics, in which the synthesis, processing, characterization, and advanced applications of perovskite ceramics are all thoroughly discussed. In addition, developments of perovskite solar cells, the main factors affecting their stability, current problems, development prospects in the research, and application of perovskite solar cells are all highlighted. This book also includes a review of a particular class of rare-earth-based mixed-metal oxides, namely Ln2B2O7 nanostructures (B = Zr, Sn, and Ce), where advantages and disadvantages of each production technique are addressed along with the properties of as-produced nanostructures. The solar photocatalytic uses of Ln2B2O7 nanostructures such as photodegradation of contaminants are also discussed. Yttria-based transparent ceramics for photonic applications are reviewed, along with a discussion of powder synthesis, green body preparation, sintering, and optical properties. In addition, the fundamentals of electrophoretic deposition of hydroxyapatite incorporated composite coatings on metallic substrates are presented and discussed. The different types of ceramics-based self-healing coatings and their fabrication processes have also been reported and discussed in this book. These include titania, zirconia, titanium-alumina, and zirconia-alumina incorporated with Benzotriazole (BTA) as an inhibitor. Advanced ceramic materials that have been used for the purpose of wastewater treatment including ceramic sorbents, resins, aerosols, and ceramic membranes that have been widely used for wastewater treatment purposes are also discussed in depth.Moreover, the book presents the preparation of geopolymers by microwave treatments and explains how their properties can be tuned using microwaves. Furthermore, the future and perspective of these advanced ceramic materials and their modifications to ensure better efficacy toward environmental remediation purposes are highlighted in this book.

This book covers synthesis, characterization, and applications of diverse types of nanomaterials. Specifically, it describes carbon, graphene, and graphene oxide-based nanomaterials and their use for environmental remediation; rare-earth ions-activated nanophosphors and their application; lanthanide-based oxides as advanced nanostructured materials for organic decontamination; and advanced functional nanomaterials for pollutant sensing and water remediation. The chapters explore the use of nanomaterials in solid-phase extraction technique, design of colorimetric sensor based on gold nanoparticles, optical sources and waveguides based on flexible 1D nanomaterials, synthesis and property characterization of 2D materials with applications, and the scale effects on the value of the surface energy of a solid. The developments of some nanomaterials such as zinc and nickel sulfides as photocatalysts and electrocatalysts, effects of reducing size and incorporation of nanoadditives, advanced carbon nanomaterials such as carbon nanotubes, carbon nanofibers, and graphene and its derivations as adsorbents, and carbon spheres and carbon soot for tribological applications are also presented in this book. In addition, nanomaterials for concrete coating applications and advances in the processing of high-entropy alloys by means of mechanical alloying are also covered. Subsequently, the use of nanomaterials in endodontics and the use of nanotechnology strategies to enhance restorative resin-based dental nanomaterials are reported.