Nanomagnetism : fundamentals and applications

 Content: Front Cover; Nanomagnetism: Fundamentals and Applications; Copyright; Contents; Contributors; Preface; Chapter 1: Tutorial Section on Nanomagnetism; 1. Why is the Nanometer Scale Special in Magnetism?; 2. Formation of Domains in Magnetic Materials; 3. Domain Walls; 4. Single-Domain Particles; 5. The Blocking Temperature; 6. Magnetisation Dynamics in Nanoparticles Above the Blocking Temperature-Superparamagnetism; 7. Observation of Superparamagnetic Behaviour; 8. Magnetisation in Assemblies of Blocked Nanoparticles; 9. Enhanced Magnetic Moments in Nanoparticles; 9.1. Orbital Magnetic Moments 9.2. Spin Magnetic Moments10. The Effect of Nanoparticle Interactions on Magnetic Behaviour; 10.1. Volume Fractions Below the Percolation Threshold; 10.2. Volume Fractions Above the Percolation Threshold; References; Chapter 2: Spin and Orbital Magnetism in Free Nanoparticles: Size, Composition, and Temperature Effects; 1. Introduction; 2. Theoretical Background; 2.1. Density-Functional Theory; 2.2. Self-Consistent Tight-Binding Theory; 2.3. Spin-Fluctuation Theory; 3. Size and Environment Dependence on Spin Magnetism in Transition-Metal Clusters; 4. FeRh, CoRh, and CoPt Alloy Clusters 5. From Hund\'s Rules to Bulk Quenching of Orbital Magnetism6. Magnetic Anisotropy of Transition-Metal Clusters; 7. Tailoring the Magnetic Anisotropy of CoRh Nanoalloys; 8. Finite Temperature Magnetic Properties; 8.1. Low-Temperature Spin-Fluctuation Energies in TM Clusters; 8.2. Short-Range Magnetic Order in FeN and NiN; 8.3. MC Simulations of Itinerant Cluster Magnetism; 9. Conclusion; Acknowledgements; Abbreviations; References; Chapter 3: Novel Methods for the Synthesis of Magnetic Nanoparticles; 1. Introduction 2. Production of Iron Oxide Nanoparticles By Co-precipitation, Partial Oxidation of Ferrous Hydroxide and Thermal Decompo...3. Synthesis of MNPs By MTB; 3.1. Introduction to Magnetotactic Bacteria; 3.2. Microbiology and Diversity; 3.3. Magnetosome Membrane; 3.4. The Magnetosome Genes; 3.5. Magnetosome Proteins; 3.5.1. Iron Transport Proteins; 3.5.2. Magnetosome Chain Proteins; 3.5.3. Magnetite Interacting Proteins; 3.6. Magnetosome Formation Mechanism; 3.7. Exploiting Magnetosome Synthesis; 3.7.1. Enhanced Magnetosome Biosynthesis In Vivo; 3.7.2. Enhanced MNP Biokleptic Synthesis In Vitro 3.7.2.1. In Solution3.7.2.2. Surfaces; 3.8. Future Perspectives for Biological Synthesis; 4. Dendrimer Encapsulated Nanoparticle or DENs; 4.1. Synthesis and Characterisation of Dendrimer Encapsulated MNPs; 4.2. Monometallic Dendrimer Encapsulated MNPs; 4.3. Bimetallic Dendrimer Encapsulated MNPs; 4.4. Summary of Synthesis of Dendrimer Encapsulated MNPs; 5. Gas-Phase Synthesis of Nanoparticles and Nanoparticle Materials; 5.1. Cluster Beam Sources; 5.2. Production of Bimetallic Nanoparticles with Various Structures
 Abstract:             Nanomagnetism: Fundamentals and Applications is a complete guide to the theory and practical applications of magnetism at the nanometer scale. It covers a wide range of potential applications including materials science, medicine, and the environment. A tutorial covers the special magnetic properties of nanoscale systems in various environments, from free clusters to nanostructured materials. Subsequent chapters focus on the current state of research in theory and experiment in specific areas, and also include applications of nanoscale systems to synthesizing high-performance materials