Engineered Ferrites and Their Applications

Description

This book edited by leading experts focuses on the foundation of ferrite materials since inception to its contemporary scenario including their vast applications. The contents range from the basic physics and chemistry of ferrites to its applications in telecommunication, SAR reduction, EMI shielding, hyperthermia treatment, and water decontamination. It also focuses on ferrite nanoparticles for sensing application, energy-storage applications, antimicrobial applications, corrosion protection applications, among others. This book is a useful reference to those in academia and industry. Preface Contents About the Editors 1 Basic Physics and Chemistry of Ferrites 1 Introduction of Ferrites 2 Classification of Ferrites 3 Hard Ferrite 3.1 Hexagonal Ferrites 4 Soft Ferrites 4.1 Spinel Ferrite 5 Magnetic Properties of Ferrites 6 Basic Applications Based upon the Properties 7 Conclusion References 2 Tuning of Structural, Electrical and Magnetic Properties of Ferrites 1 Introduction 2 Structural Properties in Ferrites 2.1 Determination of Structural Parameters 2.2 X-ray Density 2.3 Crystallite Size and Micro-Strain 3 Magnetic Properties in Ferrites 4 Electrical Properties in Ferrites 5 Conclusion References 3 Advances in the Processing of Ferrite Nanoparticles 1 Introduction 2 Synthesis Methods 2.1 Solid-State Reaction 2.2 Sol–gel Method 2.3 Co-Precipitation Method 2.4 Hydrothermal Method 2.5 Solvothermal Method 2.6 Citrate Precursor Method 2.7 Reverse Micelle Method 2.8 Sonochemical Method 2.9 Aerosol Spray Pyrolysis Method 3 3D Printing of Ferrite Nanoparticles 4 Conclusion References 4 Ferrite Nanoparticles for Water Decontamination Applications 1 Need of Wastewater Treatment 2 Background of Photocatalytic Wastewater Treatment 3 Magnetic Materials as Photocatalyst 4 Properties of Magnetic Photocatalysts 5 Conclusion References 5 Ferrite Nanoparticles for Hyperthermia Treatment Application 1 Introduction 1.1 Ferrite Nanoparticles 2 Hyperthermia 2.1 Types of Hyperthermia 3 Symptoms of Hyperthermia 4 Causes of Hyperthermia 5 Hyperthermia Risk 6 Diagnosis of Hyperthermia 7 Hyperthermia Treatment 8 Ferrite Nanoparticles for Biomedical Applications 8.1 Control of Hyperthermia with Herbal-Based Nanoparticles (NPs) 9 Conclusion References 6 Ferrite Nanoparticles for Telecommunication Application 1 Introduction 2 Properties of Ferrites Used in Telecommunication Applications and Their Tuning 2.1 Elastic Parameters 2.2 Magnetic Parameters 3 Telecommunication Applications of Ferrites 3.1 The Square-Loop Ferrite Core as a Switching Element 3.2 Filters 3.3 Ferrite Beads 4 Signal Transformers 4.1 Broadband Transformers 4.2 Power Conversion Transformers 5 Conclusions References 7 Role of Ferrite Materials in Renewable Energy Harvesting 1 Introduction 1.1 Ferrite Materials 2 Applications of Ferrite Materials in Renewable Energy Harvesting 2.1 Ferrite Materials Used in Solar Cell 2.2 Ferrites Materials Used in Supercapacitors 2.3 Ferrites Materials Used in Batteries 2.4 Ferrite Materials Used in Fuel Cell 3 Conclusions References 8 Ferrite Nanocomposites for EMI Shielding Applications 1 Introduction 2 Mechanism of EMI Shielding 2.1 Measurements of EMI Shielding Effectiveness 2.2 Shielding Effectiveness Through Reflection 2.3 Shielding Effectiveness Through Absorption 2.4 Shielding Effectiveness Through Multiple Reflection 3 Reflection Loss 4 Properties Associated with Electromagnetic Interference Mechanism 4.1 Tangent Loss (Dielectric and Magnetic) 4.2 Source of Dielectric Loss 4.3 Source of Magnetic Loss 5 Parameters Governing EMI Shielding Mechanism 5.1 Impedance Compatibility Requirement 5.2 Attenuation Constant 6 Conclusion and Prospect References 9 Ferrite Nanoparticles for Sensing Applications 1 Introduction 2 Sensing with FNPs 2.1 Gas and Humidity Sensors 2.2 Bio and Chemical Sensors 2.3 Spinel Ferrites as Temperature Sensors 2.4 Stress Sensors 2.5 Magnetoresistance Sensors 2.6 Ferrites as Components of Optical and Plasmonic Sensors 3 Conclusions and Outlook for MNP Sensors References 10 Ferrite Nanoparticles for Energy Storage Applications 1 Introduction 2 Ferrites for Energy Storage 2.1 Cobalt Ferrite (CoFe2O4) 2.2 Manganese Ferrite (MnFe2O4) 2.3 Zinc Ferrite (ZnFe2O4) 2.4 Nickel Ferrite (NiFe2O4) 3 Conclusions References 11 Ferrite Nanoparticles for Antimicrobial Applications 1 Introduction 2 Synthesis Methods of Ferrite NPs 2.1 Green Ferrite Nanoparticle Synthesis 3 Types of Ferrites Used for Antimicrobial Properties 3.1 Spinel Ferrites 3.2 Hexagonal Ferrites 3.3 The Garnet Ferrites 4 Factors Affecting Properties of Ferrite NPs (w.r.t. Antimicrobial Properties) 4.1 Preparation Method 4.2 Precursor Compounds and pH 4.3 Temperature and Thermal Treatment 4.4 Size and Shape 4.5 Presence of Doping 4.6 Proximity 5 Antimicrobial Applications 5.1 Mechanism of Antimicrobial Action of Ferrites Nanoparticles 6 Toxicity of Ferrites 7 Gaps in Knowledge and Research Requirements 8 Conclusions References 12 Ferrite Nanoparticles for Corrosion Protection Applications 1 Introduction 2 Corrosion Inhibitor 3 Types of Corrosion Inhibitor 4 Ferrite Nanoparticles 5 Anticorrosion Properties of Ferrite Nanoparticles 6 Possible Anticorrosion Mechanisms Adopted by Nanoferrites 7 Factors Affecting Anticorrosion Behaviour of Ferrite Nanoparticles 8 Future Scope of Nanoferrites 9 Conclusion References 13 Biomedical Applications of Ferrites 1 Introduction 2 Hyperthermia 3 MRI and Cancer Diagnosis 3.1 Contrast Agents 4 Drug Delivery 5 Biosensors 6 Brain Stimulation 7 Magnetically Powered Nanorobots 8 Organ Resuscitation 9 Conclusion and Future Perspective References