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  • TITLE
  • CERTIFICATE
  • DECLARATION
  • ACKNOWLEDGEMENT
  • CONTENTS
  • PREFACE
  • 1 GENERAL INTRODUCTION
  • 1.1 Introduction
  • 1.2 The Terminology
  • 1.3 Historical Development
  • 1.4 Methods of Nanoparticle Synthesis
  • 1.5 Characterisation of Nanoparticles
  • 1.6 Unique Properties of Nanoparticles
  • 1.7 Nanophase Materials / Nanostructured Materials
  • 1.7.1 Structure
  • 1.7.2 Grains, Pores and Grain Boundaries
  • 1.7.3 Properties
  • 1.8 Applications
  • 1.8.1 Technological
  • 1.8.2 Commercial
  • 1.9 Present Work
  • 1.10 References
  • 2 EXPERIMENTAL TECHNIQUES
  • 2.1 Introduction
  • 2.2 Chemical Method
  • 2.3 Experimental Characterization
  • 2.3.1 Transmission Electron Microscopy (TEM) Studies
  • 2.3.2 Scanning Electron Microscope (SEM) Imaging
  • 2.3.3 X-ray Diffraction (XRD) Studies
  • 2.3.4 Thermal Analysis
  • 2.3.5 FTIR Analysis
  • 2.3.6 Impedance Measurement
  • 2.3.7 Dielectric Measurements
  • 2.3.8 Magnetic Measurements
  • 2.4 References
  • 3 SYNTHESIS, SIZE, MORPHOLOGY AND STRUCTURE
  • 3.1 Introduction
  • 3.2 Synthesis of Nanoparticles
  • 3.2.1 Synthesis of Ag3PO4 Nanoparticles
  • 3.2.2 Synthesis of FePO4 Nanoparticles
  • 3.2.3 Synthesis of ZnFe2O4 Nanoparticles
  • 3.3 Preparation of Pellets for the Present Study
  • 3.4 TEM Study of Nanoparticles
  • 3.4.1 TEM Study of Ag3PO4 Nanoparticles
  • 3.4.2 TEM Study of FePO4 Nanoparticles
  • 3.4.3 TEM Study of ZnFe2O4 Nanoparticles
  • 3.5 SEM Study of Nanoparticles
  • 3.5.1 Ag3PO4 Nanoparticles
  • 3.5.2 FePO4 Nanoparticles
  • 3.6 X-ray Diffraction Studies of Nanoparticles
  • 3.6.1 Ag3PO4 Nanoparticles
  • 3.6.2 FePO4 Nanoparticles
  • 3.6.3 ZnFe2O4 Nanoparticles
  • 3.7 Conclusion
  • 3.8 References
  • 4 ANALYSIS OF FTlR SPECTRA OF NANOPARTICLES
  • 4.1 Introduction
  • 4.2 Experimental
  • 4.3 Results of FTIR Spectra
  • 4.3.1 Ag3PO4 Nanoparticles
  • 4.3.2 FePO4 Nanoparticles
  • 4.3.3 ZnFe2O4 Nanoparticles
  • 4.4 Conclusion
  • 4.5 References
  • 5 THERMAL ANALYSIS OF NANOPARTICLES
  • 5.1 Introduction
  • 5.2 Experimental
  • 5.3 Results and Discussion
  • 5.3.1 Ag3PO4 Nanoparticles
  • 5.3.2 FePO4 Nanoparticles
  • 5.3.3 ZnFe2O4 Nanoparticles
  • 5.4 Conclusion
  • 5.5 Reference
  • 6 ELECTRICAL PROPERTIES OF NANOPHASE Ag3P04
  • 6.1 Introduction
  • 6.2 Experimental
  • 6.3 Results and Discussion
  • 6.3.1 Impedance Spectroscopic Analysis
  • 6.3.2 Dielectric Properties
  • 6.3.2.1 Dielectric Constant
  • 6.3.2.2 Dielectric loss
  • 6.3.2.3 AC Conductivity
  • 6.4 Conclusion
  • 6.5 References
  • 7 DIELECTRIC BEHAVIOUR OF NANOPHASE FePO4
  • 7.1 Introduction
  • 7.2 Experimental
  • 7.3 Results and Discussion
  • 7.4 Conclusion
  • 7.5 References
  • 8 ELECTRICAL PROPERTIES OF NANOPHASE ZnFe2O4
  • 8.1 Introduction
  • 8.2 Experimental
  • 8.3 Results and Discusskon
  • 8.3.1 Impedance Spectroscopic Analysis
  • 8.3.2 Dielectric Properties
  • 8.3.2.1 Dielectric Constant
  • 8.3.2.2 Dielectric Loss
  • 8.3.2.3 A.C. Conductivity
  • 8.4 Conclusion
  • 8.5 References
  • 9 MAGNETIC PROPERTIES OF NANOPARTICLES
  • 9.1 Introduction
  • 9.2 Experimental
  • 9.2.1 FePO4 Nanoparticles
  • 9.2.2 ZnFe2O4 Nanoparticles
  • 9.3 Results and Discussion
  • 9.3.1 FePO4 Nanoparticles
  • 9.3.2 ZnFe2O4 Nanoparticles
  • 9.4 Conclusion
  • 9.5 References