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  • TITLE
  • DEDICATION
  • DECLARATION
  • CERTIFICATE
  • ACKNOWLEDGEMENT
  • CONTENTS
  • Preface
  • 1. General Introduction
  • 1.1 Glasses - An Introduction
  • 1.2 General aspects of glasses
  • Fig.1.1. Schematic diagram of the atomic and pair distribution function for gas, liquids, and crystal states
  • Fig.1.2. Atomic structural representation of (a) A203 crystal (b) A203 glass
  • 1.3 Glass formers and network modifiers
  • 1.4 Different types of glasses
  • 1.5 Glass preparation
  • Fig.1.3. Structural groups in borate glasses
  • 1.6 Ionic conduction in glasses
  • 1.7 Transport mechanism ionic-super ionic materials
  • 1.8 Thin films -An Introduction
  • 1.9 Preparation of thin films
  • Fig.l.4 Broad classification of thin film deposition techniques
  • 1.10 Mechanism of film formation
  • 1.11 Measurement of thin film thickness
  • 1.12 Characterization of thin films
  • 1.12.1 Evaluation of glass thin filnis
  • 1.13 Importance of thin films
  • 1.14 Ionic conductive glass thin films
  • 1.15 Scope of the present work
  • 1.16 References
  • 2. Experimental Techniques
  • 2.1 Introduction
  • 2.2 Preparation of glass samples
  • 2.3 Preparation of thin films
  • Fig. 2.1 Layout of vacuum evaporation system
  • 2.4 Measurement of thickness
  • Fig. 2.2 Tolanskys method of thickness measurements
  • Fig. 2.3 Fringe displacement at the film step in Tolanskys method
  • 2.5 Elemental analysis
  • 2.6 X-ray analysis
  • 2.7 FTIR spectroscopy
  • 2.8 UV-Visible spectroscopy
  • 2.9 The dc conductivity measurements
  • 2.10 Impedance analysis
  • 2.11 References
  • 3. Study of Optical Properties of B2O3-Li2O-MO (M=Pb, Zn) Glass Thin films
  • 3.1 Introduction
  • 3.2 Theory
  • Fig.3.1 (a) Density of states model and (b) comparative absorption spectra
  • 3.3 Experimental details
  • 3.4 Results and discussions
  • 3.4.1 Effect of heat treatment
  • 3.5 Conclusion
  • 3.6 References
  • 4. FTIR Spectroscopy of B2O3-Li2O-MO (M=Pb, Zn) Glass Thin films
  • 4.1 Introduction
  • 4.2 Experimental detail
  • 4.3 Results and discussions
  • 4.4 Conclusion
  • 4.5 References
  • 5. Study of dc Conductivity of B2O3-Li2O-MO (M=Pb, Zn) Glass Thin films
  • 5.1 Introduction
  • 5.2 Experimental details
  • 5.3 Results and discussions
  • 5.4 Conclusion
  • 5.5 References
  • 6. Impedance Spectroscopic Study of B2O3-Li2O-MO (M=Pb, Zn) Glass Thin film
  • 6.1 Introduction
  • 6.2 Theory
  • 6.3 Experimental details
  • 6.4 Results and discussions
  • 6.5 Conclusion
  • 6.6 References
  • 7. General Conclusion