Online Thesis Search Results

TITLE
CERTIFICATE
DECLARATION
DEDICATION
ACKNOWLEDGEMENT
ABSTRACT
PREFACE
CONTENTS
LIST OF TABLES
LIST OF FIGURES
1. GENERAL INTRODUCTION
1.1 Definition of Glass
1.2 Glass formation by sol-gel chemistry
1.3 Rare Earths
1.4 Semiconductor nanoparticles or quantum dots
1.5 Phonon Side Band (PSB) Spectroscopy
1.6 Raman Spectroscopy
1.7 Permittivity and Conductivity using Microwave Spectroscopy
1.8 Micro Hardness Measurements
1.9 Z-scan Technique and Optical Nonlinearity
References
2. STRUCTURAL AND SPECTROSCOPIC PROPERTIES OF ZnSe/Eu3+ Ions in Silica Matrix
2.1 Introduction
2.2 Europium Ion
2.3 Semiconductor nanocrystals
2.4 Experimental
2.5 FT-IR Studies and Structural Evolution
2.6 Thermal Studies
2.7 TEM analysis and Size determination
2.8 Absorption spectra and Size determination
2.9 Absorption studies and Judd-Ofelt parameter
2.10 Excitation Studies
2.11 Emission Studies
2.12 Conclusions
References
3. STRUCTURAL EVALUATION AND SPECTROSCOPIC CHARACTERISTIC OF CDTE/SM3+ IONS IN SOL-GEL SILICA MATRICES
3.1. Introduction
3.2 CdTe/Sm3+ doped sol-gel silica glasses
3.3 Structural Analysis
3.4 XRD and TEM Analysis
3.5 FT-IR Analysis
3.6 Thermal Studies
3.7 Absorption Studies
3.8 Emission studies
References
4. MICROWAVE AND MICROHARDNESS STUDIES OF CDTE/SM3+ AND ZNSE/EU3+ IONS DOPED SILICA HOSTS
4.1 Microwave studies
4.2 Cavity perturbation technique for dielectric measurement
4.3. Experimental
4.4 Theory of cavity perturbation technique
4.5 Complex permittivity and conductivity of Sm3+ and CdTe/Sm3+ samples
4.6 Complex permittivity and conductivity of Eu3+ and ZnSe/Eu3+ samples
4.7 Micro Hardness
4.8 Results and Discussion
4.9 Conclusion
References
5. PHONON SIDE BAND AND Z-SCAN STUDIES OF ZnSe/Eu3+ IONS DOPED SILICA HOSTS
5.1 Phonon side band analysis (PSB)
5.2 Nonlinear optics
5.3 Third order nonlinearity
5, 4 Nonlinear absorption
5.5 Third orderNLO effectsin ZnSe/Eu 34 doped sol- gel -Glasses
5.6 Conclusions
References