Now showing items 28-47 of 195
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Development of Polyethylene Grafted Graphene Oxide Reinforced High Density Polyethylene Bionanocomposites
(2018-05-22)The uniform dispersion of the nano fillers without agglomeration in a polymeric matrix is widely adapted for the purpose of mechanical properties enhancement. In the context to biomedical applications, the type and amount ... -
Developmental Strategies to Address Prosthetic Infection and Magneto-Responsive Biomaterials for Orthopaedic Applications
(2018-05-16)The issue of prosthetic infection leading to implant failure due to the formation of bacterial biofilms on biomaterial surfaces has been widely recognized as a major issue, often leading to revision surgery. The growing ... -
Dielectric Titanate Ceramics : Contributions From Uncommon Substituents And Microstructural Modifications
(2009-03-02)This thesis deals with the investigations on the dielectric properties of polycrystalline ceramics having uncommon substitutions in barium titanate and other related phases of BaTiO3-CaTiO3, MgTiO3-CaTiO3 and MgTiO3-BaTiO3 ... -
Directing cellular differentiation using biophysical cues on multifunctional biomaterial platforms for neural and osteochondral applications
World health organization (WHO) has recognized multiple degenerative diseases as the leading causes of mortality, globally. The drugs-based clinical treatment of chronic degenerative diseases such as multiple sclerosis, ... -
Dissimilar Hetero-Interfaces with Group III-A Nitrides : Material And Device Perspectives
(2017-10-31)Group III-A nitrides (GaN, AlN, InN and alloys) are materials of considerable contemporary interest and currently enable a wide variety of optoelectronic and high-power, high-frequency electronic applications. All of these ... -
A Dynamical Approach to Plastic Deformation of Nano-Scale Materials : Nano and Micro-Indentation
(2017-11-22)Recent studies demonstrate that mechanical deformation of small volume systems can be significantly different from those of the bulk. One such interesting length scale dependent property is the increase in the yield stress ... -
Dynamical Approach To The Protevin-Le Chatelier Effect
(Indian Institute of Science, 2006-06-07)Materials when subjected to deformation exhibit unstable plastic flow beyond the elastic limit. In certain range of temperature and strain rates many solid state solutions, both interstitial as well as substitutional, ... -
Earth Abundant Alternate Energy Materials for Thin Film Photovoltaics
(2018-04-06)Inexhaustible solar energy, which provides a clean, economic and green energy, seems to be an alternative solution, for current and future energy demands. Harvesting solar energy presents a challenge in using eco-friendly, ... -
Efficient Dislocation Reduction Methods for Integrating Gallium Nitride HEMTs on Si
(2017-11-23)Gallium Nitride (GaN) and its alloys with InN and AlN, the III-nitrides, are of interest for a variety of high power-high frequency electronics and optoelectronics applications. However, unlike Si and GaAs technology that ... -
Efficient Photodetectors Based on Reduced Graphene Oxide
Chapter 1: In chapter 1, we have presented a brief introduction on photodetector and its various applications. Chapter 2: Chapter 2 is the discussion about experimental methods and characterization tools. In this chapter, ... -
Electrical and Non-linear Optical Properties of LiTa(Nb)O3 Nanostructures Evolved in Borate Glass Matrices
The design, fabrication and application of materials that are of dimension(s) in the nanoscale form the basis of nanotechnology. Nanotechnology thrives owing to the anomalous, unique or even at times, extraordinary physical ... -
Electrical and Opto-Electronic Devices Based on SnSe2 Thin Films
SnSe2 is a semiconductor with unique and interesting properties such as band gap with layer thickness dependence. Theoretically, it has been predicted that the band gap can be varied between 1.2 and 2.04 eV. This range of ... -
Electrochemical Behavior of Mn-based Oxide Cathode Materials for Alkali-ion Batteries: Study of Cationic and Anionic Redox Reactions
Better batteries are being developed in response to the growing demand for clean energy in order to replace conventional fossil fuels with renewable energy for affordable and long-term energy storage. Lithium-ion ... -
Electron Microscopy Investigation of Formation Mechanism, Structure and Stability of Functional Nanostructures & Hybrids
Micro/nano-structural characteristics of functional materials play a crucial role in their properties. In that spirit, it is of utmost importance to explore the ‘room at the bottom’, to characterize the functional nanomaterials ... -
Electron Microscopy Investigations of Surface-modulated Nanomaterials for Electrocatalytic Applications
With advancement and increasing usage of technologies, the demand for energy is also growing. However, the limited and ever-depleting stock of natural gas and fossil fuels has necessitated for better solutions in energy ... -
Electron Microscopy Investigations on Solution Grown Stannous Oxide Nanosheets
In this thesis, motivated by the possibility of studying rich scientific phenomena using morphology controlled single crystals, experimental observation of new features in the growth and structure of layered oxide materials ... -
Engineered Catalytic Metal—Metal-Oxide Nano-heterostructures for CO Oxidation
Owing to its interesting chemistry and toxic nature, catalytic oxidation of CO is of both fundamental and practical interest. Two applications, viz. CO conversion in the catalytic converters and pre-treatment of CO-rich ... -
Epitaxial Nonpolar III-Nitrides by Plasma-Assisted Molecular Beam Epitaxy
(2018-08-09)The popularity of III-nitride materials has taken up the semiconductor industry to newer applications because of their remarkable properties. In addition to having a direct and wide band gap of 3.4 eV, a very fascinating ... -
Epitaxial Perovskite Superlattices For Voltage Tunable Device Applications
(2013-10-03)Perovskite based artificial superlattices has recently been extensively investigated due to the immense promise in various device applications. The major applications include non-volatile random access memories, microwave ...