Browsing Materials Research Centre (MRC) by Subject "Materials Science"
Now showing items 1-20 of 91
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Ab-initio Modeling and Designing of Materials for Thermoelectrics, Optoelectronics and High Temperature Applications
Designing a material for a particular application requires an atomistic understanding of its properties. Recent development in first principles methods and supercomputing speeds has enabled researchers to compute materials ... -
Addressing the Challenges in Designing of Efficient Thermoelectric Materials
Thermoelectric materials offer applications in conversion of waste heat to useful electrical energy and are promising sources of renewable energy. To use a material efficiently in thermoelectric application it is necessary ... -
Borate Based Glasses, Transparent Glass-Microcrystal Composites And Their Physical Properties
(2013-04-30)Transparent glasses embedded with ferroelectric/nonlinear optic crystallites have been in increasing demand as these exhibit promising physical properties. These could be fabricated in large sizes and shapes with high ... -
Chemical Characterisation Of The Surfaces And Interfaces Of Barium Titanate And Related Electronic Ceramics
(2007-10-25)This thesis deals with the investigations on the atomic composition, chemical surface states and microstructural features of barium titanate and other electronic ceramics namely barium polytitantes, calcium manganites and ... -
Controlled Nanoscale Growth of 2D Materials and Their Heterostructures
Unique ranges of properties of two dimensional (2D) materials foster new opportunities in many scientific and technological fields. Beyond pristine 2D materials, their heterostructures provide more possibilities in real ... -
Design and Development of Microstereolithography (MSL) System and Its Applications in Microfabrication of Polymer and Ceramic Structures
(2017-11-30)In the present era where MEMS (Micro Electro-Mechanical Systems) technology is in¬evitable from the perspective of applications in non-silicon based micro-devices (such as biosensors, microfluidics, microvalves etc.), it ... -
"Developing Device Quality Vanadium Dioxide Thin Films for Infrared Applications"
(2018-01-04)Vanadium oxides are being used as the thermal sensing layer because of their applications in infrared detectors. They have high temperature coefficient of resistance, favorable electrical resistance and compatibility with ... -
Development of Multifunctional Biomaterials and Probing the Electric Field Stimulated Cell Functionality on Conducting Substrates : Experimental and Theoretical Studies
(2018-02-28)Materials with appropriate combinations of multifunctional properties (strength, toughness, electrical conductivity and piezoelectricity) together with desired biocompatibility are promising candidates for biomedical ... -
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 ... -
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 ... -
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 ... -
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 ... -
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 ... -
Experimental And Theoretical Studies Of Strongly Correlated Multiferroic Oxides
(2011-05-23)This thesis presents the synthesis and investigations of physical and chemical properties of multiferroic materials experimentally as well as theoretically. Multiferroics are materials in which at least two of the three ...