Browsing Materials Research Centre (MRC) by Title
Now showing items 73-92 of 195
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Integration of AlGaN with (111) Si Substrate by MOCVD
AlGaN is an important semiconductor material for electronic and optoelectronic applications. The change in composition of AlGaN (AlN to GaN) provides a range of bandgaps extending from 6.01 eV, far ultraviolet, to 3.4 ... -
Interfacing Biomolecules with Nanomaterials for Novel Applications
(2018-03-02)This thesis deals with the research work carried out for the development of novel applications by integrating biomolecules with various nanostructures. The thesis is organized as follows: Chapter 1 reviews the properties ... -
Investigation into the Synthesis, Structure and Dielectric Property of Lead-Free Double Perovskite Structured Materials
Lead based materials have shown to be important materials showing high piezoelectricity, colossal dielectric constant, ferroelectricity along with their good mechanical behaviour and resistance to corrosion. As a result, ... -
Investigation of 1D nanostructures and heterostructures using electron microscopy
Inorganic colloidal nanocrystals are extensively used in various fields such as electronics, sensing, photonics, thermoelectrics and catalysis. The intriguing properties of these colloidal nanocrystals can be attributed ... -
Investigation of machine learning and deep learning methodologies for applications in biomechanics, additive manufacturing, and microstructure fingerprinting: A Biomaterialomics approach
Traditional approaches to developing biomaterials and implants require intuitive tuning of process variables, long innovation cycle, and high costs. Accelerating the production of personalized, implantable biomaterials and ... -
Investigation of Structural and Electronic Aspects of Ultrathin Metal Nanowires
(2018-02-11)The constant trend of device miniaturization along with ever-growing list of unusual behaviour of nanoscale materials has fuelled the recent research in fabrication and applications of ultrathin (~2 nm diameter) nanowires. ... -
Investigation on AxMn3O7 Class of Layered Oxides as Versatile Battery Cathodes: Structure and Electrochemistry
Rechargeable battery technologies have been the spotlight of global scientific research in the quest to address steadily growing energy demand. Currently, Li-ion batteries have unanimously occupied consumer electronic ... -
Investigations Into The Bulk Single Crystals, Nano Crystal Composites And Thin Films Of Ferroelectric Materials For Pyroelectric Sensor Applications
(2011-02-02)In this thesis, the results pertaining to various investigations carried out on Triglycine sulphate (TGS) single crystals, polyvinylidene fluoride (PVDF) films, lithium tantalate (LT)/PVDF nanocomposites and LT thin films ... -
Investigations into the Microstructure Dependent Dielectric, Piezoelectric, Ferroelectric and Non-linear Optical Properties of Sr2Bi4Ti5O18 Ceramics
(2018-03-14)Ferroelectric materials are very promising for a variety of applications such as high-permittivity capacitors, ferroelectric memories, pyroelctric sensors, piezoelectric and electrostrictive transducers and electro-optic ... -
Investigations Into The Microstructure-Property Correlation In Doped And Undoped Giant Dielectric Constant Material CaCu3Ti4O12
(2010-05-24)High dielectric constant materials are of technological importance as they lead to the miniaturization of the electronic devices. In this context, the observation of anomalously high dielectric constant (>104) in the ... -
Investigations Into The Structural And Dielectric Properties Of Nanocrystallites Of CaCu3Ti4O12 And The Composites Based On Polymers And Glasses
(2013-09-10)Ceramics and polymer-ceramic composites associated with high dielectric constants are of both scientific and industrial interest as these could be used in devices such as capacitors, resonators and filters. High dielectric ... -
Investigations into the Structural and Physical Properties of Li2O-M2O-2B2O3 (M=Li, Na & K), BaO-TiO2-B2O3 and 2Bi2O3-B2O3 Glass Systems
(2018-04-06)Borate glasses and glass-nano/microcrystal composite fabrication and investigations into their physical properties, have been interesting from their multifunctionalities view point. Certain borate structural units possess ... -
Investigations Into The Synthesis, Structural And Dielectric Properties Concerning The Relaxor Behavior Of n=2 Members Of The Aurivillius Family Of Oxides
(2010-05-21)Relaxor ferroelectrics have been a subject of intense research owing to their interesting physical properties such as high dielectric constant and giant electro-striction. Unlike the conventional lead based relaxors, the ... -
Investigations into the Synthesis, Structural and Multifunctional Aspects of Ba0.85Ca0.15Zr0.1Ti0.9O3 and K0.5Na0.5NbO3 Ceramics
(2018-06-23)Non-centrosymmetric materials that can be polarized under applied mechanical stress or electric field are piezoelectric in nature and the phenomenon is called piezoelectric effect. They are broadly classified as direct and ... -
Investigations into the Synthesis, Structural, Dielectric and Optical Properties of Multifunctional M2NaNb5O15 (M=Ba, Sr) Nanocrystals and Glass Nanocrystal Composites
The physical properties of borate-based glasses comprising crystallites of inorganic materials (polar) at different length scales have become increasingly important owing to their importance in the design and fabrication ... -
Investigations into the Synthesis, Structural, Dielectric, Piezoelectric and Ferroelectric Properties of Lead-Free Aurivillius Family of Oxides
(2018-07-30)Bismuth layer-structured ferroelectrics have received significant attention recently due to their fairly high TC and good fatigue endurance which make them important candidates for non-volatile ferroelectric random access ... -
Investigations of Borocarbonitrides and Nanocarbons
The thesis consists of three parts of which Part 1 describes the investigations of borocarbonitrides. In this Part, Section 1.1 provides the synthesis and characterization of different compositions of borocarbonitrides. ... -
Investigations Of Mechanical And Thermoelectric Properties Of Group (VIB) Transition Metal Disilicides
(2009-09-10)Transition Metal (TM) silicides are potential materials for different high temperature applications due to their high melting points and chemical stability at elevated temperatures. In the present work, the possible use of ... -
Investigations of Solution Combustion Process and their Utilization for Bioceramic Applications
(2018-01-13)Solution combustion synthesis (SCS) with its origin at IPC department of IISc has been widely practiced for synthesis of oxide materials. It is simple and low cost process, with energy and time savings that can be used to ...