Division of Physical and Mathematical Sciences: Recent submissions
Now showing items 681-700 of 1267
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Investigation of Switching mechanism, Thermal, Electrochemical and Structural properties of Solid Electrolytic, Superionic α-AgI based Silver Molybdate glass for Resistive Memory (RRAM) Applications
Developing efficient, fast performing and thermally stable AgI-Ag2O-MoO3glasses are of great interest for Resistive Random Access Memory (RRAM) applications; however there many challenges such as metallization in bulk, ... -
Thermodynamics and Statistical mechanics of loops: A Monte Carlo study
Thermodynamics and Statistical Mechanics of Multi-colored Loop models in three dimensions: A Monte-Carlo study. Soumya Kanti Ganguly Department of Physics. ABSTRACT A perfectly crystalline solid is a regular ... -
Effects of Strong Electron-Electron Correlations on Band Insulators in Equilibrium and Non-Equilibrium
In this thesis, several aspects of correlation effects in band insulators that were hitherto not addressed, both in equilibrium and non-equilibrium, are studied using the Ionic Hubbard model (IHM) at half-filling and ... -
A Microrobotic System with Integrated Force Sensing Capability for Manipulation of Magnetic Particles in Three Dimensions
Micro-robotic systems are used in various fields of science and technology for the manipulation of objects of size less than a millimeter. Magnetic tweezers can be considered as micro-robotic systems due to their ability ... -
Exploration of multiferroicity, emergence of exchange bias effect and glassy magnetism in doped hexagonal rare-earth manganites
In recent days, the need for device miniaturization has led to immense research activities in the field of material science. It has become essential to discover and design new materials or to modify the existing materials ... -
Computation of Sparse Representations of High Dimensional Time Series Data and Experimental Applications
Obtaining a sparse representation of high dimensional data is often the first step towards its further analysis. Conventional Vector Autoregressive (VAR) modelling methods applied to such data results in noisy, non-sparse ... -
Design, Fabrication and Development of Polymer Microcantilever for Flow Rate Measurement and Thermal Actuation
Design, fabrication and development of polymer microcantilever for flow rate measurement and thermal actuation Research Supervisors: Prof. K. Rajanna and Dr. G. R. Jayanth Microcantilevers are sensitive micromechanical ... -
A Probing System for Dynamic Mode Atomic Force Microscopy Based on Specialized Probes
The dynamic mode atomic force microscope (AFM) is a versatile tool that uses a resonantly excited micro-cantilever probe to obtain a sample’s topography and to characterize its material properties. While a number of useful ... -
Graph Spectral Methods for Analysis of Protein Structures
Network representation of protein structures is an information-rich mode of examining protein structure, dynamics and its interactions with biomolecules. Graph spectral methods are extremely useful and powerful in analysing ... -
Material and Mechanical Aspects of Thin Film Coatings for Strain Sensing Application on Aero Engines
Aero engines are one of the most complex machines on this planet and have propelled the necessity of advanced material technologies. Health monitoring of the engine is performed by a variety of sensors and amongst these ... -
Direct and Indirect Search for New Physics at Colliders
The Standard Model (SM) of particle physics has been remarkably successful to describe strong, weak and electromagnetic forces of nature, as it has agreed with most of the experiments till date. However, there are still ... -
Emergent Phenomena from Contacts and Disorder in High Mobility Graphene
The discovery of graphene and analogous van der Waals materials offers a platform for the discovery and exploration of various novel physical phenomena. Here we study the effects of local interaction and strong localisation ... -
Development of Graphene Metal Nanocomposite Resistive Films for Flexible Sensors and Body Warmer Applications
Mankind’s desire is to replicate the nature’s creation provided an impetus and inspiration to the rapid advancements, especially progress made in the sensors and other devices for next generation technologies from nanoscience ... -
Design and Development of Non-intrusive Optical Probes for Quantitative Analysis of Flow Fields in Hypersonic Shock Tunnels
This thesis describes the development of light-based, non-interfering interrogation tools for quantitative assessment of density variations in hypersonic flows over the test models of interest in aerodynamics. Since flow ... -
Quantum dynamics of weak measurements: Understanding the Born rule and applying weak error correction
Projective measurement is used as a fundamental axiom in quantum mechanics, even though it is discontinuous and cannot predict which measured operator eigen state will be observed in which experimental run. The probabilistic ... -
Study of Stellar Relics from the Early Galaxy
The thesis, in general aims at studying the early history of the Milky way through the chemical abundances of metal poor stars in the Halo and in the satellite galaxies of the Milky way. Halo of a galaxy is one of the early ... -
Structural Bioinformatics of Ligand Recognition in Proteins : A large-scale Analysis and Applications in Drug Discovery
Biological processes are governed by highly specific macromolecular interactions. Understanding the precise mechanism of ligand recognition in proteins is essential for deriving features responsible for such recognition ... -
Coupled Optical and Electrochemical Properties of ZnCo2O4 for Radiation Sensitive Supercapacitor : An Approach Towards Self-powered Photosensitive Energy Storage
Recently, the fields of energy conversion and storage have drawn great interests in the research community due to the wide range of practical applications in the society. Among them, photodetector (PD) and supercapacitor ... -
Analytic Models, Dilations, Wandering Subspaces and Inner Functions
This thesis concerns dilation theory, analytic models, joint invariant subspaces, reproducing kernelHilbert spaces and multipliers associated to commuting tuples of bounded linear operators on Hilbert spaces. The main ... -
Dynamic Flow Rules in Continuum Visco-plasticity and Damage Models for Poly-crystalline Solids
Modelling highly non-linear, strongly temperature- and rate-dependent visco-plastic behaviour of poly-crystalline solids (e.g., metals and metallic alloys) is one of the most challenging topics of contemporary research ...