Browsing Division of Physical and Mathematical Sciences by Title
Now showing items 259-278 of 958
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Exploring Electron Bubbles in Liquid Helium using Cavitation
An electron entering liquid helium experiences a repulsive potential of 1 eV. This originates in the interaction between the injected electron and electrons of the closed shells of helium atoms through Pauli exclusion ... -
Exploring one and two-channel Kondo effect and investigating dielectric properties in ferrimagentic nanocomposites of LaNiO3 and CoFe2O4
The Kondo effect is a well-known and intensely studied phenomenon in condensed matter physics. After the theoretical prediction of Zawadowski and Noizères about the two-channel Kondo (2CK) effect, several successful attempts ... -
Exploring Polynomial Convexity Of Certain Classes Of Sets
(2011-07-18)Let K be a compact subset of Cn . The polynomially convex hull of K is defined as The compact set K is said to be polynomially convex if = K. A closed subset is said to be locally polynomially convex at if there ... -
Exploring the Fractional Quantum Hall Effect and Electron-Electron Interactions in ABA Trilayer Graphene through Electric Fields
Since the discovery of graphene (a single sheet of carbon atoms) in 2004, the field has expanded with groundbreaking discoveries like the Quantum Hall effect, correlated phenomena, superconductivity, and ferromagnetism. ... -
Exponential Resummation of QCD at Finite Chemical Potential
A comprehensive study of the QCD phase diagram is one of the challenging and open problems in high energy physics. Having significant astrophysical implications, this is also important in constructing the chronological ... -
Fabrication and Characterization of Multilayer MoS2 Coated Etched Fiber Bragg Grating Sensors and Side-hole Packaged Fiber Bragg Grating Sensors with Enhanced sensitivity for Different Applications
In summary, MoS2 coated, etched FBG sensors have been used for various applications. Firstly, the strain sensitivity has been studied; a high strain sensitivity of 6.3 pm/μɛ with a linear range of sensing response from 0 ... -
Fabrication and Optimization of Yttria Stabilized Zirconia Thinfilms towards the Development of Electrochemical Gas Sensor
(2018-02-06)Yttria stabilized Zirconia (8YSZ) is an extensively used solid electrolyte, which finds applications in electrochemical sensors, solid oxide fuel cells and gate oxide in MOSFETs. Recent studies report that YSZ thin films ... -
Facile and Process Compatible Growth of High-k Gate Dielectric Materials (TiO2, ZrO2 and HfO2) on Si and the Investigation of these Oxides and their Interfaces by Deep Level Transient Spectroscopy
(2018-07-14)The continuous downscaling has enforced the device size and oxide thickness to few nanometers. After serving for several decades as an excellent gate oxide layer in complementary metal oxide semiconductor (CMOS) devices, ... -
Fermi Bubbles and Galactic Outflows in Circumgalactic Medium
Galactic outflows play an important role in the formation and evolution of galaxies by regulating the star formation rate (SFR) within them and by throwing out metals into the intergalactic medium (IGM). They are key to ... -
Feynman Integral Calculus and Hypergeometric Functions: New Results, Interconnections and Computer Algebra
Feynman integrals play a fundamental role in perturbative calculations within the realm of quantum field theory. In this thesis, we study several important mathematical properties of multi-loop multi-leg Feynman Integrals ... -
Fiber Bragg Grating Based Sensing Devices for Novel Applications in Bio-medical and Engineering Fields
Sensors have been an integral part of human life. Various sensor technologies have contributed in their own ways to fulfill specific requirements for aiding human beings. In this context, fiber optic sensors have several ... -
Fiber Bragg Grating Interrogation Systems
(2010-10-21)This thesis work deals with the development of three different categories of interrogation techniques for Fiber Bragg Grating based sensor networks. Such networks are used for structural health monitoring and other ... -
Fiber Bragg Grating Sensors : An Exploration Of Applications In Diverse Fields
(2016-03-01)Sensors have become essential elements in human life for safe and comfortable existence in the ever demanding world. Various technologies over decades have contributed in their own way fulfilling innumerable sensing ... -
Finite Element Analysis of Interior and Boundary Control Problems
(2018-06-18)The primary goal of this thesis is to study finite element based a priori and a posteriori error estimates of optimal control problems of various kinds governed by linear elliptic PDEs (partial differential equations) of ... -
Finite Element Analysis of Optimal Control Problems Governed by Certain PDEs
The primary goal of this thesis is to study finite element based \textit{a priori} and \textit{a posteriori} error analysis of optimal control problems of various kinds governed by linear elliptic PDEs of second order. ... -
First Principles Study of Oxides : Bulk, Interfaces and Defects
In the recent years, oxides have been the focus of numerous theoretical and experimental studies. This is because of a wide variety of exotic physical phenomenon, such as multiferroicity, charge ordering, metal-insulator ... -
First principles study of the structural, electronic, elastic, mechanical, thermal, and vibrational properties in pyrochlores and temperature-dependent phonon properties in pyrochlores and SrTiO3 perovskite
In this thesis, first-principles density functional theory (DFT) calculations are used to study the structural, electronic, elastic, mechanical, and thermal properties in a series of pyrochlore materials. The vibrational ... -
Flavor and Dark Matter Issues in Supersymmetric Models
(2018-04-06)The Standard Model of particle physics attempts to unify the fundamental forces in the Universe (except gravity). Over the years it has been tested in numerous experiments. While these experimental results strengthen our ... -
Flocks, Flow and Fluctuations in Inanimate Matter : Simulations and Theory
In this thesis we study a novel soft-matter system that imitates motility. Our system consists of a few asymmetrically tapered brass rods and aluminium beads which are confined between two vertically shaking plates. The ... -
Flow Induced Instabilities, Shear-Thickening And Fluctuation Relations In Sheared Soft Matter
(2016-09-09)In day to day life we encounter many different materials which are intermediate between crystalline solids and simple liquids that include paints , glues , suspensions, polymers, surfactants, food and cosmetic products and ...