Instrumentation and Applied Physics (IAP)
Recent Submissions
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Study of the source-substrate geometry to achieve thickness uniformity of thin films
Despite the various technical skills that are available, the thickness uniformity cannot be made better than ±1% on a large number of substrates. In addition to the theoretical limitations, one has practical difficulties ... -
Towards microwave excitation-free broadband single photon source using Landau-Zener transitions in a flux qubit
Single photon sources are essential resources for quantum computation, quantum communication, quantum information processing, quantum cryptography and other applications. Over the past two decades, superconducting circuits ... -
Engineering 2D Materials and Heterostructures for Advanced Gas Sensing and Molecular Memory Devices
The increasing need for monitoring environmental health has spurred the search for advanced sensing materials to create energy efficient, low cost, light weight gas sensing systems. The inherent attributes of 2D materials, ... -
Design,fabrication and instrumentation of a broadcast bus multicomputer system
In this thesis, we propose, design, and give the implementation details of a Multicomputer System called the Broadcast Bus Multicomputer System (BBMS). We also model the message broadcast bus and compare the analytical ... -
On Fluidic Plasmonics: Harnessing Liquid Metals for Tunable Nanophotonics
Low melting point metals, in particular, Ga and its alloys, have been used in electronics applications extensively, while their photonic applications in the visible region (2-3eV photon energy) of the electromagnetic ... -
Proximity engineering of correlated states in graphene heterostructures
Strong electronic correlations are central to many phenomena in condensed matter physics, including unconventional superconductivity, the fractional quantum Hall effect, nematicity, and non-Fermi liquid behavior. In ... -
Polarized Light Based Photoacoustics for Deep-Tissue Chiral Biomolecular Sensing
Sensing methodologies are indispensable for detecting and quantifying physical, chemical, and biological parameters with precision, especially for biomedical applications. These techniques enable early disease detection, ... -
In-Line Diagnostics for Inkjet Printed Electronics
The development of solution processed thin film circuits involves various process stages. One of the key parameters that decides the performance of the circuit is the semiconductor-insulator interface and the quality of ... -
Water Quality Monitoring Using Fibre Bragg Grating Sensors
The quality of water is an important factor in human health, ecosystem balance, and sustainable development. The growing presence of contaminants such as heavy metals and bio-pathogens in water bodies poses significant ... -
Monolayer MoS2-based heterostructure devices on Silicon and Flexible Substrates
This work presents a comprehensive study of MoS2-based field-effect transistors (FETs), investigating three key aspects: hysteresis effects, asymmetric I-V characteristics, and piezoelectric properties. Through an exploration ... -
Development of Inorganic Perovskite Nanocrystals for Optoelectronic Applications
Metal Halide Perovskites (APbX3) have garnered appreciable attention from researchers because of their fascinating optoelectronic properties. These properties include high absorption coefficient, defect tolerance, long ... -
Monolayer MoS2 and plasmonic heterostructure for molecular sensor
In recent years, artificially engineered materials, known as meta structures, have demonstrated tuneable optoelectronic properties, making meta-coupled devices highly advantageous for a wide range of technological applications. ... -
The influence of temperature and bias voltage on bulk and two-dimensional bismuth sulfide for optoelectronic applications
The field of optoelectronics seeks sustainable, abundant, and cost-effective materials that can reliably perform under varying environmental conditions. Bismuth sulfide (Bi2S3), a narrow bandgap (1.3 eV) semiconductor has ... -
Design and analysis of a miniaturized Atomic Force Microscope scan head
An Atomic Force Microscope (AFM) is a type of scanning probe microscope used for nano-scale characterization, topography imaging and manipulation of conducting and insulating samples, at sub-nanometer resolution. Its ... -
Computation of Induced Eddy Currents in Axially Symmetric Geometries Using the Coupled Inductor Method
The computation of eddy currents is essential in applications including induction heating, magnetic levitation, and non-destructive testing. Usually, the numerical solution of partial differential equations derived from ... -
Synthesis, characterization and morphology control of colloidal MoS2 quantum dots and their applications
The quantum dots (QDs) are known as artificial atoms due to their size of the order of 2-10 nm. After their discovery in 1980, QDs have attracted significant attention due to their enhanced optical, electronic, and chemical ... -
Studies of light-matter interaction in driven circuit quantum electrodynamics (cQED) systems
Quantum information processing leverages the principles of quantum mechanics to process information in ways that classical systems cannot. The principle of superposition and entanglement can allow quantum computers to solve ...
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