Browsing Instrumentation and Applied Physics (IAP) by thesis submitted date"2020"
Now showing items 1-14 of 14
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Adaptive Dielectric Thin Film Transistor : A Self-Configuring Device for Low Power Electrostatic Discharge Protection
Large area and flexible electronic systems are widely used in applications such as displays, image sensors, wearable electronics, and energy harvesting systems. One of the fundamental functional blocks in these systems is ... -
Design and Analysis of Surface Acoustic Wave Filters
The generation and detection of surface acoustic waves (SAWs) using interdigital transducers (IDTs) on a piezoelectric surface have been used to produce many high performance Band Pass Filters. This thesis focuses on ... -
Design, Development and Validation of High Performance Fiber Bragg Grating Accelerometers
Fiber Bragg grating (FBG) accelerometers have attracted the attention of researchers as an efficient and attractive alternative to conventional electrical accelerometers. They exploit the remarkable sensing capabilities ... -
Diamagnetically levitated nano positioners with large-range and multiple degrees of freedom
Precision positioning stages are indispensable in many branches of science and engineering, where they are employed for imaging, manipulation, fabrication, and material characterization. Compact, multi-degree-of-freedom ... -
Electric Field Assisted Self-Healing (eFASH)
Circuit failure due to the open faults in the interconnect is the most common problem regarding the reliability of electronic systems. This is particularly true for large-area electronic systems such as display, image ... -
Elucidating Intricate Excited-state Dynamics in Molecular Systems Using Time-resolved Transient Absorption and Ultrafast Raman Spectroscopy
Abstract The excited-state dynamics of molecular materials is of great importance to understand early time photodynamics. We have used Femtosecond Transient Absorption (fs-TA) and Ultrafast Raman Loss Spectroscopy (URLS) ... -
Infrared interaction in surface modified thin film of carbon nanotubes
In the entire study carried out in this thesis work, it has been established that, interfacial interaction of MWCNTs with functional materials like QDs, semiconducting NPs and metal NPs is beneficial towards improving ... -
Optimisation of Coating Protocols for Etched Fibre Bragg Grating Sensors and Applications in Sensing
Fibre Bragg grating sensors, characterised by high sensitivity, flexibility, and immunity to electromagnetic interference, have found applications in commercial-grade temperature and strain sensors. Removing the clad, ... -
Point-of-need analyte detection using dsDNA-templated fluorescent copper nanoparticles
The detection of various types of pollutants, toxins, and adulterants that are detrimental to the environment and human health is essential for monitoring air, water, soil, and food quality. Technologies that enable the ... -
Shape and Load Estimation using Fiber Bragg Grating Sensors for Structural Health Monitoring of Aircraft Structures
Aerospace structures are exposed to severe loading and environmental conditions, which necessitates constant inspection and maintenance to improve safety and reliability. Currently, the aerospace industry largely depends ... -
Studies on Single Step Deposition of ZnO Nanostructured Thin Films for Sensing and Photocatalysis Application
ZnO, band gap of ~3.37eV, is a chemical stable, biocompatiable, non-toxic n-type semiconductor material. Due to advancement of microfabrication technology and chemical synthesis method, nanostructured ZnO are found to be ... -
Synergetic effect of electrostatic gating and interfacial states in molecular switching operation in molybdenum disulfide based thin hetero-interfaces
Nowadays, two-dimensional (2D) materials have stimulated intensive research due to their intriguing physical properties and excellent electronic application. van der Waals (vdW) semiconductors are attractive for electrically ... -
Thin Film Electronics on Edible Substrates
The recent years have seen the development biocompatible ingestible and implantable devices for human health monitoring. The major issue is the toxicity of the organic materials (polymers) used in the implants and consequently ... -
Wearable Sensors using Solution Processed 2D Materials
Wearable sensors, as the name implies, are devices that can be donned onto the body in order to continuously detect, monitor and analyze various signals generated by the subject and the immediate surroundings. Applications ...