Instrumentation and Applied Physics (IAP): Recent submissions
Now showing items 61-80 of 221
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Force and Shape Estimation using Fiber Bragg Grating Sensors for Assistance in Minimally Invasive Diagnostic and Surgical Procedures
Fiber Bragg Grating (FBG) sensors have become increasingly popular for applications in biomedical engineering. Amongst these, use of FBGs in ‘smart instruments’ for minimally invasive diagnostic and surgical procedures ... -
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 ... -
Development and Application of Fiber Optic Sensors for Structural and Flight Testing of Aircraft
Structural testing deals with sensing of health parameters such as strain, temperature, vibration, etc. of different structures like aircrafts, ships, bridges, dams, buildings, etc. and it is important from the viewpoint ... -
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 ... -
Design, Development and Characterisation of piezoelectric microvalve for electric propulsion system
The advanced geostationary communication satellites have shown trends in terms of increased power, life and payload mass. For these platforms, Electric Propulsion Systems (EPS) offer an attractive option for overall mass ... -
Synthesis, Characterisation and Optimisation of ZnO Thin film & Nanowire array for Dynamic Pressure Sensing Application
Piezoelectric technology based dynamic pressure sensors are widely used for the measurement of rapid pressure variations with respect to time. Quartz is the piezoelectric material ruling the dynamic pressure sensor industry ... -
Rapid Lightsheet Volume Imaging For Developmental Biology
Optical fluorescence microscopy is one of the key tool, that is indispensable for the study of complex and dynamic biological processes. Key issues associated with the existing fluorescence imaging systems are, ... -
Novel Micro fluidic Techniques for Point-of-Care Diagnostics
Point-of-care Diagnostics (POCD) is one of the rapidly growing areas of health-care sector that avails to the needs of the patient at the point-of-care. An ideal POCD device is required to be compact, portable, offer ... -
Cryogenic Instrumentation using Planar Inductor based Eddy Current Sensors
Cryogenic sensors have become vital in the measurement of crucial parameters in modern scientific research. This work addresses the design, development and testing of planar inductor eddy current sensors and associated ... -
A micro-robotic system with integrated force sensing capability for manipulation of magentic 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 ... -
On-board Failure Diagnostics and Failure Prediction of High Power White Light Emitting Diodes Used in Safety Critical Applications
Light Emitting Diodes (LEDs) have become a focus of global lighting community owing to their long service life, low energy consumption and environmental friendliness. The ever-increasing use of LEDs in many applications ... -
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, ... -
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 ... -
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 ... -
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 ... -
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 ... -
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 ... -
Light-sheet Lithography for Generating Micro/Nano-Structures
Over the past few decades, the study of field distribution at the geometrical focus of a lens (PSF) has gained a huge research interest in field ranging from Nanolithography to microscopy. The central theme of this thesis ...