Browsing Instrumentation and Applied Physics (IAP) by Title
Now showing items 103-122 of 206
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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 ... -
Mathematical And Numerical Studies On The Inverse Problems Associated With Propagation Of Field Correlation Through A Scattering Object
(2011-05-23)This thesis discusses the inverse problem associated with the propagation of field autocorrelation of light through a highly scattering object like tissue. In the first part of the thesis we consider the mathematical issues ... -
Measurement Of Solar Cell AC Parameters Using Impedance Spectroscopy
(Indian Institute of Science, 2006-03-07)Photovoltaic (PV) conversion of solar energy appears to be one of the most promising ways of meeting the increasing future energy demand. In space, photovoltaic power source is the only alternative. The demand for higher ... -
Mechanical Behavior Study of Microporous Assemblies of Carbon Nanotube and Graphene
(2018-08-13)Carbon nanotubes (CNT) and graphene have been one of the noticeable research areas in science and technology. In recent years, the assembly of these carbon nanostructures is one of the most interesting topic to the scientific ... -
Mechanical, Structural, Thermal and Electrical Studies on Indium and Silver Doped Ge-Te Glasses having Possible PCM Applications
(2018-02-09)The Science behind amorphous Chalcogenide materials opened up new technologies in the arena of Phase Change Memories. The Ovonic universal phase change memory is called universal because it can replace flash memory, DRAM ... -
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 ... -
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 ... -
Microscopic Analysis of Self Healing Circuits Using Image Processing
Open circuit faults are common circuit failure mechanism in Thin Film Transistor (TFT) integrated circuits or Printed Circuit Boards (PCBs). Thin film Transistors are widely used in flexible electronics and are ... -
Modified-graphene and carbon nanodots for nitrogen dioxide sensing: Effects of interfacial electronic modulation and dimensionality on gas interaction
Currently, there is an enormous demand for the development of high performance nitrogen dioxide (NO2) gas sensors for environmental pollution monitoring. Hence, there is a constant quest to replace traditional metal oxide ... -
Multi-Axis Motion Measurement Systems Based on Optical Beam Deflection
Multi-axis motion measurement is indispensable for precision motion control, and characterization of dynamic response of mechanical structures. This work describes the development and applications of a 5-axis high bandwidth ... -
Multidimensional Multicolor Image Reconstruction Techniques for Fluorescence Microscopy
(2018-06-26)Fluorescence microscopy is an indispensable tool in the areas of cell biology, histology and material science as it enables non-invasive observation of specimen in their natural environment. The main advantage of fluorescence ... -
Nanocrystalline Titania Based Dye Sensitized Solar Cells - Effect Of Electrodes And Electrolyte On The Performance
(2015-07-22)Dye-sensitized solar cells (DSC) have attracted considerable scientific and industrial interest during the past decade as an economically feasible alternative to conventional photovoltaic devices. DSCs have the potential ... -
Neuronal Correlations And Real-Time Implementation Of Spatio-Temporal Patterns Of Cultured Hippocampal Neural Networks in vitro
(2011-01-19)The study of cultured neuronal networks has opened up avenues for understanding the ion channels, receptor molecules, and synaptic plasticity that may form the basis of learning and memory. The hippocampal neurons prepared ... -
A New Method To Determine Optimal Time-Delays Between Switching Of Digital VLSI Circuits To Minimize Power Supply Noise
(2010-06-01)Power supply noise, which is the variation in the supply voltage across the on-die supply terminals of VLSI circuits, is a serious performance degrader in digital circuits and mixed analog-digital circuits. In digital VLSI ... -
Non-invasive Elastic Property Recovery of Tissue and Tissue-Like Objects from Ultrasound Excited Resonant Modes
This thesis is on non-invasive elastic property measurement of tissue or tissue-mimicking materials through vibro-acoustography and ultrasound assisted diffusing wave spectroscopy (UA-DWS). Towards this, a known force is ... -
Nonlinear Dynamics Of Resonances In, And Ejection From Paul Traps
(2008-09-26)This thesis presents results of investigations that have been carried out to understand dynamics in nonlinear Paul trap mass spectrometers. Of the three problems that have been taken up for study in this thesis, the first ... -
Novel Diffraction Based Deflection Profiling For Microcantilever Sensor Technology
(2015-02-04)A novel optical diffraction based technique is proposed and demonstrated to measure deflections of the order of ~1nm in microcantilevers (MC) designed for sensing ultra-small forces of stress. The proposed method ... -
Novel Methods To Interrogate Fiber Bragg Grating Sensors
(2013-02-14)A novel detection technique to estimate the amount of chirp in fiber Bragg gratings (FBGs) is proposed. This method is based on the fact that reflectivity at central wavelength of FBG reflection changes with strain/temperature ... -
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 ...