Browsing Instrumentation and Applied Physics (IAP) by Title
Now showing items 129-148 of 206
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Optical Metrology:Techniques For The Measurement Of Optical Parameters
(Indian Institute of Science, 2006-03-08)The work reported in this thesis has been carried out in the following two areas of Optical metrology: 1. Measurement and correction of prism angles 2. Measurement of refractive indices using a spectrograph. The ... -
Optical, Structural and Mechanical Characterization of Ultrafast Laser Inscribed Chalcogenide Waveguides
In recent years, chalcogenide glasses have established their usefulness as attractive candidates for the fabrication of all-optical devices and mid infra-red lasers. These glasses possess low phonon energy and hence high ... -
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, ... -
Optimization of HfO2 Thin Films for Gate Dielectric Applications in 2-D Layered Materials
(2018-03-02)Recently, high-κ materials have become the focus of research and been extensively utilized as the gate dielectric layer in aggressive scaled complementary metal-oxide-semiconductor (CMOS) technology. Hafnium dioxide (HfO2) ... -
Performance Characterization Of A Cylindrical Ion Trap Mass Spectrometer
(2011-01-31)The cylindrical ion trap (CIT) is made up of two planar endcap electrodes and a cylindrical ring electrode. The investigation of simpler geometries like CIT has been started off in recent years with a view towards ... -
Platform Technologies for In vitro Point-of- Care Diagnostics
In vitro diagnostic (IVD) tests are critical for making informed clinical decisions. These tests are performed outside the body using specimens such as blood, sputum, saliva, and urine. IVD tests are usually performed ... -
Point-of-Care High-throughput Optofluidic Microscope for Quantitative Imaging Cytometry
(2018-03-15)Biological research and Clinical Diagnostics heavily rely on Optical Microscopy for analyzing properties of cells. The experimental protocol for con-ducting a microscopy based diagnostic test consists of several manual ... -
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 ... -
Poly-Vinylidene Fluoride Based Vibration Spectrum Sensors and Energy Harvestors
(2017-12-07)Mechanical vibrations in large structures such as buildings, bridges, dams and critical frequencies in large machinery generally have low frequencies (100Hz-1000Hz). To monitor large areas of such structures we need huge ... -
Polyvinylidene Fluoride Nasal Sensor : Design, Development and Its Biomedical Applications
(2018-04-16)The growth of sensors and sensing technologies have made significant impact in our day-to-day life. The five principle sensory organs of our body should perform effectively, so that we can lead a good healthy life. Apart ... -
A Preliminary Investigation Of The Role Of Magnetic Fields In Axially Symmetric rf Ion Traps
(2013-07-16)Axially symmetric rf ion traps consists of a mass analyser having three electrodes, one of which is a central ring electrode and the other two are endcap electrodes. In the ideal Paul trap mass spectrometer, the electrodes ... -
A Preliminary Study Of Fields In Split-Electrode Ion Traps
(2014-08-20)Ion traps used in mass spectrometers are of two classes. One class consists of traps having three electrode geometries which have rotational symmetry about central axis. They are called axially symmetric ion traps. Paul ... -
Pressure Sensor Development Using Hard Anodized Aluminum Diaphragm And Thin Film Strain Gauges
(2008-01-16)The sensor is a device that converts a form of energy concerning which the information is sought, called the measurand, to a form (electrical) in which it can be usefully processed or interpreted. Sensors rely on physical ... -
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 ... -
A Probing System with Replaceable Tips for Three Dimensional Nano-Metrology
(2018-06-14)With increase in the number of three dimensional (3-D) nanometer-scale objects that are being either fabricated or studied, there is a need to accurately characterize their geometry. While the Atomic force microscope (AFM) ... -
Property Modulation Of Zinc Oxide Through Doping
(2009-04-24)Semi conductors are of technological importance and attracted many of the re-searchers. ZnO belongs to the family of II-VI semiconductors and has material properties well suitable to UV light emitters, varistors, Schottky ... -
Raman Spectroscopy Instrumentation and Its Application in Deep Tissue Imaging
Raman spectroscopy is based on inelastic scattering, which gives molecular information. Due to its weak nature, for a long-time Raman spectroscopy was limited to only study of molecular interactions, but with the advancement ... -
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, ...