Browsing Materials Research Centre (MRC) by Title
Now showing items 157-176 of 182
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Thermal Expansion And Related Studies In Cordierite Ceramics And Relaxor Ferroelectrics
(2013-07-02)The following investigations have been carried out in this thesis 1)Cordierite is already well known for its low thermal expansion behaviour. Chemical substitutions at various octahedral and tetrahedral sites have been ... -
Thermal Oxidation Strategies for the Synthesis of Binary Oxides and their Applications
(2017-12-12)Binary oxides constitute an outstanding class of functional materials with potential applications in many fields such as catalysis, gas sensing, field emission, solar cells, photodetection, etc. Due to the difference in ... -
Thermodynamics and Kinetics of Nucleation and Growth of Silicon Nanowires
(2017-12-10)Si nanowires have potential applications in a variety of technologies such as micro and nanoelectronics, sensors, electrodes and photovoltaic applications due to their size and specific surface area. Au particle-assisted ... -
Thermoelectric Investigations of Si/β-FeSi2 composite
This thesis focuses on thermoelectric properties of environmentally friendly, cheap and non-toxic Si/β-FeSi2 composite materials. Although thermoelectric power generation is reliable and environmentally friendly technology ... -
Thermoelectric Properties Of Manganese And Ytterbium Filled Cobalt Antimonide(CoSb3)
(2010-09-22)Thermoelectric materials are solid state devices having the capability to convert heat to electrical energy and vice versa. These materials are simple, have no moving parts and use no greenhouse gases. But the major ... -
Thin Film Semiconducting Metal Oxides By Nebulized Spray Pyrolysis And MOCVD, For Gas-Sensing Applications
(2013-04-19)The atmosphere we live in contains various kinds of chemical species, natural and artificial, some of which are vital to our life, while many others are more or less harmful. The vital gases like oxygen, humidity have to ... -
Thin Films And Sub-Micron Powders Of Complex Metal Oxides Prepared By Nebulized Spray Pyrolysis And Brillouin Scattering Investigations Of Phase Transitions In Solids
(Indian Institute of Science, 2006-06-22)The thesis consists of two parts. Part 1 deals with the preparation of thin films and sub-micron powders of complex metal oxides by nebulized spray pyrolysis (NSP) and Part 2 consists of Brillouin scattering studies of ... -
Thin Films From Metalorganic Precursors : ALD Of VO2 And CVD Of (Al1-xGax)2O3
(2010-04-08)Thin films and coatings of oxides are used in various fields of science and technology, such as semiconductor and optoelectronic devices, gas sensors, protective and wear resistant coatings etc. Of late, there has been a ... -
Thin Films Of A Carbonaceous Copper Oxide, Li Doped Cobalt Oxide And Li At Nanometric Dimension : Synthesis Through CVD, Solgel And Electromagnetic Irradiation And Characterisation
(2009-09-14)Thin film nanostructures may be defined as assemblies, arrays, or randomly distributed nanoparticles, nanowires, or nanotubes, which together form a layer of materials supported on a substrate surface. Because such ... -
Thin Films of TiO2 by MOCVD : Precursor Development, Film Growth and Microstructure, Optical and Electrical Properties
TiO2 is a well-known and very attractive material owing to its chemical stability, biocompatibility, and remarkable electrical and optical properties. Indeed, it exhibits a high dielectric constant and resistivity, a high ... -
Titania Nanostructures for Photocatalytic and Photovoltaic Applications
(2018-07-19)Titania has been the focus of attention for several decades owing to its chemical stability, non-toxicity, inexpensiveness and robust surface chemistry. Its technological applications include use in diverse areas such as ... -
Titanium Niobium Complex Oxide (TiNb2O7) Thin Films for Micro Battery Applications
(2018-07-20)The research work presented in this thesis reports for the first time the fabrication of Titanium Niobium complex oxide (TiNb2O7 (TNO)) thin films by employing pulsed laser deposition and their use as the anode material ... -
Towards high quality V2O5 and VO2 thin films for gas sensing, smart windows and optoelectronic applications
The global demand for improved living standards coupled with rising pollutant or hazardous gases levels, safety and security demands have led to increased demand for miniaturized gas sensors and photodetectors. Production ... -
Transition metal boride based multilayer solar selective coatings for concentrated solar power application
Renewable power technologies with zero CO2 emissions are the key to regulate the current global warming scenario. Solar energy is the most affordable and sustainable green energy source. One hour of solar radiation has ... -
Transition metal phosphide nanostructures encapsulated in N,P co doped nanotubes for water splitting in wide pH range
In order to make clean and sustainable energy conversion, systems primarily requires the development of highly efficient and robust catalysts. One of the main challenges for designing the catalysts is to minimize the cost ... -
Transparent Glass Nono/Microcrystal Composites In MO-Bi2O3-B2O3(M= Sr, Ca) System And Their Physical Properties
(2011-02-10)Transparent glass-ceramics have been of industrial interest because of their multifarious applications. These are becoming increasingly important because of the flexibility that is associated with this route of fabricating ... -
Transport And Noise In GaAs-Based Devices
(2007-10-23)The objective of this work was to study the noise in semiconductors and relate the transport mechanisms in the devices with the noise from the devices. The main part of the work was to set up a system for the measurement ... -
Tuning Electronic Properties of Low Dimensional Materials
(2017-11-22)Discovery of grapheme has paved way for experimental realization of many physical phenomena such as massless Dirac fermions, quantum hall effect and zero-field conductivity. Search for other two dimensional (2D) materials ... -
Tuning Zinc Oxide Layers Towards White Light Emission
(2014-06-09)White light emitting diodes (LED) have drawn increasing attention due to their low energy consumption, high efficiency and potential to become primary lighting source by replacing conventional light sources. White light ... -
Understanding quantitative process physics of 3D binderjet printing with validation in Ti-6Al-4V and inkjet bioprinting of mammalian cells
In the field of additive manufacturing, laser or electron beam based 3D printing is widely investigated for biomedical applications. However, much less explored is the binderjet 3D printing, which allows processing of ...