Search
Now showing items 1-10 of 14
Soft X-ray Multilayers As Polarizing Elements : Fabrication, And Studies Of Surfaces And Interfaces
(2010-03-09)
The exploitation of the soft x-ray/extreme ultra-violet (EUV) region of the electromagnetic spectrum is possible mainly due to the development of multilayer (ML) mirrors. This region of the electromagnetic spectrum offers ...
Synthesis And Studies Of Perovskite Nanostructures
(2010-07-23)
The group of materials with ABO3 type perovskite structure are very important due to their attractive electrical and magnetic properties for technological applications and have been studied in the form of single crystals, ...
Understanding The Growth And Properties Of Functional Inorganic Nanostructures : An Interfacial Approach
(2010-07-23)
Surfaces and interfaces are of fundamental importance from the nucleation to growth of crystals formed under different conditions such as vapor phase, liquid phase including biomineralisation conditions. Recently there is ...
Investigations Into The Microstructure-Property Correlation In Doped And Undoped Giant Dielectric Constant Material CaCu3Ti4O12
(2010-05-24)
High dielectric constant materials are of technological importance as they lead to the miniaturization of the electronic devices. In this context, the observation of anomalously high dielectric constant (>104) in the ...
Investigations Into The Synthesis, Structural And Dielectric Properties Concerning The Relaxor Behavior Of n=2 Members Of The Aurivillius Family Of Oxides
(2010-05-21)
Relaxor ferroelectrics have been a subject of intense research owing to their interesting physical properties such as high dielectric constant and giant electro-striction. Unlike the conventional lead based relaxors, the ...
Studies On Pure And Modified Antiferroelectric PbZrO3 Thin Films
(2010-04-06)
Metal oxides crystallized in perovskite structure are generally modified in two different ways. According to the general structural formula ABO3, the two ways are A-site modification and B-site modification. The primary ...
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 ...
Studies On Epitaxial Perovskite Biferroic Heterostructures
(2010-04-08)
The present research work focuses on the fabrication and characterization of epitaxial heterostructures of 0.7 Pb(Mg1/3N2/3)O3 – 0.3 PbTiO3 (PMN-PT) and La0.6Sr0.4MnO3 (LSMO) using multi target pulsed laser ablation ...
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 ...
Vapour Pressure Studies Of Precursors And Atomic Layer Deposition Of Titanium Oxides
(2010-07-16)
This thesis describes the deposition of thin films of titanium oxide and Magnéli phases of titanium oxide by atomic layer deposition (ALD) using a novel β-ketoesterate precursor. Titanium oxide is a promising candidate for ...