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Now showing items 2345-2364 of 6419
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Group III Nitride/p-Silicon Heterojunctions By Plasma Assisted Molecular Beam Epitaxy
(2015-07-24)The present work focuses on the growth and characterizations of GaN and InN layers and nanostructures on p-Si(100) and p-Si(111) substrates by plasma-assisted molecular beam epitaxy and the studies of GaN/p-Si and InN/p-Si ... -
Group III-Nitride Epi And Nanostructures On Si(111) By Molecular Beam Epitaxy
(2014-11-18)The present work has been focused on the growth of Group III-nitride epitaxial layers and nanostructures on Si (111) substrates by plasma-assisted molecular beam epitaxy. Silicon is regarded as a promising substrate for ... -
Group III-Nitride Epitaxial Heterostructures By Plasma-Assisted Molecular Beam Epitaxy
(2016-04-18)Group III-nitride semiconductors have received much research attention and witnessed a significant development due to their ample applications in solid-state lighting and high-power/high-frequency electronics. Numerous ... -
Growth and Characterization of Single crystalline VO2 Heterostructures
Vanadium dioxide is a strongly correlated material with a temperature driven metal-to-insulator transition (MIT) near room temperature (~340 K). This electronic transition is accompanied by a structural transition from ... -
Growth And Characterization Of Technologically Important Nonlinear Optical Crystals: Cesium Lithium Borate And Potassium Di-Deuterium Phosphate
(2008-09-30)Present day advanced technologies heavily rely on one particular class of matter, i.e. the crystals. It is the periodic nature of the atoms and the properties arising due to the periodicity in crystals that is exploited ... -
Growth And Characterization of ZnO Nanostructures for Device Applications : Field Emission, Memristor And Gas Sensors
(2017-11-09)Zinc oxide (ZnO) is perhaps one of the most widely studied material in the last two decades. It has received so much of attention because of its incredible potential for wide ranging applications. ZnO is a wide band gap ... -
Growth and Physical Properties of Biaxial Nonlinear Optical Crystals of Ascorbic Acid Family
(2018-02-26)Saccharides, a class of organic materials, are potential candidates for nonlinear optical applications. Ascorbic acid is a sugar acid and is classified as a monosaccharide. The molecule of ascorbic acid has two chiral centers ... -
Growth And Physical Properties Of Nonlinear Optical Crystals CsH(C4H4O5)H2O, CsLiB6O10 And Near-Stoichiometric LiNbO3
(2011-01-18)NLO materials have been researched for nearly five decades from the point of view of understanding the basic mechanisms and also in the pursuit of new materials possessing improved properties. Materials satisfying a set ... -
Growth and Studies of Phase Transitions in Multifunctional Perovskite Materials
(2018-06-11)Crystal growth and characterization of few multifunctional materials with perovskite (ABX3) structure are discussed in this thesis. Efforts were made to modify the magnetic and electric behaviour of these materials by ... -
Growth Aspects And Phonon Confinement Studies On Ion Beam Sputter Deposited Ultra Thin Films
(2011-03-01)The broad theme of the present research investigation is on the preparation and characterization of the ultra thin films. The emerging field of nano science and technology demands the realization of different materials in ... -
Growth Kinetics And Electronic Properties Of Semiconducting Nanocrystals In The Quantum Confined Regime
(2009-03-04)Properties of nanocrystals are extremely sensitive to their sizes when their sizes are smaller or of the order of the excitonic diameter due to the quantum confinement effect. The interest in this field has been concentrated ... -
Growth of hole-conducting Cu2O & CuO semiconductors using CVD for next-generation electronic devices: Thin Films Transistors, Memristors, and Gas Sensors
Semiconducting oxides with visible-range transparency and high electrical conductivity have tremendous potential for transparent CMOS devices. Oxide semiconducting materials are a good choice for emerging transparent ... -
Growth of Semiconductor and Semiconducting Oxides Nanowires by Vacuum Evaporation Methods
(2018-04-12)Recently, there has been a growing interest in semiconductor and semiconducting oxide nanowires for applications in electronics, energy conversion, energy storage and optoelectronic devices such as field effect transistors, ... -
Growth, Structural And Physical Properties Of Certain Antimony Based III-V Diluted Magnetic Semiconductors
(2010-07-20)Semiconductor devices are the building blocks of electronics and communication technology in the modern world. The charge, mass and spin of charge carriers in the semiconductor devices lay the foundations of the technology ... -
Growth, Transport, Magnetic And Thermal Studies On Single Crystals Of Pr1-xPbxMnO3
(2009-06-17)Mixed valence manganites with the perovskite structure R1-xAxMnO3 (where R = La, Nd, Pr and A = Ba, Ca, Sr, Pb) have been a popular subject of contemporary research because of their interesting physical properties such as ...