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Now showing items 2831-2850 of 6335
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Investigation of Thin Films for Frequency Selective Surface Based Radar Absorbing Structures
Modern day stealth aircraft uses microwave absorbers for absorption of incident Radar signals transmitted by rival aircraft. Recently, several attempts were made to fabricate radar absorbing structures (RAS) of various ... -
Investigation Of Transition Metal Oxides Of Perovskite, Pyrochlore And Rutile Structures Towards Realization Of Novel Materials
(2011-01-21)Materials chemistry is essentially concerned with the design/synthesis of new solids endowed with functional properties that could be of relevance to today’s materials technology. Among the large variety of solid materials ... -
Investigation of Transition Metal Oxides towards Development of Functional Materials for Visible Light Absorption/Emission and Reversible Redox Lithium Deinsertion/Insertion
(2018-01-04)Materials chemistry basically deals with rational design and synthesis of new solids exhibiting various functional properties. A sound knowledge of crystal structures and chemical bonding is needed to understand the ... -
Investigation of twisted bilayer graphene using electrical and thermoelectric transport
The ability to tune the twist angle between di erent layers of two-dimensional materials has opened up a new dimension to band engineering in van der Waals (vdW) heterostructures. By taking advantage of the formation of ... -
Investigation of Weak Molecular Interactions by Multinuclear NMR Spectroscopic Techniques and Theoretical Computations
The work reported in this thesis contains extensive studies carried out to investigate the weak molecular interactions in small organic molecules by utility of multinuclear and multidimensional NMR spectroscopic techniques ... -
Investigation On Ag And ZnO Based Nanohybrids As Bactericides For The Purification Of Water And Elucidation Of Possible Mechanisms For Their Bio-activity
(2015-12-02)Chapter I: This chapter briefly gives an introduction about microorganisms, their varieties, growth, reproduction etc. In particular, about bacterial function. A sincere attempt is made to review this briefly, including ... -
Investigation on AxMn3O7 Class of Layered Oxides as Versatile Battery Cathodes: Structure and Electrochemistry
Rechargeable battery technologies have been the spotlight of global scientific research in the quest to address steadily growing energy demand. Currently, Li-ion batteries have unanimously occupied consumer electronic ... -
Investigation On Dodecagonal Multilevel Voltage Space Vector Structures By Cascading Flying Capacitor And Floating H-Bridge Cells For Medium Voltage IM Drives
(2017-02-16)In high-power electric drives, multilevel inverters are generally deployed to address issues such as electromagnetic interference, switch voltage stress and harmonic distortion. The switching frequency of the inverter is ... -
Investigation On Flexural Vibrations Of Bolted Laminates
(2013-07-02)Bolted cores made of coated silicon steel sheets constitute a vital part of heavy electrical equipment for transformers, motors and turbogenerators. Bolted laminates are eminently suitable for facilitating smooth magnetic ... -
An Investigation On Role Of Surface Reflectance And Aerosol Model In Remote Sensing Of Aerosols From Moderate-Resolution Imaging Spectroradiometer Over India
(2010-07-21)The Moderate-resolution Imaging Spectroradiometer (MODIS) onboard NASA’s Terra and Aqua satellites have provided a global distribution of aerosols. The space-based inversion of MODIS measurements requires assumption about ... -
An Investigation On The Effect Of Structural And Microstructural Attributes On Magnetostriction Of Tb-Dy-Fe And Fe-Ga Alloys
(2016-04-26)Giant magnetostrictive RFe2 type (R represents rare earths) intermetallics form an important class of magnetic materials keeping in view of their potential applications as sensors and/ or actuators. In this thesis, one ... -
Investigations and Stabilization of Vortex States in Cobalt and Permalloy Nanorings in Contact with Nanowires
(2018-07-09)Magnetic nanorings are the object of increasing scientific interest because they possess the vortex (stray field free) state which ensures lower magnetostatic interactions between adjacent ring elements in high packing ... -
Investigations into Incineration of Sanitary Napkin Waste Using Single Chamber Incinerator
Commercially available disposable sanitary napkins are the most common method of menstrual hygiene management in most urban regions of India (van Eijk, 2016) (Mathiyalagen et al., 2017). It is estimated that in India a ... -
Investigations Into The Bulk Single Crystals, Nano Crystal Composites And Thin Films Of Ferroelectric Materials For Pyroelectric Sensor Applications
(2011-02-02)In this thesis, the results pertaining to various investigations carried out on Triglycine sulphate (TGS) single crystals, polyvinylidene fluoride (PVDF) films, lithium tantalate (LT)/PVDF nanocomposites and LT thin films ... -
Investigations into the changes in biomechanics of liver cells upon HCV infection
Biomechanics is an important regulator of cell function. Active (external forces) as well as passive (substrate stiffness) mechanical stimuli from the cell microenvironment can alter fundamental aspects of cell function ... -
Investigations into the Microstructure Dependent Dielectric, Piezoelectric, Ferroelectric and Non-linear Optical Properties of Sr2Bi4Ti5O18 Ceramics
(2018-03-14)Ferroelectric materials are very promising for a variety of applications such as high-permittivity capacitors, ferroelectric memories, pyroelctric sensors, piezoelectric and electrostrictive transducers and electro-optic ... -
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 Structural And Dielectric Properties Of Nanocrystallites Of CaCu3Ti4O12 And The Composites Based On Polymers And Glasses
(2013-09-10)Ceramics and polymer-ceramic composites associated with high dielectric constants are of both scientific and industrial interest as these could be used in devices such as capacitors, resonators and filters. High dielectric ...