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Now showing items 4982-5001 of 8778
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Nonlinear and Geometric Properties of Accreting Compact Sources Based on Spectral and Timing Analyses
We study the spectro-temporal properties of the black hole X-ray binaries (BHXBs) GRS 1915+105 and IGR J17091-3624 with data from RXTE, Chandra and XMM-Newton. From the analysis result, we propose models of accretion ... -
Nonlinear Charge Transport and Photo-Physical Studies in Conjugated Polymers (P3meT, P3HT) and their Hybrid Composites with Silver Sulfide Quantum Dots
Organic semiconductors have been investigated as an emerging class of materials for their viable applications in electronics. Despite considerable improvement in device properties, a better understanding of the nature of ... -
Nonlinear conductivity and magnetoresistance in perovskite and spinel manganites
The thesis describes the nonlinear current-voltage characteristics in perovskite manganites and its grain boundary origin. Chapter 1 gives an introduction to the various electronic and magnetic properties exhibited by ... -
Nonlinear D/A and A/D converters some new techniques and applications
The development of new techniques for realizing nonlinear D/A and A/D converters, followed by their hardware implementation and/or computer simulation, has been described in this thesis. Also covered in the thesis are many ... -
Nonlinear Dynamics Of Resonances In, And Ejection From Paul Traps
(2008-09-26)This thesis presents results of investigations that have been carried out to understand dynamics in nonlinear Paul trap mass spectrometers. Of the three problems that have been taken up for study in this thesis, the first ... -
Nonlinear Electrical And Magnetotransport Properties Of ZnO/Perovskite Manganite Ceramic Composites
(2009-06-05)This thesis deals with the investigations on the nonlinear electrical and manganetotransport properties of polycrystalline multi-phase ceramic composites of Zno/pervoskite manganite. Multifunctional properties are studied ... -
Nonlinear mode theory of shear flow development
The major part of this thesis is concerned with the description of a new technique for analysing the development of shear layers (particularly in free flows). A principal feature of this method is the expansion of the ... -
Nonlinear Optical Enhancement Studies in Silicon-based Resonant Metasurfaces
Metasurfaces are two dimensional arrangements of building blocks called meta-atoms which have been found to be useful to manipulate amplitude, phase, polarization of light at the nanoscale. Using these properties, functional ... -
Nonlinear Processing Of EEG and HRV Signals For The Study Of Physiological And Pathological States
(2013-04-26)Physiological signals, electroencephalogram (EEG) and heart rate variability (HRV), are generated by complex self-regulating systems. These signals are extremely inhomogeneous and nonstationary, and fluctuate in an irregular ... -
Nonlinear propagation of intense electromagnetic waves in quasar and pulsar plasmas
his thesis presents the results of analytical as well as numerical investigations of radiation–plasma interaction instabilities in astrophysical plasmas. It consists of two introductory chapters, four main chapters, and ... -
Nonlinear propagation of surface acoustic waves
Some problems relating to the nonlinear propagation of surface acoustic waves on an isotropic homogeneous medium are studied in this thesis using a perturbation approach. The propagation of finite amplitude surface acoustic ... -
A Nonlinear Stochastic Optimization Framework For RED
(2011-09-23) -
Nonlinear Structural Analysis Using Integrated Force Method
(2012-02-23) -
Nonlinear wave propagation in muln dimensions
This thesis consists of four chapters including a chapter on general introduction and deals with some problems in nonlinear wave propagation in multi-dimensions. The problems are: nonlinear wave propagation in a two-dimensional ... -
Nonlithi saw resonator osillator
Thi s t h e s i g - ' l B c o n c e r n e d wi t h a n o v e l SAW o s c i l l a b a r c a l l e d m o n o l i t h i c 3AW r e s o n a t o r o s c i H a t o ’K SSn'which, t he Trequency c o n t r o l l i n g c omponent i ... -
Nonlocal continuum models for plasticity and damage
Nonlocal interactions of material points play a vital role in modelling certain important aspects of inelastic phenomena such as plasticity and damage in solids. For plasticity problems, nonlocal interactions allow ... -
Nonpolar III-Nitrides Optoelectronic Devices by Plasma-Assisted Molecular Beam Epitaxy
III-Nitrides are excellent semiconductors very much suitable for modern electronic and optoelectronic applications specifically in the fields of solid-state lighting, solar cells, high power/frequency electronics and ... -
Nonreciprocity, condensation and chirality in active granular systems
We present a journey into the rich non-equilibrium phenomena of active granular systems, a versatile model for studying “living” materials. Our exploration begins with the discovery of non-reciprocal, medium-mediated ... -
Nonstationary Techniques For Signal Enhancement With Applications To Speech, ECG, And Nonuniformly-Sampled Signals
(2015-07-22)For time-varying signals such as speech and audio, short-time analysis becomes necessary to compute specific signal attributes and to keep track of their evolution. The standard technique is the short-time Fourier transform ... -
Nonstructural Protein, NSs Encoded By Groundnut Bud Necrosis Virus (Tomato) Is A Multifunctional Enzyme
(2011-08-08)1 Viruses are submicroscopic obligate parasites that depend on the host cell for their growth and reproduction. Plants are infected by diverse group of viruses that mostly possess RNA as their genome. In the recent times, ...