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SYNTHESIS AND CHARACTERIZATION OF Ni-Mn SUBSTITUTED CaFe12019 NANOPARTICLES BY SOL-GEL METHOD

Netala, NetaJi Gandhi (2010)

Calcium hexaferrite with Ni-Mn (i.e CaNio,sMno.5Fe11O19) doped particles were prepared by using sol-gel technique. The precipitate was calcinated at 8000C,9000C,10000C and 1100°C for 4 hours and characterized by using ...

INVESTIGATIONS ON THE MULTIFERROIC PROPERTIES OF (BiFe03),_x(BaTiO3)., SOLID SOLUTIONS

Shariq, Mohammad (2010)

Multiferroic materials, in which ferroelectricity and some kind of magnetic order occur in the same phase, may present a magnetoelectric effect, offering the possibility of controlling charge via an applied magnetic field, ...

LARGE-MODE-AREA DISPERSION COMPENSATING FIBRE

Kumar, Rajiv (2010)

We present alarge-mode-area dispersion compensating fiber (DCF) design amenable to fabrication by modified chemical vapor deposition (MCVD) technique. The proposed design consists of two concentric cores, one of which is ...

STUDIES ON LONG-PERIOD GRATINGS IN OPTICAL WAVEGUIDES

Boyal, Anil (2010)

In this thesis, an ultra high wavelength band rejection filter based on Long Period Waveguide Gratings is proposed. A long-period grating is capable of coupling light between the guided mode and the co-propagating cladding ...

PATTERN ANALYSIS OF ECG SIGNAL FOR DIFFERENT DATA

Singh, Sachin (2010)

This dissertation deals with the work done in the area of analysis of electrocardiogram. Electrocardiography is extensively used by cardiologists in clinical interpretations for knowing the functioning of the heart. ...

SYNTHESIS AND CHARACTERIZATION OF CARBON NANOTUBES

Pal, Rakesh (2007)

Synthesis of carbon nanotubes can be done by various methods for example Are Discharge method,Laser Ablation method and Chemical Vapour Deposition Method. But in my dissertation I have synthesized carbon nanotubes with the ...

GROWTH AND CHARACTERIZATION OF CARBON NANOTURES/ZINC OXIDE. COMPOSITES

Kumar, Sandeep (2009)

Carbon nanotubes (CNTs) are amongst the most explored one-dimensional nanostructures and have attracted tremendous interest from fundamental science and technological perspectives. Albeit topologically simple, they exhibit ...

PROPAGATION CHARACTERISTICS OF LEAKY OPTICAL WAVEGUIDES

Rautela, Bhawana (2009)

Leaky Waveguides are useful for high power lasers and amplifiers. High power waveguide lasers require a waveguide that supports only one mode to avoid instability arising from intermodal dispersion and mode competition. A ...

STRUCTURAL AND DIELECTRIC PROPERTIES OF MODIFIED BARIUM TITANATE CERAMICS

Kumar, Sonu (2009)

The solid state reaction of BaCO3, CaCO3 and Ti02 to form (Bao.9Cao.1) TiO3 at different temperatures and heating rates was investigated. Here we study the structural and dielectric properties of calcium modified barium ...

LOW DELAY AND HIGH SWING BICMOS LOGIC CIRCUITS DESIGN AND COMPARISON WITH CMOS TECHNOLOGY

Singh, Purushottam (2007)

The present dissertation work addresses a profound analysis on the development of the CMOS and BiCMOS logic circuits for a low voltage and low delay environment. The electronic industry has achieved a phenomenal growth ...

SIMULATION OF IGBTS FOR SERIAL CONNECTIONS USING ACTIVE VOLTAGE BALANCING CONTROL

Goyal, Nitin (2007)

For high-voltage or high-power applications, it may be necessary to realize a logical switch by connecting smaller units in parallel and series to achieve high availability, high-frequency operation, and low cost due to ...

IMPLEMENTATION OF PARALLEL ADC & COMPARISON WITH OTHER ADCs

Vikas (2007)

In nay dissertation I implemented parallel ADC using CMOS technology using Tanner Tool. for Simulation. Which is With S-Edit, Tanner Tools brings to the front-end design capture the ease-of-use and design productivity for ...

PERFORMANCE ANALYSIS OF FERROELECTRIC CAPACITOR BASED DAC WITH RESPECT TO CMOS CAPACITOR BASED DAC

Siripurapu, Veerabhadra Rao. (2007)

In this dissertation we used digital-to-analog (D/A) conversion technique, which uses the analog quantity polarization as a D/A conversion medium. It was implemented by CMOS capacitors or by ferroelectric capacitors, which ...

DESIGN AND ANALYSIS OF SRAM USING FINFET

Monga, Udit (2007)

Since last few years in the way VLSI field, the capacity of on-chip memory is rapidly increasing to improve overall performance. According to the ITRS roadmap in 2001, memory will occupy about 90% of chip area by 2013. In ...

DIGITAL INPAINTING BASED IMAGE RESTORATION

Gothwal, Vinod Kumar (2005)

Inpainting is an image interpolation problem with broad applications in image and vision analysis. Digital inpainting is related to automatic filling-in of user-selected regions in digital images. It refers to removal of ...

LOW POWER FPGA DESIGN: ARCHITECTURE, MODELING AND PERFORMANCE ISSUES

Saha, Sourav (2005)

This dissertation work investigates the effect of velocity saturation index and circuit activity in the context of joint optimization of supply and threshold voltage to meet power-performance constraints simultaneously. ...

TOMOGRAPHIC FILTERS IN IMAGE RECONSTRUCTION

Goyal, Satish Raj (2005)

In this report, we have studied in details about the different computer tomographic. imaging techniques. Tomographic imaging refers to the reconstruction of two-dimensional cross-sectional images of an object from their ...

PROPAGATION CHARACTERISTICS OF MICROSTRUCTURED SPECIALTY OPTICAL FIBERS

Chakrabarti, Santi Prasad (2005)

We have studied propagation characteristics of some microstructured optical fibers which include holey fibers, photonic band gap fibers, segmented cladding fibers and other large mode area Fibers. in particular, we have ...

THE STUDY OF HIGH FIELD EFFECTS IN MOSFET

Jain, Kavita (1989)

The Metal-O xide-Semiconductor Field-Effect Transistor (MOSFET) is the most important device for very large scale integ-rated circuits such as : microprocessors and semiconductor memory. MOSFET is also becoming an important ...

HIGH SPEED LOW VOLTAGE DYNSMIC RAM DESIGN

Das, Sandip (2006)

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