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Effects of nano-second pulsed electric fields (nsPEF) on human prostate cancer cell line - LNCaP
(University of Missouri--Columbia, 2008)
The effects of Pulsed Electric Fields have been a period of study since past few decades, which was mainly on the electroporation, bacterial decontamination and biofouling. But the development of technology to produce nanosecond duration pulsed...
Asymmetric quantum well structures for enhanced infrared photon absorption
(University of Missouri--Columbia, 2013)
determining the corresponding transition probability, but also allow controlling electron-phonon scattering rates and thus electron lifetime. The research presented in this dissertation investigates asymmetric quantum well structures formed through III...
Comparative study of ballistic transport in Si and GaAs using non equilibrium Green's function formalism
(University of Missouri--Columbia, 2012)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] The simulation study presented in this research has two basic objectives. The first objective is to establish a consistency in the results for quantum transport in Silicon...
Wearable energy-harvesting micro devices /
(University of Missouri--Columbia, 2016)
for small electronic devices and sensors. We used low-cost and scalable fabrication methods that make them appropriate for mass production processes. There are four devices presented in this manuscript: the paper based ZnO nanogenerator using contact...
Design, simulation, and analysis of reconfigurable antennas in GHz regime
(University of Missouri--Columbia, 2013)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] This research focuses on the design and analysis of a reconfigurable antenna where the radiation pattern and its characteristics are altered in each ...
Design and analysis of super wideband microstrip antennas for parameter optimization
(University of Missouri--Columbia, 2016)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] In this work, two super wideband microstrip antennas have been proposed, studied, and analyzed through industry standard simulation suite. The first ...
Optimizing antenna gain with a metamaterial filter
(University of Missouri--Columbia, 2011)
for optimizing the metamaterial lens design is also presented, which is based on the Drude dispersion model applied to a homogeneous metamaterial. The model determines the optimum placement and geometry of the metamaterial lens in order to maximize antenna gain...
Performance analysis of high power photoconductive switch at elevated temperature
(University of Missouri--Columbia, 2005)
This project deals with the analysis of high power radio frequency effects on a non-linear opposed contact GaAs photoconductive semiconductor switch, used in high power microwave generation. Specifically, effects of heating ...
A TEM cell design to study electromagnetic radiation exposure from cellular phones
(University of Missouri--Columbia, 2008)
of the forward and backward travelling mode excitation and the input impedance of the signal leader were analyzed in the study. It showed good agreement with known results from other experiments and lab simulations. The electric field distribution was studied...
Optimization of charge collection efficiency in MSM photodetector
(University of Missouri--Columbia, 2005)
. Plots of the electric field amplitude as it propagates from the constricted grating region to a larger crosssection in the active region have been studied for comparison. This study shows that a hatched top cone shaped grating allows for maximum energy...
Charge collection mechanisms in a sub-micron grated MSM photodector: field analysis
(University of Missouri--Columbia, 2005)
Enhanced charge collection mechanisms due to sub-micron wall-like silicon structures on the active surface of a metal-semiconductor-metal (MSM) photodetector were studied through the analysis of transmitted electromagnetic ...
The study of single phase diode rectifiers with high power factor and low total harmonic distortion
(University of Missouri--Columbia, 2008)
. The relevant theoretical design parameters and the simulated results are presented....
Silicon carbide as a photoconductive switch material for high power applications
(University of Missouri--Columbia, 2006)
This research work discusses the effort at the Electrical and computer engineering (ECE) department at the University of Missouri Columbia (UMC) in developing this technology through simulation and experiments with SiC material. Specifically...
Electromagnetic effects on soybeans
(University of Missouri--Columbia, 2007)
In this study we have exposed different varieties of soybean seeds to electromagnetic (EM) radiation at a frequency other than that of light. The objective was to determine changes in the germination rate, if any, under ...
Simulation algorithms for fractal radiation
(University of Missouri--Columbia, 2009)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] This thesis presents a method to analyze a series of structures, referred to as fractals, that radiate electromagnetic waves. The fractal series are components of the so...
Simulation of spiral-shaped mems human energy harvester using piezoelectric transduction
(University of Missouri--Columbia, 2018)
Energy harvesters are one of the focus areas in the field of research. The complex smart devices and miniaturized electronic design limit the use of traditional wired power source. The need for an efficient human energy ...
Effect of gate length in enhancing current in a silicon nanowire wrap around gate MOSFET
(University of Missouri--Columbia, 2006)
-around-gate MOSFET has also been demonstrated. It has been shown analytically that in a WAG MOSFET with shorter gate length, transverse electric field in the channel is suppressed considerably which result in improved carrier mobility and drift velocity along...
Near field microwave imaging techniques for embedded object detection and shape reconstruction
(University of Missouri--Columbia, 2007)
driven, which carries out extensive data collection and processing computations. For complete image mapping and reconstruction, a combines scanning technique is employed since planar scanning alone cannot provide image reconstruction. The method described...
Case study of normal and high glucose laden cell response to cellular phone radiation using GTEM cell
(University of Missouri--Columbia, 2012)
the design and fabrications of an in-house GTEM cell. The simulation study of the GTEM cell was carried out by using the Computer Simulation Technology (CST) Microwave Studio 2011 software. The GTEM cell characterizations include the degree of uniformity...
Design and construction of helmholtz coil for biomagnetic studies on soybean
(University of Missouri--Columbia, 2008)
A Helmholtz coil with a large usable area of uniform field was designed, constructed and characterized, specifically for bioelectric studies. The design and analysis of the coil were carried out through experiments and the ...