Search
Now showing items 1-20 of 26
Design and analysis of miniaturized implantable and wearable microstrip antennas
(University of Missouri--Columbia, 2012)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] There is an increasing effort by hospitals, doctors and healthcare service providers to cut down the ever increasing cost of health care. One area of ...
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 a metamaterial with high refractive index at dual band frequencies
(University of Missouri--Columbia, 2012)
The concept of a single frequency band, single high-refractive-index metamaterial has been extended and applied in the design of dual frequency band, dual high-refractive-index metamaterials in the THz regime. The structure ...
Effects of nano-second pulsed electric fields on human breast cancer cell line-MCF7
(University of Missouri--Columbia, 2011)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] Effects of nanosecond pulsed electric fields on the human breast cancer cell line MCF-7 have been investigated for changes in cell number, DNA ...
Comparison of substrate conditions in low-temperature gallium arsenide and semi-insulating gallium arsenide during terahertz pulse generation
(University of Missouri--Columbia, 2011)
The use of GaAs photoconductive semiconductor switches (PCSS) for generating THz radiation is well known. Both semi-insulating (SI) and Low-temperature (LT) grown Gallium Arsenide (GaAs) have been used. In this research ...
Optimizing antenna gain with a metamaterial filter
(University of Missouri--Columbia, 2011)
Metamaterials are man-made structures, usually designed by placing electromagnetic resonators, such as split ring resonators (SRRs), in a periodic array. Metamaterials also exhibit lensing properties, and, when placed next ...
Maximizing terahertz pulse amplitude from low temperature gallium arsenide photo conductive semiconductor switch
(University of Missouri--Columbia, 2011)
A signal is produced by the photoconductive action in a PCSS, which travels through the bulk to the metallic contacts and is radiated through the electrodes of the PCSS. The simulation analysis was done for the semiconductor ...
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 ...
Convolutional Neural Network architectures for digit recognition system
(University of Missouri--Columbia, 2016)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] Rapidly evolving of Convolutional Neural Networks (CNNs) appeals and endeavors us to explore and discover various CNN model's robustness leading to ...
Design and analysis of a frequency reconfigurable antenna for wireless communication at 5 GHz
(University of Missouri--Columbia, 2016)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] In this research, a frequency reconfigurable antenna was simulated and analyzed. The industry standard simulation suits (CST) was used in the design ...
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 ...
Developing semiautonomous system for robust performance of centrifugal pumping system
(University of Missouri--Columbia, 2016)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] Centrifugal pumps are considered as one of the most common types of pumps in industry today. They are widely-used because their design is simple, they ...
Characterizing carrier transport in silicon thin film metal semiconductor metal structures
(University of Missouri--Columbia, 2011)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] Due to its operational simplicity and ease of fabrication, metal semiconductor metal thin film structures have been the focus of attention for many ...
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 ...
Design and analysis of reconfigurable phased array antenna for wireless local area network applications
(University of Missouri--Columbia, 2014)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.]
Effects of front and bottom texturings on gallium arsenide solar cell characteristics
(University of Missouri--Columbia, 2012)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] The Gallium Arsenide solar cells are of particular interest in many applications due to its advantages over silicon. Its high absorptivity requires a ...
Optimization of charge collection efficiency in MSM photodetector
(University of Missouri--Columbia, 2005)
The effects of different geometries, heights and concentrations per unit area of gratings in the active region of a metal semiconductor metal photo-detector have been analyzed for enhanced charge collection through ...
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 ...
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 ...
Effect of gate length in enhancing current in a silicon nanowire wrap around gate MOSFET
(University of Missouri--Columbia, 2006)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] A 3-D silicon nanowire wrap around gate (WAG) MOSFET was designed and it was shown that the properties of the cylindrical channel silicon nanowire ...