Browsing by Thesis Advisor "Hassan, Ahmed M."
Now showing items 1-12 of 12
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A Computational Study of The Electrical Response of Biological Cells with Realistic Three-Dimensional Morphologies
(2021)One of the unique features of a biological cell is the cell membrane that protects the cell interior by establishing a physical barrier between the cytoplasm and the extracellular matrix and governs the distribution of the ... -
A Study of Detecting Bond Wire Lift-offs and Surface Defect of High Power IGBT Modules Using Acoustics Waves
(2023)This thesis explores the development of a noninvasive technique that utilizes low- cost piezoelectric resonators for the detection of bond wire lift-off in isolated gate bipolar junction transistor (IGBT) modules. To ... -
A Characteristic Mode Analysis of Conductive Nanowires and Microwires Above a Lossy Dielectric Half-Space
(University of Missouri--Kansas City, 2017)Nanowires possess extraordinary mechanical, thermoelectric and electromagnetic properties which led to their incorporation in a wide variety of applications. The purpose of this study is to investigate the effect of ... -
Design of a Microwave Imaging System for Target Identification
(University of Missouri -- Kansas City, 2018)The ability to view objects that are otherwise visually inaccessible has been a long sought-after technological function and has a wide variety of potential applications. The research outlined in this thesis details ... -
Effect of Nanoparticle Shape on the Response of Broadband Metamaterial Absorbers in the Visible Spectrum
(University of Missouri--Kansas City, 2016)Optical metamaterials are defined as structures with electromagnetic properties in the visible spectrum that are unique and not present in nature. An example of such a metamaterial is a Metal-Insulator-Metal (MIM) structure, ... -
Electromagnetic Characterization of Complex-Shaped Carbon Nanotubes Using Characteristic Mode Analysis
(University of Missouri -- Kansas City, 2018)Advances in fabrication techniques have recently allowed the synthesis of Carbon Nanotubes (CNTs) with controlled complex shapes. For example, CNTs with one or more branches sprouting off the main CNT axis, forming ... -
Frequency and time domain analysis of carbon nanotubes with realistic shape and distribution
(2019)Carbon nanotube (CNT) composites have been of significant research interest in a wide range of applications. For electromagnetic applications, simplifying assumptions regarding the distribution and shapes of the CNTs are ... -
Novel Electromagnetic Scattering Models for Nano-Composites and Nano-Sensor Applications
(2021)Nanoparticles composed of plasmonic materials have the unique capability of coupling to electromagnetic radiation of wavelengths far larger than their size and confining the coupled energy to the structure’s sub-wavelength ... -
Numerical Analysis of Helical and Log-periodic Antennas for Short Pulse Applications
(2020)The planar log-periodic (LP) and helical antennas are numerically studied as two antennas with a wide range of applications. The advantages of the LP antenna are the large adjustable bandwidth as a frequency independence ... -
Pulse Generation, Shaping, and Optimization Solutions for Solid-State-Switch-Enabled High-Power Microwave Generation Systems
(2022)This work presents an ensemble of solid-state pulse power solutions and approaches for the compact and light-weight ultrawideband high-power microwave (HPM) application space. The semiconductor-based foundation overcomes ... -
RF coupling to realistic wire systems in complex environments
(2021)With the continuous emergence of new wireless technologies, the possibility of unintentional electromagnetic interference (EMI) increases significantly. EMI coupling pathways to any Device Under Test (DUT) can be classified ... -
Scalable Acceleration of The Characteristic Mode Analysis Computational Toolbox Using Big Data Techniques
(2021)Characteristic Mode Analysis (CMA) is used in the design and analysis of a wide range of electromagnetic devices such as antennas and nano-structures. CMA provides physical insight into a target's electromagnetic response ...