Browsing by Department "Electrical and Computer Engineering"
Now showing items 181-200 of 281
Nonequilibrium Laser-Based Synthesis of Nanoparticle Ensembles
(2020-11-17)
Two-dimensional (2D) materials have grabbed tremendous interest in the recent years because of their exotic electrical and optical properties, which make them potential candidates for next-generation electronics and ...
Noninvasive hepatic lipid quantification with magnetic resonance imaging and spectroscopy
(2019-04-18)
Excessive accumulation of intra-hepatocellular lipid (IHCL) can lead to one of the most common forms of chronic liver diseases in adults, the non-alcoholic fatty liver disease (NAFLD), that comprises a range of liver ...
Nonlinear Control and Design Methodologies for Electrostatic MEMS Devices
(2007-08-15)
A method to extend the travel range of electrostatically actuated MEMS device is presented. A gap closing actuator (GCA) is used to demonstrate the method. An output (position)feedback controller is presented, along with ...
Nonlinear Systems Control Using a Subset Stabilization Approach
(2006-05-15)
Numerous problems in nonlinear control systems are difficult or impossible to solve with commonly proposed methods of design. For such systems, we propose a two-loop control strategy that we call the subset stabilization ...
Novel Approaches for Microelectronics Security and Test
(2021-08-05)
Due to the globalization in semiconductor industry, the cost of maintaining a foundry is enormous. Hence, most integrated circuit (IC) design houses have become fabless. Typically, a design house acquires multiple third ...
Novel Experimental and Analysis Paradigms for Neuroimaging
(2017-07-25)
Functional magnetic resonance imaging (fMRI) technique uses the blood-oxygen-level-dependent (BOLD) contrast to detect associated changes in blood flow. The BOLD signal is temporal correlated with cerebral electrophysiological ...
Novel Fault Injection Attacks on Logic Locking using ATPG
(2020-07-31)
The outsourcing of the design and manufacturing of integrated circuits (ICs) in the current horizontal semiconductor integration flow includes untrusted entities that have posed various security threats, such as overproduction ...
A Novel ROM Compression Technique and a High Speed Sigma-Delta Modulator Design for Direct Digital Synthesizer
(2006-05-15)
Traditional designs of high bandwidth frequency synthesizers employ phase locked
loops (PLLs). A direct digital frequency synthesizer (DDFS) provides multiple
advantages over the frequency synthesizers that use PLLs. A ...
Novel Techniques for the Design and Characterization of Electromagnetic Devices with Application to Multilayer Structures and Waveguide Filters
(2006-05-15)
In this work, optimization methods are presented for the analysis of inverse and
design problems in electromagnetics. The current and future demands placed on design
engineers necessitate the hybridization of forward ...
Novel Test Point Insertion Applications in LBIST
(2021-11-15)
Pseudo-random stimulus for digital test is an established industry practice due to its simplicity and significant fault coverage. However, when applied to modern circuits, pseudo-random stimulus can fail to excite and ...
Numerical Modeling of Nasal Cavities and Air Flow Simulation
(2006-05-15)
Computational fluid dynamics (CFD) has many applications in biomedical engineering, such as simulating air dynamics in nasal cavities and lungs, blood flow in vessels, and blood flow in hearts. To perform CFD simulations, ...
Numerical Modeling of Very Thin Dielectric Materials
(2008-08-15)
In this work, a Method of Moments (MoM) formulation is presented for the
numerical solution of very thin dielectric materials in the frequency domain. The
dielectric material is represented by a triangular mesh and a ...
Olfaction in Canines - fMRI Study in Fully Unrestrained Awake Dogs
(2017-07-27)
For decades various attempts in vivo and in vitro have been made to explore the anatomical and physiological aspects of the olfactory system in canines and the ways to enhance it. Multiple studies have also attempted to ...
On-wafer RF Characterization and Modeling of Noise, Linearity and Reliability of Advanced RF FinFETs
(2024-04-30)
This work investigates the RF characterization and modeling of noise, linearity, and reliability of advanced RF FinFETs. 5-nm technology devices are used in linearity and noise modeling, and 14-nm technology devices are ...
On-wafer S-parameter Measurement Using Four-port Technique and Intermodulation Linearity of RF CMOS
(2008-12-15)
Accurate on-wafer characterization of CMOS transistors at extremely high frequencies, e.g. above 60GHz, becomes critical for RFIC designs and CMOS technology development for millimeter wave applications. Traditional two-step ...
One Dimensional Zinc Oxide Nanostructures for Optoelectronics Applications: Solar Cells and Photodiodes
(2008-08-15)
Several different morphologies of one-dimensional (1-D) ZnO nanostructured arrays can be controllably synthesized using novel thermal chemical vapor deposition at low temperatures. Well aligned and two dimensional periodic ...
Online In-Situ Estimation of Network Parameters Under Intermittent Excitation Conditions
(2008-08-15)
Online in-situ estimation of network parameters is potential tool to evaluate electrical network and conductor health. The integration of the physics-based models with stochastic models can provide important diagnostic ...
Optical Waveguide Sensor based on Gratings and Metamaterials for Refractive Index Sensing
(2020-07-14)
Optical waveguide sensors based on gratings and metamaterials for refractive index (RI) sensing are introduced in this Ph.D. dissertation. A waveguide is a structure which can guide light based on total internal reflection. ...
Packaging of Silicon Carbide High Temperature, High Power Devices - Processes and Materials
(2006-05-15)
Silicon carbide (SiC) has unique electrical, thermal and physical properties compared to the Si and GaAs conventionally used in microelectronics as it can operate in the temperature range from 350ºC to 500ºC. However, there ...
Paired Pulse Basis Functions and Triangular Patch Modeling for the Method of Moments Calculation of Electromagnetic Scattering from Three-Dimensional, Arbitrarily-Shaped Bodies
(2008-12-15)
Due to an increasing emphasis on fabrication with composite materials, it is important
to be able to model accurately the electromagnetic properties of composite structures. In
this work, we demonstrate a new pair of ...