Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 1941 for “"Electronics and Electrical"”.
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Additive Manufacturing of Electrical Machines and Electronic Devices
… advancements in the additive manufacture of electronics and electrical machines have led to successful demonstrations of 3D-printed passive (e.g., resistors, capacitors, inductors) and active (e.g., transistors) electronic components, as well as magnetic cores and power transfer devices. …
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Electronics first : development of a basic electronics course of study for naval engineers
… of critical engineering, design, construction, and naval architecture concepts. However, within that curriculum, there is less of an emphasis on electrical engineering and electronics as it applies to shipboard systems. The purpose of this project is to outline a new course of study centered …
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Voluntary environmental programmes in the developing world: an examination of the ISO 14001 environmental management system certification in Thailand
… environmental programmes (VEPs). Developed and promoted in the past few decades by policy practitioners looking to regulate environmental pollution without saddling enterprises and governments with high regulatory costs, VEPs remain vastly under-studied, especially when compared with market …
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Environmental risk assessment for an informal e-waste recycling site in Lagos State, Nigeria
… recycling may pose a risk to human health and the environment, this study aims to evaluate the e-waste contamination and the environmental and human health impact of informal e-waste recycling on the exposed population using the risk assessment framework. The distribution of a number of …
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Islanding Detection of Grid Connected Distributed Generation Resources Using Symmetrical Components
… problems in distribution network is islanding detection, since it causes serious problems for equipment connected to the network, specially distributed generators (DG). Network fluctuations occurring at different situations impact the accuracy of islanding detection method. The proposed …
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Electric Vehicle-Induced Grid Impact Analysis and Its Minimization
… With significant technology improvement and government policies, EVs have increased to 10 million globally. A major bottleneck to accommodate the projected EVs is the development of an affordable and convenient charging infrastructure without needing long waiting times or long-distance …
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Molecular Dynamics Study of Dendrite Formation in Lithium-Metal Anodes
… the relentless growth in global electricity demand, reaching 29,471 TWh in 2023, has underscored the urgent need for advanced energy storage technologies. This thesis addresses key challenges in developing next-generation high-energy rechargeable batteries with a focus on lithium-based anodes. …
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Enhancing TCP traffic flow performance with a proportional and integral rate controller: Theory, design, and performance evaluation
… control algorithm---the PIR (Proportional and Integral Rate) controller. It is designed to overcome the shortcomings of RED and some other related AQM (Active Queue Management) techniques developed in recent years. That is to avoid unnecessary packet losses and stabilize the queue length in …
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Scheduling in multiple processor real-time systems.
… allocations with activity execution times) and selection of different activity scheduling schemes (first-come first-served, earliest due date, shortest activity first, etc. ...). Statistics, such as response execution times, waiting times of ready-to-execute activities, percentage of …
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Analysis and synthesis of linear sequential machines.
… divided into three major topics: Controllability and observability of linear sequential machines, where these principles are presented from the point of view of cyclic subspaces. Such an approach as it pertains to the direct-sum of the state space enables us to extend current results to cases …
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Semiconductor quantum dot lasers.
… epitaxy on GaAs substrates. Carriers injected electrically from the doped regions of separate confinement heterostructures thermalized efficiently into the zero-dimensional QD states, and stimulated emission at $\sim$707 nm is observed at 77 Kelvin with a threshold current of 175 milliamperes …
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Error rate performance analysis of stream and block ciphers in a digital mobile communication channel.
… on the bit error rate at the receiver. Block and stream cipher modes based on the Data Encryption Standard (DES) are examined. More specifically, Electronic Code Book (ECB), Cipher Block Chaining (CBC), Output FeedBack (OFB) and Cipher FeedBack (CFB) modes are considered. The ability of binary …
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REVEALING ADDITIONAL INFORMATION ABOUT ELECTRICITY MARKET UNDERLYING POWER SYSTEM USING POWER SYSTEM PRINCIPLES AND PUBLISHED MARKET RESULTS
… we provide a novel estimation framework designed and structured on duality theory for estimation of some key parameters in electricity markets. Specifically, the framework uses financial transmission right (FTR) auction outcomes such as clearing prices and quantities to estimate implicit …
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Compact Optical Sensing Systems for pH and Other Substances Detection - Theory and Implementation
Chemical detection is of importance in research and industry. Optical sensors based on contact imaging realize the chemical detection in compact, efficient and inexpensive ways. In the first project real-time optical pH sensor based on complementary metal–oxide–semiconductor (CMOS) contact imaging …
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Design of Asymmetric Slope Fractional Band Reject Filters
… new techniques of designing asymmetric-slope band reject filters. Two new non-conventional transfer functions are presented based on the concept of fractional Laplacian operator, s^(α) where 0 < α < 1. It is possible to achieve asymmetric slopes, large values of notch magnitude up to 90 dB and …
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Concurrent substrate coupling noise modeling and active noise reduction methodology for mixed-signal physical design
… The noise can be coupled from noisy devices and interconnects into the common substrate and coupled into analog devices. This noise coupling mechanism poses serious challenges toward the signal integrity of the mixed-signal design. The final performance of the ICs signal integrity is heavily …
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Theoretical And Experimental Studies On The Instability Of Charged Liquid Drops
… charged liquid droplets, a complete understanding of their behavior at the Rayleigh limit is necessary. An analytical model has been developed for a conductive spherical drop charged to its Rayleigh limit which predicts the final state just after the breakup for both single and multi-sibling …
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The adjacent errors of adaptive algorithms.
The adjacent errors of adaptive algorithms.
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Designs and applications of periodically loaded modeless integrated circuit subtrates.
Designs and applications of periodically loaded modeless integrated circuit subtrates.
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