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.
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Showing 1 to 20 of 25 for “"Circuit Theory"”.
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Enhanced wireless power transfer system modeling using reflection theory and magnetic circuit analysis
… applications. By incorporating reflection theory and imaginary gyrator to address impedance mismatches between systems, the research refines conventional approaches. The model integrates Faraday's law, reflection theory, circuit analysis, and magnetic circuit theory, validated through both …
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TouchSPICE: Physical-Virtual Circuit Emulator
… touchSPICE to aid in the learning of basic circuits. Traditionally, circuit theory is taught to students in two different methods, lectures and laboratory exercises. Lectures focus on auditory and visual learning and are largely passive learning. Lab experiments allow students to physically …
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Determining Impediments to Gene Flow in a Natural Population of Cornus florida L. Cornaceae, Using Integrative Landscape Genetic Techniques
… genetic techniques (Least Cost Path Analysis, Circuit Theory, and Conditional Genetic Distance). Traditional population genetic analysis indicated pair-wise relatedness was significantly correlated to distance (Pearson; r = -0.312, P < 0.001) suggesting a spatial component to offspring …
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Symbolic techniques for the performance analysis of generalised stochastic petri nets
… (BDDs) have been successfully used in sequential circuit theory, VLSI, and model checking. They form a highly memory efficient canonical representation of a Boolean function. In this dissertation, following on the success of BDDs in other fields, we investiage the applicability of symbolic …
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Control and characterization of a cyclotron proton beam
… The system was designed by using magnetic circuit theory and fundamental electromagnetic theory. A software package called finite element method magnetic (FEMM) has been used as a simulation tool to conduct finite element analysis of the designed circuit. The beam steering experiment was …
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Mapping Connectivity: Integrating Ecological Landscape Analysis into Urban Planning in the City of Nanaimo
… corridors; and finally, the application of circuit theory to evaluate the relative importance of identified corridors and key areas. The research produces insights that can be used for integrating ecological connectivity into urban planning and highlight the importance of balancing …
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Predicting genetic interactions in Caenorhabditis elegans using machine learning
… Our first method, information flow, uses circuit theory to evaluate the importance of a protein in an interactome. We find that proteins with high i-flow scores mediate information exchange between functional modules. We also show that increasing information flow scores strongly correlate …
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Investigation of electromagnetic welding
… several materials are presented. Studying the circuit theory, the current discharge pulse can be optimized to the needs of the EMW process, when opting for a critically damped RLC circuit. We present MultiSIM and MATLAB models that prove the proposed optimization and reflect the experimental …
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Design and development of a two-axis reluctance based actuator for hexflex nano-positioner
… off of the reluctance principle used in magnetic circuits and its application as a two-axis actuator is a new and unexplored technology. It will be designed using solid modeling software and magnetic circuit theory, constructed, and tested as a part of the thesis project. Several design iterations …
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Kecekapan pembelajaran berasaskan model contoh-masalah dalam pembelajaran teori litar
… Technology (DEM) program, who attended the Circuit Theory course (DEM1313) in their first semester in ADTEC. The students were randomly selected and distributed into two groups using two stage cluster sampling. EPBL teaching methods have been implemented to the treatment group (n = 19) for …
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Composite Right-Left Handed Stripline Structures for Antenna Array Feed Networks
… based on the distributed transmission line circuit theory is provided as well as a description of the method utilized to tune the performance.</p> <p>Three different application scenarios are explored using variations of the via-less composite right/left-handed stripline in the feed …
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Memristor-Based Computing Architecture with Advanced Signal Processing Capabilities
… combining them with conventional electronic circuitry. The concept of memristor (short for memory resistor) was first theorised in 1971 by Prof. Chua while reasoning on the theoretical grounds of of the symmetry of equations governing the fundamental passive circuit theory. This thesis can be …
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TouchSPICE vs. ReActive-SPICE: A Human-Computer Interaction Perspective
… SPICE simulation tools and applications of circuit theory lack real-time interaction and feedback. The goal of this thesis was to create an interactive physical environment to allow the manipulation and simulation of discrete electrical components in near-real-time while optimizing and …
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Microscopic physics of transition edge sensors
… spectroscopy. Models of TESs often employ a circuit theory approach, taking TES parameters such as the temperature and current dependent resistance as inputs, but there are few microscopic models which allow prediction of these parameters. In this thesis, I develop a microscopic model to …
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Experimental and Theoretical Study of Microwave Heating of Thermal Runaway Materials
… of this phenomenon is the so-called "S-curve" theory. However, prior to this work, no direct experimental evidence has been published to verify this theory. In this dissertation, we report the direct experimental evidence of the so-called "S-curve" by heating thermal runaway materials in a …
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Language Competence and Information Processing Strategy: A Comparison of First and Second Language Word Recognition in Connected Speech
… view, the stage hypothesis, and the short-circuit theory, the researcher predicted L2 listeners use top-down strategy more than L1 listeners if access to higher-level information is not hindered by the competence-ceiling effect. The subjects consisted of two groups of non-native speakers of …
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Analysis of Lossless-Adjustable One-Ports: Experimental Testing, Modelling and Optimal Control
… that contain them. First, the optimal control theory is developed for a generic mechanical network that contains lossless-adjustable elements. By exploiting a specific form of a block state-space representation, which is found for the class of the mentioned networks as well as the form of the …
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Tuning Spin Currents with Ultrathin Heavy Metal Microstructure
… After extending current magnetoelectronic circuit theory to include the seed layer, we find that spin transport in buffered Pt|CoFeB bilayers can only be well understood when considering HM film morphology through Elliot-Yafet-dominated spin relaxation and intrinsic spin scattering in the …
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Instrument and Influence: The Problem of Fair Weather Electricity (1850–1930)
… Wilson’s (1869-1959) new global electrical circuit theory between 1900 and 1930. In this thesis, I put forward the term *instrumental thinking* to describe the plasticity of instruments designed for measurements of atmospheric electricity. Instruments enabled phenomena to be interrogated …
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Allocation of transmission losses to determine tariff
… Most of the other methods, such as the Game theory method, Circuit theory method, Graph theory method, and Optimization methods are either mathematically complex in operation or time-consuming. And till date, none of these methods could be used to allocate transmission losses with fairness …
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