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 32 for “"Sciences and Engineering"”.
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Discerning quality evaluation in online graduate degree programs in agricultural sciences and engineering
Enormous demands for online degrees in higher education have increased the pressure on universities to launch web courses and degrees quickly and, at times, without properly attending to the quality of these ventures. There is scarce research that defines which quality indicators are used to assess …
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Integration of Life Sciences and Engineering - Highly Infectious Diseases in Population : Control System Analysis and Synthesis
… master's thesis focuses on the integration of engineering and biological sciences. The thesis starts with a literature survey to find out the model of a highly infectious disease such as smallpox among a certain metropolitan population. The chosen nonlinear model is simulated using MATLAB and …
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Fracture of fillet welds under extreme loading
… Institute of Technology, Dept. of Ocean Engineering, 1996, and Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Materials Sciences and Engineering, 1996.
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Cavity and projectile dynamics in intermediate Froude number water entry
… has long been a topics of interest in both sciences and engineering. It began with Worthington, who in the late XIX century found experimentally that a cavity is being formed when a steel sphere enters water (Worthington and Cole (1895-1896)). As we know today, water entry of a sphere is a …
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Geometric Approaches in Phase Space Transport and Partial Control of Escaping Dynamics
… presents geometric approaches of understanding chaotic transport in phase space that is fundamental across many disciplines in physical sciences and engineering. This approach is based on analyzing phase space transport using boundaries and regions inside these boundaries in presence of …
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Introducing the Picard Method for Approximating Solutions of Differential Equations with Neural Networks
… used to model various problems in the natural sciences and engineering. However, ordinary differential equations (ODEs) are usually not analytically solvable, so many numerical approaches have been developed to produce approximate solutions. More recently, it has been proposed that neural …
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The Left Regular Representation of a Semigroup
… several questions in the semigroup case and then work towards understanding the structure of the representations given. We present results describing what the elements of the image under the representation map can look like (the semigroup problem), whether or not two semigroups will give …
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Physical specifications and measurements of the MIT Graphite Exponential Pile
… Pile (MGEP) presents a unique set of research and pedagogical opportunities mostly unavailable at other institutions that offer degrees in nuclear sciences and engineering. In early reactor physics classes, many students solve simplified transport and diffusion equations on cubic geometries, …
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Applications of Geometric Algebra in Mathematical Engineering
… found success in various areas of the physical sciences and engineering over the last decade but remains relatively underutilised in industry and several key topics in the field remain unexplored. This thesis focuses on the practical applications of Geometric Algebra in various interconnected …
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New overlapping finite elements and their application in the AMORE paradigm
… become a fundamental analysis tool for modern sciences and engineering. Despite the great improvement in theory and application over the past decades, the need for regular conforming meshes in finite element analysis still requires much human effort in engineering practice. In this thesis we …
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Numerical solutions to Poisson's equation using radial basis functions
… equation which is encountered in the applied sciences and engineering fields. Two separate methods are explained for obtaining particular solutions to this equation. The Method of Fundamental Solutions is then used to solve the remaining homogeneous equation in the context of the Method of …
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Corrector Theory in Random Homogenization of Partial Differential Equations
… systematically a theory for the correctors in random homogenization of partial differential equations with highly oscillatory coefficients, which arise naturally in many areas of natural sciences and engineering. This corrector theory is of great practical importance in many applications when …
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Using dimensional analysis in building statistical response models
… things, prediction equations in the physical sciences and engineering. Only recently has the method been considered in the statistical sense. A thorough literature research is presented, including history, method and theory, problems, and disadvantages of dimensional analysis. The dimensional …
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Numerical singular perturbation approaches based on spline approximation methods for solving problems in computational finance
… can be exercised only on the expiration date, and American options which can be exercised on or before the expiration date. American options are much harder to deal with than European ones. The reason being the optimal exercise policy of these options which led to free boundary problems. Ever …
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Design and evaluation of a data-dependent low-power 8x8 DCT/IDCT
… have focused on reducing arithmetic complexity and have fixed run-time complexities regardless of the input. Recently, data-dependent signal processing has been applied to the DCT/IDCT. These algorithms have variable run-time complexities. A new two-dimensional 8 x 8 low-power DCT/IDCT design is …
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Cross-disciplinary strategies for advancing equity, diversity, and inclusion in geoscience education and workplaces
… investigates systemic marginalization in the geosciences with the aim of creating more inclusive working and learning environments. Geoscience remains one of the least diverse STEM disciplines, shaped by histories of racial, gender-based, and other forms of discrimination. To address these …
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Generic planar lattice patterns in liquid crystals
In this thesis we will be studying symmetries and pattern formation within a planar layer of liquid crystal. Some of the generic equilibrium patterns (steady states) on a square or hexagonal lattice that bifurcate from a homeotropic or planar isotropic state were calculated in Chillingworth and …
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A PROBABILITY DISTRIBUTION APPROACH TO DESCRIBE CUSTOMER COSTS DUE TO ELECTRIC SUPPLY INTERRUPTIONS
… is an important aspect of power system planning and operation. An equally important issue is how to utilize customer costs of electric supply interruption as surrogates to appropriately quantify reliability worth. The objective of this research work was to develop a practical alternative to the …
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Transient wave propagation on random fields with fractal and Hurst effects
Due to its significance in natural sciences and engineering fields, wave propagation through random heterogeneous media is a significant area of fundamental and applied research. Recently two models have been developed, Cauchy and Dagum models, that can simulate random fields with fractal and Hurst …
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