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 207 for “"Electromagnetic field"”.
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Neutron Star Electromagnetic Field Structure
… investigates the neutron star magnetic field from generation to radiation production. We have investigated the spontaneous magnetization process to explain the magnetic field generation. This magnetization is then applied to determine the electromagnetic field structure of the neutron …
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Electromagnetic field solutions via the finite element method
… solution of two important equations which govern electromagnetic fields, namely, the Poisson equation and the Helmholtz equation. These equations. together with appropriate boundary conditions, describe boundary value and eigenvalue problems respectively. Attention will be restricted to boundary …
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Investigation into the electromagnetic field generated by explosions
… was undertaken to identify any discernible field or wave in the low frequency EM spectrum, focusing particularly on the magnetic field. The work published by Soloviev in 2002 and Adushkin in 2004 served as guidelines on test procedure and setup. Testing of this nature was not found in the …
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Electromagnetic field computation and photonic band gap devices
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1996.
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Novel Concepts for Differential -Equation-Based Electromagnetic Field Simulations
… and analyze consistency properties of the electromagnetic theory on lattice, for PDE solvers such as the finite-difference, finite-volume or finite-element methods.
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Synthesis of Electromagnetic Field Distributions for Electron-Bunching Accelerators
Made available in DSpace on 2014-12-04T21:03:19Z (GMT). No. of bitstreams: 1 6100204.pdf: 4327883 bytes, checksum: b71ce90e8c714ec39fea50c9c099b792 (MD5) Previous issue date: 1960
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Tools for electromagnetic field simulation in the KATRIN experiment
… employs precisely defined electric and magnetic fields for particle transport and mass spectroscopy. In order to simulate particle trajectories in the experiment, it is essential to have methods for calculating these fields quickly and accurately. The application of the methods of direct elliptic …
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New relativistic solutions for classical charges in an electromagnetic field.
… plane wave plus a constant electric or magnetic field. The solutions suggest a new method of accelerating charged particles that invites experimental verification and application. (Abstract shortened by UMI.)Dept. of Physics. Paper copy at Leddy Library: Theses & Major Papers - Basement, West …
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Induction Cup Parameters From Electromagnetic Field Theory and Experimental Analysis
Made available in DSpace on 2014-12-04T21:03:34Z (GMT). No. of bitstreams: 1 6305072.pdf: 2480061 bytes, checksum: f0f1b89769edaf1e8deee26f84bd5936 (MD5) Previous issue date: 1963
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Application of electroabsorption in a semiconductor laser for electromagnetic field sensing
… semiconductor laser device for optically based electromagnetic field sensing has been studied. A separate confinement heterostructure laser design containing a single quantum well and a steplike waveguiding index profile has demonstrated efficient modulation when operated as a light absorber …
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Development and implementation of a finite element program for static electromagnetic field problems
A program is presented for the solution of static electromagnetic fields in bounded and unbounded 2- dimensional domains. The program comprises of a mesh generator which descretises the domain into triangular finite elements or if applicable into special elements, called infinite elements which …
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Spectral Integral Method and Spectral Element Method Domain Decomposition Method for Electromagnetic Field Analysis
<p>In this work, we proposed a spectral integral method (SIM)-spectral element method (SEM)- finite element method (FEM) domain decomposition method (DDM) for solving inhomogeneous multi-scale problems. The proposed SIM-SEM-FEM domain decomposition algorithm can efficiently handle problems with …
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Methodologies for electromagnetic field modeling for computer aided analysis of multi-domain physical interactions
… in this work to facilitate the modeling of electromagnetic fields in the context of multi-domain physical interactions. Among the challenges for computer aided analysis of electromagnetic problems in interaction with other physical phenomena are the largely different temporal and spatial …
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On The Visualization of Time-varying complex Electromagnetic Field lines in 3D and 4D Fashions
Die Existenz mindestens einer Symmetriefläche sichert, dass sich die Linien in Form von Schleifen schließen. Solche geschlossenen Linien haben sich als die beste Möglichkeit zur Wahrnehmung von Feldern erwiesen. Entweder wird ein bestimmter Zeitpunkt dargestellt (3D) oder man stellt die Entwicklung …
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Effects of pulsed electromagnetic field therapy on symptoms associated with eccentric exercise-induced muscle damage
… from muscle damage are necessary. Pulsed electromagnetic field therapy (PEMFT) is anecdotally reported to increase muscle blood flow and oxygenation to enhance tissue healing. One previous study showed that PEMFT was effective for alleviating muscle soreness and losses in range of motion …
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Physical and practical limits of a biomolecular control system using nanoparticles and electromagnetic field irradiation
… to target biomolecules and irradiated with an electromagnetic field. Due to their unique physical properties, the NPs specifically absorb the field's energy. They convert the energy to heat, and then they transport it to the conjugated target biomolecules. The heat affects a change in the …
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Modeling and Hybrid Simulation of on-Chip Power Delivery Network Using an Unconditionally Stable Electromagnetic Field Solver
… used relies on the iterative exchange of field information between adjacent subdomains over an overlap region. For the case of on-chip power grid structures, it is shown that at most two iterations are needed for convergence. Hence, the scheme is computationally very efficient for the …
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