Excerpt from The Electromagnetic Field Produced by a Helix
The electromagnetic field is found for an infinitely-thin per fectly-connoting helix subject to a monochromatic excitation. It is first assumed that such a field would induce a sinusoidal current on the helix.
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PAP. Zustand: New. New Book. Shipped from UK. Established seller since 2000. Bestandsnummer des Verkäufers LW-9781333498399
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Anbieter: Forgotten Books, London, Vereinigtes Königreich
Paperback. Zustand: New. Print on Demand. This book explores electromagnetic fields induced by imposing a monochromatic excitation onto an infinitely thin helix structure. It follows other research into the nature of electromagnetic fields around helical structures, but breaks new ground by using a different approach to the problem. While previous studies approximated the helix with a cylindrical model, this book uses a retarded vector potential to account for the singular nature of an infinitely thin conductor. By defining a propagation constant, the author is able to establish the correctness of the initial assumption that an imposed electromagnetic field will induce a sinusoidal current on the helical conductor. The resulting expressions are evaluated in terms of Bessel function expansions, and the radial and axial flow of energy is analyzed, revealing that certain frequencies can induce radiating terms which cause a finite radial flow of energy. The author's approach not only advances the understanding of electromagnetic fields around helical structures, but also provides a method for extending the results to helices of finite wire diameter. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item. Bestandsnummer des Verkäufers 9781333498399_0
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Anbieter: Revaluation Books, Exeter, Vereinigtes Königreich
Paperback. Zustand: Brand New. 80 pages. 9.02x5.98x0.17 inches. In Stock. Bestandsnummer des Verkäufers __133349839X
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Anbieter: Revaluation Books, Exeter, Vereinigtes Königreich
Paperback. Zustand: Brand New. 80 pages. 9.02x5.98x0.17 inches. In Stock. This item is printed on demand. Bestandsnummer des Verkäufers 133349839X
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