Download The Secret World of Magnets by Howard Johnson PDF
By Howard Johnson
Few humans comprehend magnet can fireplace an strength burst numerous hundred occasions better than its base energy, back and again...that comparable magnetic poles usually allure, no longer repel...or that the styles of iron filings round a magnet undergo little resemblance to the strength fields, that are really spinning vortices. "Conventional magnetic idea and actual magnetic idea are approximately as a lot alike as a Venetian Blind and a blind Venetian."
As the unofficial "father of Spintronics," pioneer researcher Howard Johnson started investigating magnetism in 1942 as a graduate pupil at Vanderbilt collage, learning Bohr's paintings at the electron. a number of patents later, different scientists -- the past due distinctive Professor Dr. Gerhard Beyer of Virginia Polytechnic Institute and Steve Davis -- joined him and jointly they broke a number of the magnetic code, plotting real-time measurements of dynamical platforms to bare the startling habit of magnetic vortices in motion.
In 1970 he and Dr. Beyer released those formerly unknown houses of magnetism, simply as they discovered them, in a brief publication, getting to know Magnetism. The e-book additionally describes Johnson's precise magnetic gate, the foundation of his profitable close-looped rotary magnetic motor.
This variation is a source-book for novel experiments.
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Example text
Davis, Electrical Engineer and Consultant. Dr. G. H. Beyer, Distinguished University Professor of Chemical Engineering, Virginia Polytechnic Institute and State University, Blacksburg, VA 24061. *Recently deceased. Address all inquiries to H. R. Johnson at the above address. 36 37 38 FIGURE C BNEW y axis 39 - BNEW z axis FIGURE E - BNEW y axis 40 1. THE NORTH AND SOUTH POLES OF A CURVED MAGNET: 41 2. ): 3. THE MAGNETIC BULLET FORMED IN A PERMANENT MAGNET RAILGUN OPERATION: The Dynamo of Faraday and The Piezomagnetic Dynamo If a current is sent through a coil of wire between the poles of a large magnet, the coil will rotate.
Johnson. Nauonal Research Laboratory. Annual Report 1985. pp. 166-7. 29 30 The Discovery of the Double Vortex After predicting for years the presence of a vortex in the fields of permanent magnets, Steve Davis and I were working late one night with our three axis gauss meters and a new computer, mapping magnetic fields. " He proceeded to bring up on the screen, in living color, the forming of a double vortex. Not only was the double vortex there, but we could see as it formed, the opposite spins in such a perfect way.
Dirac, Proc. , A133,60 (1931); Phys. , 74,817 (1948), cited by National Academy of Science, Proceedings of National Academy of Science, vol. 39 (n. , 15 April 1953), p. 685. 4 National Academy of Science, p. 685. , p. 686. , p. 681. , p. 682. 8 P. Curie, "Oeuvres," Paris, 1908, p. 127, cited by Nauonal Academy of Science, Proceedings of National Academy of Science, vol. 39 (n. , 15 April 1953), p. 682. 3 Literature Cited Curie, P. " Paris, 1908. Cited by National Academy of Science. Proceedings of National Academy of Science.