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December 01 1972

Robert C. Williamson

Stanley S. Ballard;

Stanley S. Ballard

University of Florida

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Daniel C. Swanson

Daniel C. Swanson

University of Florida

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Author & Article Information

Stanley S. Ballard

,

Daniel C. Swanson

University of Florida

Physics Today 25 (12), 63 (1972);

https://doi.org/10.1063/1.3071151