5. William Ellgen, The Size of the Electron (Positron)

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Volume 6: Pages 512-516, 1993

The Size of the Electron (Positron)

William Ellgen 1

1P.O. Box 4943, Oak Ridge, Tennessee 37831 U.S.A.

An experimental controversy leads to the determination of a range of possible radii (a) for the electron (positron). That range is 0.498 146 283 fm ≤ a ≤ 0.704 485 230 fm. The upper limit appears to be the actual radius, and the lower limit may be of significance to the “hard core” in nucleons.

Keywords: electron size, positron size, electron structure, positron structure, pair annihilation

Received: June 7, 1991; Published Online: December 15, 2008