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Nature 389, 119-120 (11 September 1997) | doi:10.1038/38104

A shot in the arm for fractional charge

Charles L. Kane1 & Matthew P. A. Fisher2

The theory of the fractional quantum Hall effect implies the existence of quasiparticles, collective electron states that have fractional charge. New experiments provide a direct measurement of the charge of these strange states.

  1. Charles L. Kane is in the Department of Physics and Astronomy, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA.
  2. Matthew P. A. Fisher is at the Institute for Theoretical Physics, Kohn Hall, University of California at Santa Barbara, California 93106-4030, USA.