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Phys. Rev. Lett. 50, 560–563 (1983)

Direct Measurement of the Longitudinal Coherence Length of a Thermal Neutron Beam

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H. Kaiser, S. A. Werner, and E. A. George*
Physics Department and Research Reactor Facility, University of Missouri-Columbia, Columbia, Missouri 65211

Received 27 December 1982; published in the issue dated 21 February 1983

When a series of aluminum slabs are placed in one leg of a perfect-silicon-crystal neutron interferometer, a continuous and significant loss of contrast is observed. This observation is interpreted as being due to the finite length of the neutron wave packets.

© 1983 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevLett.50.560
DOI:
10.1103/PhysRevLett.50.560
PACS:
03.65.Bz, 42.50.+q

*Visiting summer student from Physics Department, University of Arizona, Tucson, Ariz. 85720.

See Also

Comment: George Comsa, Comment on "Direct Measurement of the Longitudinal Coherence Length of a Thermal Neutron Beam", Phys. Rev. Lett. 51, 1105 (1983).

Reply: H. Kaiser, S. A. Werner, and E. A. George, Kaiser, Werner, and George Respond, Phys. Rev. Lett. 51, 1106 (1983).

 
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