Document Type

Article

Publication Date

12-1968

Comments

Copyright 1968 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics.

The following article appeared in Journal of Applied Physics, 100 (23), 6119-6120, 1968, and may be found at http://dx.doi.org/10.1063/1.1656138.

DOI

10.1063/1.1656138


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