The invention described herein may be manufactured and used by or for the Government for governmental purposes without the payment of any royalty thereon.
Number | Name | Date | Kind |
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3296459 | Frankel | Mar 1967 | |
3549991 | Silver | Dec 1970 | |
3705393 | Anacker | Dec 1972 |
Entry |
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Lum et al., Journal of Applied Physics, vol. 46, No. 7, pp. 3216-3218, July 1975. |
Kittel, Introduction to Solid State Physics, 4th Edition, 1971, John Wiley & Sons, N.Y., p. 402. |