REFERENCES
- For a listing of these references see refs. 4 and 5 below.
- Gunn, J. B., I.B.M. J. Res. &- Dev., 8 (1964), 141.
- Hutson, A. R., Phys. Rev. Letters, 9 (1962), 296.
- Haydl, W. H. & Quate, C. F., “Current Oscillations in Piezoelectric Semiconductors—Parts I and II”, Stanford University Microwave Laboratory Report No. 1446, June 1966. (To be published). The author is indebted to Dr Haydl for making available preprints of these papers before publication.
- Kuru, Isamu, Japan, J. appl. Phys., 5 (1966), 486.
- Hayakawa, H., Kikuchi, M. & Abe, Y., Japan, J. appl. Phys., 5 (1966), 734.
- Foxell, C. A. P., Summers, J. G. & Wilson, K., Electronics Letters, 1 (1965), 217.