M. Büttiker, H. Thomas, et al.
Zeitschrift für Physik B Condensed Matter
We show that near the Gunn instability in semiconductors the plasma frequency is purely imaginary and goes to zero at the critical field. © 1968 The American Physical Society.
M. Büttiker, H. Thomas, et al.
Zeitschrift für Physik B Condensed Matter
E. Pytte
Physical Review Letters
E. Pytte, Y. Imry
Physical Review B
M. Büttiker, H. Thomas
Zeitschrift für Physik B Condensed Matter and Quanta