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Amplification of terahertz radiation in a plasmonic crystal with an asymmetric unit cell at dc current

Keywords:

D.V. Fateev – Ph.D. (Phys.-Math.), Senior Research, Saratov branch, Kotel’nikov Institute of Radio Engineering, and Electronics Russian Academy of Sciences. E-mail: fateevdv@yandex.ru
V.V. Popov – Dr.Sc. (Phys.-Math.), Professor, Head of Laboratory, Saratov branch, of the Kotel’nikov Institute of Radio Engineering, and Electronics Russian Academy of Sciences
S.A. Nikitov – Dr.Sc. (Phys.-Math.), Professor, Correspondent Member of RAS, Deputy Director, Saratov branch, of the Kotel’nikov Institute of Radio Engineering, and Electronics Russian Academy of Sciences


Plasmonic amplification of terahertz radiation in a plasmonic crystal with asymmetric unit cell is calculated. It is shown that the plasmonic amplification using high-order plasmonic modes is possible at relatively low values of dc current.
References:

  1. Dyakonov M., Shur M. Shallow water analogy for a ballistic field effect transistor: new mechanism of plasma wave generation by dc current // Phys. Rev. Lett. 1993. V. 71. 2465 p.
  2. Fateev D.V., Popov V.V., Shur M.S. Transformacziya plazmonnogo spektra v tranzistornoj strukture s reshetochny'm zatvorom i prostranstvenno-modulirovanny'm dvumerny'm e'lektronny'm kanalom // Fizika i texnika poluprovodnikov. 2010. T. 44. 1455 c.

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