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Kvantovaya Elektronika, 2014 Volume 44, Number 9, Pages 866–872 (Mi qe16029)

This article is cited in 17 papers

Terahertz radiation

Generation of surface waves and low-frequency radiation under exposure of a conductor to a laser pulse focused by a cylindrical lens

S. A. Uryupinab, A. A. Frolovc

a P. N. Lebedev Physical Institute, Russian Academy of Sciences, Moscow
b National Engineering Physics Institute "MEPhI", Moscow
c Joint Institute for High Temperatures, Russian Academy of Sciences, Moscow

Abstract: We have developed a theory of generation of low-frequency radiation and surface waves under the pondermotive action of a femtosecond laser pulse irradiating a conductor along the normal and focused by a cylindrical lens. It is shown that for the chosen focusing method and specified values of laser pulse duration and flux density it is possible to significantly increase the total energy of both surface waves and low-frequency radiation.

Keywords: surface wave, femtosecond laser pulse, terahertz frequency range, frequency of collisions.

PACS: 73.20.Mf, 52.35.Mw, 42.65.Re

Received: 16.01.2014
Revised: 20.03.2014


 English version:
Quantum Electronics, 2014, 44:9, 866–872

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© Steklov Math. Inst. of RAS, 2024