Nonresonance generation of tripled frequencies accompanying the self-focusing of pulses from a small number of vibrations in transparent bulk media

Лашкин Д.В., Шполянский Ю.А. Нерезонансная генерация утроенных частот при самофокусировке импульсов из малого числа колебаний в прозрачных объемных средах // Оптический журнал. 2010. Т. 77. № 9. С. 13–16.

Lashkin D.V., Shpolyanskiy Yu.A. Nonresonance generation of tripled frequencies accompanying the self-focusing of pulses from a small number of vibrations in transparent bulk media [in Russian] // Opticheskii Zhurnal. 2010. V. 77. № 9. P. 13–16.

D. V. Lashkin and Yu. A. Shpolyanskiĭ, "Nonresonance generation of tripled frequencies accompanying the self-focusing of pulses from a small number of vibrations in transparent bulk media," Journal of Optical Technology. 77(9), 535-537 (2010). https://doi.org/10.1364/JOT.77.000535

It is shown that neglecting the generation of tripled frequencies in equations for the envelopes of pulses composed of a small number of light-field vibrations can result in a substantial overestimate of their self-focusing efficiency in transparent bulk media with cubic nonlinearity.

The research was supported by the grant of the President of the Russian Federation for state support of young Russian scientists No. МК-844.2009.2.