Laser-induced generation of surface periodic structures in media with nonlinear diffusion


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Resumo

A model of fast formation of high-contrast periodic structure appearing on a semiconductor surface under action of laser radiation is proposed. The process of growing a surface structure due to the interaction surface plasmon- polaritons excited on nonequilibrium electrons with incident laser radiation are considered in the framework of a medium with nonlinear diffusion of nonequilibrium carriers (defects). A resonance effect of superfast pico- and subpicosecond amplification of the plasmon-polariton structure generated on the surface, the realization of which can result in a high-contrast defect lattice.

Sobre autores

V. Zhuravlev

Ul’yanovsk State University

Email: rafzol.14@mail.ru
Rússia, ul. L’va Tolstogo 42, Ul’yanovsk, 432700

I. Zolotovskii

Ul’yanovsk State University

Autor responsável pela correspondência
Email: rafzol.14@mail.ru
Rússia, ul. L’va Tolstogo 42, Ul’yanovsk, 432700

D. Korobko

Ul’yanovsk State University

Email: rafzol.14@mail.ru
Rússia, ul. L’va Tolstogo 42, Ul’yanovsk, 432700

V. Morozov

Ul’yanovsk State University

Email: rafzol.14@mail.ru
Rússia, ul. L’va Tolstogo 42, Ul’yanovsk, 432700

V. Svetukhin

Ul’yanovsk State University

Email: rafzol.14@mail.ru
Rússia, ul. L’va Tolstogo 42, Ul’yanovsk, 432700

I. Yavtushenko

Ul’yanovsk State University

Email: rafzol.14@mail.ru
Rússia, ul. L’va Tolstogo 42, Ul’yanovsk, 432700

M. Yavtushenko

Ul’yanovsk State University

Email: rafzol.14@mail.ru
Rússia, ul. L’va Tolstogo 42, Ul’yanovsk, 432700

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