## Proceedings of LFNM'...: International Workshop on Laser and Fiber-optical Networks Modeling, Volume 4Kharkiv State University of Radio Electronics, 2002 - Fiber optics |

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Page 170

If a

essentially increase energy of the higher time

pump ...

If a

**harmonic**plane wave falls on nonlinear film scattered field contains higher**harmonics**. Combination Bragg and nonlinear phenomena allows one toessentially increase energy of the higher time

**harmonics**( 5 ) . In [ 5 ] undepletedpump ...

Page 171

The scattered field can be expressed as sum of space - time

y , z ) = a , cos ( axt + k , y - k , z ) + Źlammfum ( t , y , z ) - bum ham ( 1 , y , z ) ] . ( 3

) m = -M n = 1 Each

The scattered field can be expressed as sum of space - time

**harmonics**M N H ( t ,y , z ) = a , cos ( axt + k , y - k , z ) + Źlammfum ( t , y , z ) - bum ham ( 1 , y , z ) ] . ( 3

) m = -M n = 1 Each

**harmonic**rigorously satisfies the wave equation k ?Page 173

If the wavenumber of some

is twice as large as longitudinal wavenumber of the surface wave , then Bragg

coupling of two surface waves occurs , that is reflection of surface waves with ...

If the wavenumber of some

**harmonic**of spatial perturbation of the film impedanceis twice as large as longitudinal wavenumber of the surface wave , then Bragg

coupling of two surface waves occurs , that is reflection of surface waves with ...

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### Contents

INV L1 NEW CONCEPT OF MULTIPASS RESONATORS FOR GAS AND | 1 |

L2 WIDEAPERTURE ELECTRODISCHARGE EXCIMER LASERS | 8 |

L4 POSSIBILITY OF HIGHFREQUENCY PULSE DISCHARGE | 17 |

Copyright | |

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absorption active allows amplitude angle applied axis beam calculated carried characteristics charge coefficient components considered constant corresponds crystals defined density dependence described determined devices diffraction direction discharge distribution effective electric electrons elements energy equal equation experimental expression factor fiber field frequency function gain given gratings IEEE increase intensity interaction Kharkov laser layer length light linear means measured medium method mirror mode modulation necessary nonlinear observed obtained operator optical output parameters particles periodic phase photonic physical plane polarization positive possible presented problem processes propagation properties pulse pumping quantum radiation range received References reflection refractive resonator scattering shown shows signal solution space spatial spectral structure surface temperature tion transformation Ukraine University vector volume vortex wave waveguide wavelength