## 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 22

The derived threshold carrier density is

Where Cthe Ctro + 3 . is the threshold carrier density at room temperature , 8. is

Ivetph & the differential gain coefficient at reference temperature , I is the mode ...

The derived threshold carrier density is

**given**as : ST - T , T. Ch ~ Chel ( 3 )Where Cthe Ctro + 3 . is the threshold carrier density at room temperature , 8. is

Ivetph & the differential gain coefficient at reference temperature , I is the mode ...

Page 34

Both external forming devices and intracavity elements are used for the solution

of the

cause additional losses of energy and complicate the laser system . Therefore ...

Both external forming devices and intracavity elements are used for the solution

of the

**given**problems . External components , which form a beam effectively ,cause additional losses of energy and complicate the laser system . Therefore ...

Page 346

E ( 359 ) # 2 Ox2 B = k • Neff The ratio for refractive index profile determination

according to the measured distribution of field amplitude from here is obtained n2

( x , y ) = ( 7 ) k2 E ( x , y ) ay2 As it was noticed the

...

E ( 359 ) # 2 Ox2 B = k • Neff The ratio for refractive index profile determination

according to the measured distribution of field amplitude from here is obtained n2

( x , y ) = ( 7 ) k2 E ( x , y ) ay2 As it was noticed the

**given**equation corresponds to...

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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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### Common terms and phrases

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