Synthesis of picosecond pulses by spectral compression and shaping of femtosecond pulses in engineered quadratic nonlinear media
Author(s) -
Marco Marangoni,
Daniele Brida,
Matteo Conforti,
AntonioDaniele Capobianco,
Cristian Manzoni,
Fabio Baronio,
G. F. Nalesso,
Costantino De Angelis,
Roberta Ramponi,
Giulio Cerullo
Publication year - 2009
Publication title -
optics letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.524
H-Index - 272
eISSN - 1071-2763
pISSN - 0146-9592
DOI - 10.1364/ol.34.000241
Subject(s) - femtosecond , picosecond , optics , pulse compression , materials science , pulse shaping , self phase modulation , nonlinear optics , bandwidth (computing) , lithium tantalate , lithium niobate , optoelectronics , laser , physics , computer science , telecommunications , radar
Narrow-bandwidth picosecond pulses of predetermined spectral and temporal shapes are generated with high efficiency by frequency conversion of femtosecond pulses in lithium tantalate crystals with engineered quasi-phase-matching structures. We give examples of the synthesis of Gaussian and super-Gaussian picosecond pulses and also of a pair of synchronized phase-coherent picosecond pulses with a predetermined carrier-frequency difference.
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