DocumentCode :
80419
Title :
Broadly tunable quantum-dot based ultra-short pulse laser system with different diffraction grating orders
Author :
Alhazime, A. ; Ding, Yi ; Nikitichev, D.I. ; Fedorova, Ksenia A. ; Krestnikov, I.L. ; Krakowski, M. ; Rafailov, E.U.
Author_Institution :
Photonics & Nanosci. Group, Univ. of Dundee, Dundee, UK
Volume :
49
Issue :
5
fYear :
2013
fDate :
February 28 2013
Firstpage :
364
Lastpage :
366
Abstract :
A broadly tunable quantum-dot based ultra-short pulse master oscillator power amplifier with different diffraction grating orders as an external-cavity resonance feedback is studied. A broader tuning range, narrower optical spectra as well as higher peak power spectal density (maximun of 1.37 W/nm) from the second-order diffraction beam are achieved compared to those from the first-order diffraction beam in spite of slightly broader pulse duration from the second-order diffraction.
Keywords :
diffraction gratings; high-speed optical techniques; laser cavity resonators; laser feedback; laser tuning; quantum dot lasers; semiconductor optical amplifiers; broadly tunable quantum-dot based ultra-short pulse laser system; diffraction grating orders; external cavity resonance feedback; first-order diffraction beam; optical spectra; peak power spectral density; pulse duration; second-order diffraction beam; tuning range; ultrashort pulse master oscillator power amplifier;
fLanguage :
English
Journal_Title :
Electronics Letters
Publisher :
iet
ISSN :
0013-5194
Type :
jour
DOI :
10.1049/el.2012.3761
Filename :
6473961
Link To Document :
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