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Bandwidth, pulse width and wavelength tunability in passively pulse fiber laser / Khalilah Zatiliman Hamdan

In this study, tunable bandwidth, pulse width and wavelength in passively pulse fiber lasers have been demonstrated and studied. This work consists of 4 experiments where the pulse laser is generated by passive approach using Single-wall carbon nanotube (SWCNT) as saturable absorber. The first ex...

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Main Author: Khalilah Zatiliman , Hamdan
Format: Thesis
Published: 2016
Subjects:
Q Science (General)
QC Physics
Online Access:http://studentsrepo.um.edu.my/6825/1/khalilah.pdf
http://studentsrepo.um.edu.my/6825/
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spelling my.um.stud.68252020-01-18T02:45:49Z Bandwidth, pulse width and wavelength tunability in passively pulse fiber laser / Khalilah Zatiliman Hamdan Khalilah Zatiliman , Hamdan Q Science (General) QC Physics In this study, tunable bandwidth, pulse width and wavelength in passively pulse fiber lasers have been demonstrated and studied. This work consists of 4 experiments where the pulse laser is generated by passive approach using Single-wall carbon nanotube (SWCNT) as saturable absorber. The first experiment, a tunable pulse width in passively mode-locked fiber laser has been realized by varying the length of polarized maintaining fiber (PMF). Bandwidth of mode-locked spectrum is varied and indirectly tunes the pulse width from 0.52 ps to 1.65 ps. The next experiment is on tunable dualwavelengths in passively Q-switched fiber laser. A stable dual-wavelength fiber laser have been demonstrated by using arrayed waveguide grating (AWG) and the wavelength spacing between the two wavelength is switchable from 1.6 nm to 4.0 nm. From this experiment, the repetition rate and pulse width of Q-switched laser obtained changed as the wavelength spacing is varied. Then, the third experiment is on tunable pulse width in passively Q-switched fiber laser. Bandwidth spectrum of the Q-switched laser is tuned by using an ultra-narrow tunable bandpass filter (UNTBF). As the spectral bandwidth is varied the pulse width is also tuned from 2.6 μs to 5.4 μs. The last experiment is on tunable ultra-narrow linewidth passively Q-switched fiber laser. The wavelength spectrum can be tuned from 1525 nm to 1561 nm which is about 37 nm in range by using UNTBF. 2016-09 Thesis NonPeerReviewed application/pdf http://studentsrepo.um.edu.my/6825/1/khalilah.pdf Khalilah Zatiliman , Hamdan (2016) Bandwidth, pulse width and wavelength tunability in passively pulse fiber laser / Khalilah Zatiliman Hamdan. Masters thesis, University of Malaya. http://studentsrepo.um.edu.my/6825/
institution Universiti Malaya
building UM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Malaya
content_source UM Student Repository
url_provider http://studentsrepo.um.edu.my/
topic Q Science (General)
QC Physics
spellingShingle Q Science (General)
QC Physics
Khalilah Zatiliman , Hamdan
Bandwidth, pulse width and wavelength tunability in passively pulse fiber laser / Khalilah Zatiliman Hamdan
description In this study, tunable bandwidth, pulse width and wavelength in passively pulse fiber lasers have been demonstrated and studied. This work consists of 4 experiments where the pulse laser is generated by passive approach using Single-wall carbon nanotube (SWCNT) as saturable absorber. The first experiment, a tunable pulse width in passively mode-locked fiber laser has been realized by varying the length of polarized maintaining fiber (PMF). Bandwidth of mode-locked spectrum is varied and indirectly tunes the pulse width from 0.52 ps to 1.65 ps. The next experiment is on tunable dualwavelengths in passively Q-switched fiber laser. A stable dual-wavelength fiber laser have been demonstrated by using arrayed waveguide grating (AWG) and the wavelength spacing between the two wavelength is switchable from 1.6 nm to 4.0 nm. From this experiment, the repetition rate and pulse width of Q-switched laser obtained changed as the wavelength spacing is varied. Then, the third experiment is on tunable pulse width in passively Q-switched fiber laser. Bandwidth spectrum of the Q-switched laser is tuned by using an ultra-narrow tunable bandpass filter (UNTBF). As the spectral bandwidth is varied the pulse width is also tuned from 2.6 μs to 5.4 μs. The last experiment is on tunable ultra-narrow linewidth passively Q-switched fiber laser. The wavelength spectrum can be tuned from 1525 nm to 1561 nm which is about 37 nm in range by using UNTBF.
format Thesis
author Khalilah Zatiliman , Hamdan
author_facet Khalilah Zatiliman , Hamdan
author_sort Khalilah Zatiliman , Hamdan
title Bandwidth, pulse width and wavelength tunability in passively pulse fiber laser / Khalilah Zatiliman Hamdan
title_short Bandwidth, pulse width and wavelength tunability in passively pulse fiber laser / Khalilah Zatiliman Hamdan
title_full Bandwidth, pulse width and wavelength tunability in passively pulse fiber laser / Khalilah Zatiliman Hamdan
title_fullStr Bandwidth, pulse width and wavelength tunability in passively pulse fiber laser / Khalilah Zatiliman Hamdan
title_full_unstemmed Bandwidth, pulse width and wavelength tunability in passively pulse fiber laser / Khalilah Zatiliman Hamdan
title_sort bandwidth, pulse width and wavelength tunability in passively pulse fiber laser / khalilah zatiliman hamdan
publishDate 2016
url http://studentsrepo.um.edu.my/6825/1/khalilah.pdf
http://studentsrepo.um.edu.my/6825/
_version_ 1738505962668425216
score 13.211869

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