Parameter optimization simulation of high power yitterbium doped double-clad fiber laser

The studies of ytterbium-doped double-clad fiber laser system that can be used to produce high power laser are comprehensively analyzed in this research. The simulation was done using Liekki commercial software application. The engine of this simulation application was based on rate equation which r...

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Main Author:	Maamur, Khairol Bariyah
Format:	Thesis
Language:	English
Published:	2012
Subjects:	Q Science (General)
Online Access:	http://eprints.utm.my/id/eprint/32633/1/KhairolBariyahMaamurMFS2012.pdf
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id	my-utm-ep.32633
record_format	uketd_dc
spelling	my-utm-ep.326332017-09-21T05:55:13Z Parameter optimization simulation of high power yitterbium doped double-clad fiber laser 2012-11 Maamur, Khairol Bariyah Q Science (General) The studies of ytterbium-doped double-clad fiber laser system that can be used to produce high power laser are comprehensively analyzed in this research. The simulation was done using Liekki commercial software application. The engine of this simulation application was based on rate equation which relates to the design parameter of the fiber laser. In order to improve the performance of Yb3+-doped double clad fiber laser, there are several critical parameters that need to be analyzed which are pump wavelength, fiber length, pump power, dopant concentration and output reflectivity, R2. The result shows pump wavelength of 976 nm presents the highest efficiency value of 84.58 % compared to 915 nm and 920 nm. It is found that dopant concentration of N= 4 x 1025 m-3 is the best choice to produce high output power. It is also found that the optimum fiber length for this work is 15.4 m which correspond to the output power of 39 W with forward pump power of Pp = 50 W. The optimum fiber length does not depend on the output reflectivity, R2 when R2 is greater than 90 %. 2012-11 Thesis http://eprints.utm.my/id/eprint/32633/ http://eprints.utm.my/id/eprint/32633/1/KhairolBariyahMaamurMFS2012.pdf application/pdf en public masters Universiti Teknologi Malaysia, Faculty of Science Faculty of Science
institution	Universiti Teknologi Malaysia
collection	UTM Institutional Repository
language	English
topic	Q Science (General)
spellingShingle	Q Science (General) Maamur, Khairol Bariyah Parameter optimization simulation of high power yitterbium doped double-clad fiber laser
description	The studies of ytterbium-doped double-clad fiber laser system that can be used to produce high power laser are comprehensively analyzed in this research. The simulation was done using Liekki commercial software application. The engine of this simulation application was based on rate equation which relates to the design parameter of the fiber laser. In order to improve the performance of Yb3+-doped double clad fiber laser, there are several critical parameters that need to be analyzed which are pump wavelength, fiber length, pump power, dopant concentration and output reflectivity, R2. The result shows pump wavelength of 976 nm presents the highest efficiency value of 84.58 % compared to 915 nm and 920 nm. It is found that dopant concentration of N= 4 x 1025 m-3 is the best choice to produce high output power. It is also found that the optimum fiber length for this work is 15.4 m which correspond to the output power of 39 W with forward pump power of Pp = 50 W. The optimum fiber length does not depend on the output reflectivity, R2 when R2 is greater than 90 %.
format	Thesis
qualification_level	Master's degree
author	Maamur, Khairol Bariyah
author_facet	Maamur, Khairol Bariyah
author_sort	Maamur, Khairol Bariyah
title	Parameter optimization simulation of high power yitterbium doped double-clad fiber laser
title_short	Parameter optimization simulation of high power yitterbium doped double-clad fiber laser
title_full	Parameter optimization simulation of high power yitterbium doped double-clad fiber laser
title_fullStr	Parameter optimization simulation of high power yitterbium doped double-clad fiber laser
title_full_unstemmed	Parameter optimization simulation of high power yitterbium doped double-clad fiber laser
title_sort	parameter optimization simulation of high power yitterbium doped double-clad fiber laser
granting_institution	Universiti Teknologi Malaysia, Faculty of Science
granting_department	Faculty of Science
publishDate	2012
url	http://eprints.utm.my/id/eprint/32633/1/KhairolBariyahMaamurMFS2012.pdf
_version_	1747816049810604032

Parameter optimization simulation of high power yitterbium doped double-clad fiber laser

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