Magnesium oxide (MgO) thin film as saturable absorber for passively mode locked erbium-doped fiber laser

A passively mode locked erbium-doped fiber laser (EDFL) operating at center wavelength of 1569.1 nm is demonstrated based on magnesium oxide (MgO) thin film as a saturable absorber (SA) for the first time. MgO SA was constructed using casting solvent method, and it found that it exhibits suitable mo...

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Main Authors: Khaleel, Wurood Abdulkhaleq, Sadeq, Sinan Abdulhameed, Alani, Ibrahim Abdulrahman Mahmood, Ahmed, Mahmoud Hazzaa Mohammed
Format: Article
Published: Elsevier 2019
Subjects:
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author Khaleel, Wurood Abdulkhaleq
Sadeq, Sinan Abdulhameed
Alani, Ibrahim Abdulrahman Mahmood
Ahmed, Mahmoud Hazzaa Mohammed
author_facet Khaleel, Wurood Abdulkhaleq
Sadeq, Sinan Abdulhameed
Alani, Ibrahim Abdulrahman Mahmood
Ahmed, Mahmoud Hazzaa Mohammed
author_sort Khaleel, Wurood Abdulkhaleq
collection UM
description A passively mode locked erbium-doped fiber laser (EDFL) operating at center wavelength of 1569.1 nm is demonstrated based on magnesium oxide (MgO) thin film as a saturable absorber (SA) for the first time. MgO SA was constructed using casting solvent method, and it found that it exhibits suitable modulation depth of about 32.4% and saturation intensity of 16 MW/cm 2 . Self-started mode locked pulse trains with fix repetition rate of 3.5 MHz, short pulse duration of 5.6 ps and high signal to noise ratio (SNR) of 50 dB were achieved at maximum input pump power of 159 mW. © 2019
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institution Universiti Malaya
last_indexed 2024-03-06T06:02:10Z
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publisher Elsevier
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spelling um.eprints-242242020-04-23T11:48:54Z http://eprints.um.edu.my/24224/ Magnesium oxide (MgO) thin film as saturable absorber for passively mode locked erbium-doped fiber laser Khaleel, Wurood Abdulkhaleq Sadeq, Sinan Abdulhameed Alani, Ibrahim Abdulrahman Mahmood Ahmed, Mahmoud Hazzaa Mohammed TK Electrical engineering. Electronics Nuclear engineering A passively mode locked erbium-doped fiber laser (EDFL) operating at center wavelength of 1569.1 nm is demonstrated based on magnesium oxide (MgO) thin film as a saturable absorber (SA) for the first time. MgO SA was constructed using casting solvent method, and it found that it exhibits suitable modulation depth of about 32.4% and saturation intensity of 16 MW/cm 2 . Self-started mode locked pulse trains with fix repetition rate of 3.5 MHz, short pulse duration of 5.6 ps and high signal to noise ratio (SNR) of 50 dB were achieved at maximum input pump power of 159 mW. © 2019 Elsevier 2019 Article PeerReviewed Khaleel, Wurood Abdulkhaleq and Sadeq, Sinan Abdulhameed and Alani, Ibrahim Abdulrahman Mahmood and Ahmed, Mahmoud Hazzaa Mohammed (2019) Magnesium oxide (MgO) thin film as saturable absorber for passively mode locked erbium-doped fiber laser. Optics & Laser Technology, 115. pp. 331-336. ISSN 0030-3992, DOI https://doi.org/10.1016/j.optlastec.2019.02.042 <https://doi.org/10.1016/j.optlastec.2019.02.042>. https://doi.org/10.1016/j.optlastec.2019.02.042 doi:10.1016/j.optlastec.2019.02.042
spellingShingle TK Electrical engineering. Electronics Nuclear engineering
Khaleel, Wurood Abdulkhaleq
Sadeq, Sinan Abdulhameed
Alani, Ibrahim Abdulrahman Mahmood
Ahmed, Mahmoud Hazzaa Mohammed
Magnesium oxide (MgO) thin film as saturable absorber for passively mode locked erbium-doped fiber laser
title Magnesium oxide (MgO) thin film as saturable absorber for passively mode locked erbium-doped fiber laser
title_full Magnesium oxide (MgO) thin film as saturable absorber for passively mode locked erbium-doped fiber laser
title_fullStr Magnesium oxide (MgO) thin film as saturable absorber for passively mode locked erbium-doped fiber laser
title_full_unstemmed Magnesium oxide (MgO) thin film as saturable absorber for passively mode locked erbium-doped fiber laser
title_short Magnesium oxide (MgO) thin film as saturable absorber for passively mode locked erbium-doped fiber laser
title_sort magnesium oxide mgo thin film as saturable absorber for passively mode locked erbium doped fiber laser
topic TK Electrical engineering. Electronics Nuclear engineering
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