Bulk α-alumina embedded tapered fiber as Q-switcher in an erbiumdoped fiber laser

We present bulk α-alumina (Al2O3) in a polydimethylsiloxane matrix decorated tapered fiber as a Q-switcher for microsecond pulse generation. The integration of α-Al2O3-saturable absorber(SA) in an erbium-doped fiber laser yielded a Q-switched operating regime within 62.0–308.6 mW pump power. The sho...

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Main Authors: Mohd Yusof, Norita, Liew Ying Chyi, Josephine, Ng, Eng Khoon, Md Zain, Ahmad Rifqi, Alresheedi, Mohammed Thamer, Mayzan, Mohd Zul Hilmi, Mahdi, Mohd Adzir
Format: Article
Language:English
Published: iop 2024
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Online Access:http://eprints.uthm.edu.my/12296/1/J17731_a74087427adf5da2a32941eeac52703f.pdf
http://eprints.uthm.edu.my/12296/
https://doi.org/10.1088/1402-4896/ad447f
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spelling my.uthm.eprints.122962024-12-16T23:48:14Z http://eprints.uthm.edu.my/12296/ Bulk α-alumina embedded tapered fiber as Q-switcher in an erbiumdoped fiber laser Mohd Yusof, Norita Liew Ying Chyi, Josephine Ng, Eng Khoon Md Zain, Ahmad Rifqi Alresheedi, Mohammed Thamer Mayzan, Mohd Zul Hilmi Mahdi, Mohd Adzir QC Physics We present bulk α-alumina (Al2O3) in a polydimethylsiloxane matrix decorated tapered fiber as a Q-switcher for microsecond pulse generation. The integration of α-Al2O3-saturable absorber(SA) in an erbium-doped fiber laser yielded a Q-switched operating regime within 62.0–308.6 mW pump power. The shortest pulse width was 7 μs, whereas the repetition rate was tunable from 19.17 to 43.24 kHz. This work reveals a substantial improvement over previously reported Al2O3-SA works with a recorded pulse energy of 150.32 nJ and an estimated damage threshold of beyond 6.75 GW cm−2 incident intensity. Our findings suggest that α-Al2O3-SA has enormous potential as a next generation light-absorbing material for high-energy photonic devices. iop 2024 Article PeerReviewed text en http://eprints.uthm.edu.my/12296/1/J17731_a74087427adf5da2a32941eeac52703f.pdf Mohd Yusof, Norita and Liew Ying Chyi, Josephine and Ng, Eng Khoon and Md Zain, Ahmad Rifqi and Alresheedi, Mohammed Thamer and Mayzan, Mohd Zul Hilmi and Mahdi, Mohd Adzir (2024) Bulk α-alumina embedded tapered fiber as Q-switcher in an erbiumdoped fiber laser. Physica Scipta, 99. pp. 1-10. https://doi.org/10.1088/1402-4896/ad447f
institution Universiti Tun Hussein Onn Malaysia
building UTHM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Tun Hussein Onn Malaysia
content_source UTHM Institutional Repository
url_provider http://eprints.uthm.edu.my/
language English
topic QC Physics
spellingShingle QC Physics
Mohd Yusof, Norita
Liew Ying Chyi, Josephine
Ng, Eng Khoon
Md Zain, Ahmad Rifqi
Alresheedi, Mohammed Thamer
Mayzan, Mohd Zul Hilmi
Mahdi, Mohd Adzir
Bulk α-alumina embedded tapered fiber as Q-switcher in an erbiumdoped fiber laser
description We present bulk α-alumina (Al2O3) in a polydimethylsiloxane matrix decorated tapered fiber as a Q-switcher for microsecond pulse generation. The integration of α-Al2O3-saturable absorber(SA) in an erbium-doped fiber laser yielded a Q-switched operating regime within 62.0–308.6 mW pump power. The shortest pulse width was 7 μs, whereas the repetition rate was tunable from 19.17 to 43.24 kHz. This work reveals a substantial improvement over previously reported Al2O3-SA works with a recorded pulse energy of 150.32 nJ and an estimated damage threshold of beyond 6.75 GW cm−2 incident intensity. Our findings suggest that α-Al2O3-SA has enormous potential as a next generation light-absorbing material for high-energy photonic devices.
format Article
author Mohd Yusof, Norita
Liew Ying Chyi, Josephine
Ng, Eng Khoon
Md Zain, Ahmad Rifqi
Alresheedi, Mohammed Thamer
Mayzan, Mohd Zul Hilmi
Mahdi, Mohd Adzir
author_facet Mohd Yusof, Norita
Liew Ying Chyi, Josephine
Ng, Eng Khoon
Md Zain, Ahmad Rifqi
Alresheedi, Mohammed Thamer
Mayzan, Mohd Zul Hilmi
Mahdi, Mohd Adzir
author_sort Mohd Yusof, Norita
title Bulk α-alumina embedded tapered fiber as Q-switcher in an erbiumdoped fiber laser
title_short Bulk α-alumina embedded tapered fiber as Q-switcher in an erbiumdoped fiber laser
title_full Bulk α-alumina embedded tapered fiber as Q-switcher in an erbiumdoped fiber laser
title_fullStr Bulk α-alumina embedded tapered fiber as Q-switcher in an erbiumdoped fiber laser
title_full_unstemmed Bulk α-alumina embedded tapered fiber as Q-switcher in an erbiumdoped fiber laser
title_sort bulk α-alumina embedded tapered fiber as q-switcher in an erbiumdoped fiber laser
publisher iop
publishDate 2024
url http://eprints.uthm.edu.my/12296/1/J17731_a74087427adf5da2a32941eeac52703f.pdf
http://eprints.uthm.edu.my/12296/
https://doi.org/10.1088/1402-4896/ad447f
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score 13.223943