Sodium carbonate modulated ultrashort mode-locked stretched pulses in an erbium-doped fiber laser

MM Najm, P Zhang, AA Al-Azzawi, MN Abdullah… - Applied Optics, 2023 - opg.optica.org
In this paper, we propose a new, to the best of our knowledge, saturable absorber (SA)
based on sodium carbonate (N a _2 CO _3) for producing an ultrafast mode-locked …

Passive Q-switched fiber laser with MAX phase molybdenum titanium aluminum carbide film

MM Najm, AA Almukhtar, JK Hmood, SM Najm… - Optical and Quantum …, 2024 - Springer
In this work, we demonstrate a Q-switched erbium-doped fiber laser (EDFL), which is
passively produced by using a saturable absorber (SA), which is fabricated by mechanical …

Generation of dual-wavelength Q-switched laser pulses by employing Mo2Ti2AlC3 MAX phase film

MM Najm, B Nizamani, AA Al-Azzawi, JK Hmood… - Optical Fiber …, 2023 - Elsevier
In this paper, we experimentally generate dual-wavelength laser pulses from a Q-switched
erbium-doped fiber laser (QS-EDFL) by utilizing molybdenum titanium aluminum carbide …

[HTML][HTML] Gain flattened S+ C+ L-band bidirectional thulium doped fiber/multi-section fiber optical parametric hybrid amplifier

HM Obaid, H Shahid, M Zafrullah, M Ali… - Ain Shams Engineering …, 2024 - Elsevier
This article demonstrates the achievement of optical amplification across the S, C, and L-
bands. A hybrid amplifier is proposed that utilizes a combination of bidirectional thulium …

Generation of dual-wavelength Q-switched pulses and bright-dark pulses pairs in an erbium-doped fiber laser with NbS2 as saturable absorber

Y Tang, Q Li, S Li, F Ye, S Xiong, L Wang, Y He, Z Zhao… - Optical Materials, 2024 - Elsevier
In this experiment, stable dual-wavelength Q-switched pulses and bright-dark pulses pairs
are achieved in an erbium-doped fiber laser based on NbS 2 under saturable absorber. At …

Optimization of passive Q‐switched fiber laser employing MAX phase chromium aluminum carbide film

MM Najm, P Zhang, AA Almukhtar… - Microwave and …, 2024 - Wiley Online Library
In this work, we proposed a mechanical exfoliation technique to compose a saturable
absorber (SA) from MAX phase chromium aluminum carbide (Cr2AlC). The performance of a …

Single longitudinal mode fiber laser with optimized compound ring cavity using genetic algorithm for optical fiber communication

H Guo, F Yan, W Ren, H Tan, Y Cai, T Li… - Journal of Lightwave …, 2024 - ieeexplore.ieee.org
As optical fiber communication continues evolving towards higher transmission rates and
greater transmission capacity, a stable single longitudinal mode (SLM) narrow linewidth …

420 Gb/s WDM Hybrid FSO-Fiber Communication System Based On Tunable Optical Frequency Comb Sources

AA Al-Azzawi - Journal of Optics, 2024 - Springer
A novel tunable optical frequency comb (OFC) source is numerically proposed and
demonstrated, for high capacity 420 Gb/s WDM hybrid FSO-fiber communication system …

An erbium-doped fiber amplifier with tunable gain-clamping in the extended L-band

S Zhang, YH Dong, JN Zhang, XB Zhang… - IEEE Photonics …, 2024 - ieeexplore.ieee.org
To overcome the gain instability induced by the variations in the number of optical
multiplexing channels, an improved configuration for an extended L-band gain-clamping …

[PDF][PDF] Optimization of 16 wdm channel of 40 gbps optical link

H Zaeer Dhaam, M Jawad Al Dujaili… - BIO Web of …, 2024 - bio-conferences.org
The demand for higher capacities in fifth-generation networks and upcoming generations
can be met with technology such as Wavelength Division Multiplexing (WDM). A study has …