Results 11 to 20 of about 579 (123)

Flat-gain wide-band erbium doped fiber amplifier by combining two difference doped fibers [PDF]

Journal of the European Optical Society-Rapid Publications, 2015
A new erbium-doped fibre amplifier (EDFA) is demonstrated using a combination of newly developed Erbium Zirconia co-doped fiber (Zr-EDF) and the commercial silica-based Erbium-doped fiber (Si-EDF) as the gain medium.
Hamida B. A., Azooz S. M., Jasim A. A., Eltaif T., Ahmad H., Khan S., Harun S. W.   +6 more
doaj   +6 more sources

860 femtoseconds mode-locked fiber laser by Gallium co-doped erbium fiber (Ga-EDF)

Results in Physics, 2019
We proposed and demonstrated a high power mode-locked fiber laser using a new type of gain medium which is called as Erbium Gallium co-doped fiber (Ga-EDF). The mode-locking mechanism is enabled by a graphene-based saturable absorber, which is fabricated
N.A. Zazali, A.A. Latif, K.Y. Lau, M.A. Mahdi, F.D. Muhammad, Z. Yusoff, H.A. Abdul-Rashid, N.M. Radzi, N. Tamchek, M.H. Abu Bakar   +9 more
doaj   +2 more sources

Rayleigh-Based Raman Fiber Laser With Passive Erbium-Doped Fiber for Secondary Pumping Effect in Remote L-Band Erbium-Doped Fiber Amplifier

IEEE Photonics Journal, 2012
This work focuses on a secondary pumping scheme for remote L-band erbium-doped fiber amplifier (R-EDFA) generated by integrating Rayleigh-based ultralong Raman fiber laser (ULRFL) with a section of passive erbium-doped fiber (EDF). A selective wavelength
M. H. Abu Bakar, F. R. Mahamd Adikan, M. A. Mahdi   +2 more
doaj   +2 more sources

Influence of fiber parameters to the erbium-doped fiber amplifier (EDFA) gain: A theoretical modeling

EPJ Web of Conferences, 2017
This paper studies the theoretical analysis of erbium-doped fiber (EDF) amplification. The EDF amplification is investigated in order to understand its behavior and identify the relevant parameters that are used for formulating the amplification process ...
Ahmad N. A. B., Dahlan S. H., Cholan N. A.   +2 more
doaj   +2 more sources

Optimization of Erbium-Doped Fiber to Improve Temperature Stability and Efficiency of ASE Sources

Photonics
The ASE (Amplified Spontaneous Emission) light source, based on erbium-doped fiber (EDF), is a broadband light source with advantages such as high power, excellent temperature stability, and low coherent light generation.
Jia Guo, Hao Zhang, Wenbin Lin, Wei Xu
doaj   +2 more sources

Wideband and flat gain series erbium doped fiber amplifier using hybrid active fiber with backward pumping distribution technique

Results in Physics, 2019
A modern wideband and flat gain erbium-doped fiber amplifier (EDFA) is suggested and accomplished, by employing a recently fabricated hafnia-bismuth-erbium doped fiber (HB-EDF) and zirconia-erbium doped fiber (Zr-EDF) as a hybrid active fiber.
Alabbas A. Al-Azzawi, Aya A. Almukhtar, B.A. Hamida, S. Das, A. Dhar, M.C. Paul, H. Ahmad, S.W. Harun   +7 more
doaj   +2 more sources

Comparison of 1480 nm and 980 nm-pumped Gallium-Erbium fiber amplifier [version 2; peer review: 1 approved, 2 approved with reservations]

F1000Research, 2021
Background: One way to reduce the length of the gain medium in Erbium-Doped Fiber Amplifier (EDFA) is by doping the fiber core with a high concentration of Erbium.
Tuan Ainin Sofea Tuan Mohd Marzuki, Amilia Mansoor, Siti Azlida Ibrahim, Hairul Azhar Abdul Rashid, Nasr Y. M. Omar   +4 more
doaj   +1 more source

Flat Multi-Wavelength Brillouin Erbium-Doped Fiber Laser Based on a Sagnac Loop for High-Sensitivity Sensor

Sensors, 2022
We have demonstrated the use of a flat multi-wavelength Brillouin erbium-doped fiber laser (MWBEFL) based on a Sagnac loop with an unpumped erbium-doped fiber (Un-EDF) as a high-sensitivity sensor.
Liang Chen, Jian He, Yi Liu
doaj   +1 more source

Multiple-Ring-Core FM-EDF for Weakly-Coupled MDM Amplification With Low Differential Modal Gain

IEEE Photonics Journal, 2021
Recently weakly-coupled mode-division multiplexing (MDM) transmission systems and networks based on ultralow-modal-crosstalk few-mode fiber (FMF) have attracted much interest, for which optical amplification technologies with low modal crosstalk and two ...
Jinglong Zhu, Mingqing Zuo, Yu Yang, Dawei Ge, Lei Shen, Zhangyuan Chen, Yongqi He, Juhao Li   +7 more
doaj   +1 more source

Two Stage Three Pass EDFA Design and EDFA Parameters’ Optimization

Gazi Üniversitesi Fen Bilimleri Dergisi, 2020
In this study, two stage and triple pass erbium doped fiber amplifier (EDFA) is designed and EDFA’s input signal wavelengths and powers, erbium doped fiber (EDF) lengths, and pump laser powers are optimized.
Murat YÜCEL, Emrah Yiğit
doaj   +1 more source