Results 61 to 70 of about 579 (123)

Ring cavity erbium doped fiber laser / Siti Norsabrina Abdul Gaffur [PDF]

, 2006
The performance of Erbium Doped Fiber (EDF) and ring cavity lasers have been investigated. A 4-meter length of erbium doped fiber (EDF), which pumped from 980nm laser diode, was used as a gain medium in the construction of a fiber laser using ring cavity
Abdul Gaffur, Siti Norsabrina
core  

Multi-wavelength fiber laser using a single multicore erbium doped fiber

, 2018
We propose and demonstrate a simple multi-wavelength fiber laser based on a single multicore erbium doped fiber. An exemplary 7-wavelengths fiber laser was realized in a linear cavity by using 7-core EDF and an arrayed waveguide ...
Hayes, John, Y. Jung, Jung, Yongmin, D. J. Richardson, Richardson, David, S. U. Alam, Alam, Shaif-Ul, J. R. Hayes   +7 more
core   +1 more source

Enhanced Thermal Stability in Compact ASE Sources Enabled by Optimized Erbium-Doped Fiber Design

Photonics
Amplified Spontaneous Emission (ASE) sources are widely employed as highly stable broadband sources in fields such as high-precision navigation and optical detection.
Jianming Liu, Wenbin Lin, Wei Liu, Jinjuan Cheng, Chengcheng He, Wei Xu, Jia Guo   +6 more
doaj   +1 more source

Feedback-Injected Erbium Fiber Laser With Selectable Tunability and Constant Single-Longitudinal-Mode Characteristic

IEEE Access, 2020
In this investigation, a wavelength-selected single-longitudinal-mode (SLM) erbium-doped fiber (EDF) ring laser utilizing C-band EDF based gain medium over a tuning bandwidth of 1524.0 to 1573.0 nm is demonstrated experimentally.
Chien-Hung Yeh, Wei-Yao You, Jhao-Ren Chen, Wen-Piao Lin, Chi-Wai Chow   +4 more
doaj   +1 more source

Nonlinear fiber lasers using bismuth based erbium doped fiber amplifier / Sharifeh Shahi [PDF]

, 2010
A thorough study on Bismuth-based Erbium-doped fiber (Bi-EDF) is presented for wide-band amplifiers and multi-wavelength fiber laser applications. This fiber allows high Erbium ions concentration to be doped without a significant concentration quenching ...
Sharifeh, Shahi
core  

Single-longitudinal-mode operation in tunable novel zirconia-yttria-alumina-erbium-doped fiber laser

, 2014
A tunable, single-longitudinal-mode (SLM) fiber laser based on a short length, highly doped zirconia–erbium doped fiber (Zr-EDF) is proposed and demonstrated.
Harun, S W, Ahmad, Harith, Harun, Sulaiman Wadi, Ahmad, H, Thambiratnam, K, Paul, Mukul Chandra, Thambiratnam, K., Paul, M.C.   +7 more
core   +1 more source

A Selectable Single-Mode Erbium Laser With Power-Flattened Output Employing Dual-Sagnac-Ring

IEEE Access, 2019
To achieve wavelength-selectable and stable erbium-doped fiber (EDF) laser, a dual-Sagnac-ring configuration is designed to reach single-longitudinal-mode (SLM) oscillation and power-flattened output simultaneously.
Chien Hung Yeh, Wen-Piao Lin, Yao-Jen Chang, Yue-Ru Xie, Chien-Ming Luo, Chi-Wai Chow   +5 more
doaj   +1 more source

Broad, Tunable and Stable Single-Frequency Erbium Fiber Compound-Ring Lasers Based on Parallel and Series Structures in L-Band Operation

Photonics
In this demonstration, we present two erbium-doped fiber (EDF) lasers, with series and parallel three sub-ring configurations, respectively, to achieve tunable channel output and stable single longitudinal mode (SLM) operation in the L-band range.
Yu-Ting Lai, Lan-Yin Chen, Teng-Yao Yang, Tsu-Hsin Wu, Chien-Hung Yeh, Kuan-Ming Cheng, Chun-Yen Lin, Chi-Wai Chow, Shien-Kuei Liaw   +8 more
doaj   +1 more source

Observation of Raman Gain in Reduced Length of Bismuth Erbium Doped Fiber [PDF]

Journal of Optoelectronical Nanostructures, 2020
Raman amplification of a 49 cm Bismuth oxide (Bi2O3) as a nonlinear gainmedium based erbium doped fiber amplifier (EDFA) is reported in new and compactdesign in near infrared spectral regions.
شریفه شاهی, PARVANE MARNANI, mohsen ranjbaran, sulaiman harun   +3 more
doaj  

Graphene-Oxide-Based Saturable Absorber for All-Fiber Q-Switching With a Simple Optical Deposition Technique

IEEE Photonics Journal, 2012
A Q-switched erbium-doped fiber laser (EDFL) incorporating a graphene-oxide-based saturable absorber (SA) is proposed and demonstrated. The SA is fabricated by first dissolving graphene oxide nanopowder in water and subsequently using the thermophoresis ...
H. Ahmad, F. D. Muhammad, M. Z. Zulkifli, S. W. Harun   +3 more
doaj   +1 more source