Results 11 to 20 of about 25,004 (226)

Cladding-pumped erbium-doped multicore fiber amplifier

open access: yesOptics Express, 2012
A cladding pumped multicore erbium-doped fiber amplifier for simultaneous amplification of 6 channels is demonstrated. Peak gain over 32 dB has been obtained at a wavelength of 1560 nm and the bandwidth measured at 20-dB gain was about 35 nm. Numerical modeling of cladding pumped multicore erbium-doped amplifier was also performed to study the ...
K S, Abedin   +9 more
openaire   +4 more sources

Inhomogeneous Gain Saturation in EDF: Experiment and Modeling [PDF]

open access: yes, 2011
Erbium-Doped Fiber Amplifiers can present holes in spectral gain in Wavelength Division Multiplexing operation. The origin of this inhomogeneous saturation behavior is still a subject of controversy.
Boivin, David   +4 more
core   +3 more sources

Design of Radiation-Hardened Rare-Earth Doped Amplifiers Through a Coupled Experiment/Simulation Approach [PDF]

open access: yes, 2013
We present an approach coupling a limited experimental number of tests with numerical simulations regarding the design of radiation-hardened (RH) rare earth (RE)-doped fiber amplifiers.
Boscaino, Roberto   +15 more
core   +4 more sources

Room-Temperature Power-Stabilized Narrow-Linewidth Tunable Erbium-Doped Fiber Ring Laser Based on Cascaded Mach-Zehnder Interferometers with Different Free Spectral Range for Strain Sensing [PDF]

open access: yes, 2020
An automatically power-stabilized (with power fluctuation
Bai, C.   +9 more
core   +1 more source

Erbium-implanted high-Q silica toroidal microcavity laser on a silicon chip [PDF]

open access: yes, 2004
Lasing from an erbium-doped high-Q silica toroidal microcavity coupled to a tapered optical fiber is demonstrated and analyzed. Average erbium ion concentrations were in the range 0.009–0.09 at.
Kalkman, Jeroen   +5 more
core   +1 more source

Experimental Investigation of pump propagating direction in double-pass Er3+-doped fiber amplifiers [PDF]

open access: yes, 2005
In this paper, the impacts of pump propagating direction in double-pass Erbium-doped fiber amplifier are experimentally demonstrated. The double-pass optical amplifier architecture is constructed using a fiber loop mirror that consists of a circulator to
Al-Mansoori, Mohammed Hayder   +4 more
core   +2 more sources

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

open access: yesResults 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   +7 more
doaj   +1 more source

All-fiber Mach–Zehnder comb filter based on tapered fibers for wavelength switchable erbium-doped fiber lasers

open access: yesInternational Journal of Optomechatronics, 2020
A wavelength switchable erbium-doped fiber laser was constructed based on an all-fiber Mach–Zehnder interferometer (MZI) comb filter. The MZI consisted of a fiber with two tapers.
He Wei, Zhu Lianqing, Dong Mingli
doaj   +1 more source

A Novel Erbium-Doped Fiber Laser Chaotic Circuit Based on Memristor and Its Circuit Implementation

open access: yesIEEE Access, 2021
In this paper, a new chaotic system is proposed by adding a magnetron memristor to an erbium-doped fiber laser circuit, and its dynamical characteristics are analyzed. A special periodic coexistence attractor phenomenon was discovered during the analysis,
Jieyang Wang   +3 more
doaj   +1 more source

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

open access: yesJournal 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.   +6 more
doaj   +1 more source

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