Results 161 to 170 of about 25,004 (226)

Optical push broom effect by a moving refractive index front in a silicon Bragg waveguide. [PDF]

open access: yesSci Rep
Zhang B   +7 more
europepmc   +1 more source

Modeling erbium-doped fiber amplifiers

Journal of Lightwave Technology, 1991
Erbium-doped fiber amplifiers are modeled using the propagation and rate equations of a homogeneous two-level laser medium. Numerical methods are used to analyze the effects of optical modes and erbium confinement on amplifier performance, and to calculate both the gain and amplified spontaneous emission (ASE) spectra.
C.R. Giles, E. Desurvire
openaire   +3 more sources

Erbium-doped Fiber Amplifier

Proceedings of Japan International Electronic Manufacturing Technology Symposium, 2005
Erbium-doped fiber amplifiers(EDFAs) are remarkable technology as direct optical amplification devices. It has been recently demonstrated that the EDFA can be practically applicable to optical trunk transmission systems and optical distribution systems.
T. Kakinuma, S. Shikii
openaire   +1 more source

The comparison of for different erbium doped fibers and erbium doped fiber amplifier configurations

2017 4th International Conference on Electrical and Electronic Engineering (ICEEE), 2017
In this study, single-pass (SP), double-pass (DP), and double pass with passive erbium doped fiber (EDF) configurations are designed as erbium-doped fiber amplifier (EDFA). All configurations have been experimentally investigated for four different EDF.
YÜCEL, MURAT, Aydogdu, Hulya
openaire   +2 more sources

Compact Brillouin/Erbium Fiber Laser Using Commercialized Erbium-doped Fibers

International Photonics and OptoElectronics Meetings, 2014
We demonstrate a compact Brillouin/erbium fiber laser using commercialized erbium-doped fiber for both the nonlinear and linear gain. It presents single frequency, low phase noise (-124 dB/Hz1/2), and stable fast tuning.
Mo Chen   +4 more
openaire   +1 more source

Erbium Doped Holey Fiber Devices

Optical Amplifiers and Their Applications/Integrated Photonics Research, 2004
We fabricated an erbium-doped holey fiber, and demonstrate an all-fiber laser with ultra-low threshold (~0.5mW) and amplifier providing 47 dB of internal gain. Incorporating this amplifier within a ring-laser we demonstrate a tuning range over100nm.
Taichi Kogure   +3 more
openaire   +1 more source

Saturable Absorption in Erbium-doped Fiber and Optical Bistability in Erbium-doped Fiber Ring Laser

2021 Photonics North (PN), 2021
Saturable absorption in erbium-doped fiber is presented through absorption measurements using a tunable laser and variable power. Its consequent optical bistability is also observed in erbium-doped fiber ring laser with long lengths of the fiber. Higher absorption at shorter wavelengths enables a wider bistable range.
Deeksha Jachpure, R. Vijaya
openaire   +1 more source

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