Results 21 to 30 of about 28,718 (258)

1.7 μm self-synchronized picosecond pulsed random Raman fiber laser

open access: yesShenzhen Daxue xuebao. Ligong ban, 2022
Aiming at the structural complexity of the current 1.7 μm band short pulse lasers, we propose and implement a self-synchronized picosecond pulsed random Raman fiber laser.
ZHU Yihuai   +10 more
doaj   +1 more source

Tunable random polymer fiber laser

open access: yesOptics Express, 2017
We have demonstrated the realization of on-line temperature-controlled random lasers (RLs) in the polyhedral oligomeric silsesquioxanes (POSS) nanoparticles (NPs) as well as Pyrromethene 597 (PM597) laser dye, Fe3O4/SiO2 NPs as well as PM597, and only PM597 doped polymer optical fibers (POFs), respectively.
Zhijia, Hu   +9 more
openaire   +2 more sources

LD-Pumped Random Fiber Laser Based on Erbium-Ytterbium Co-Doped Fiber

open access: yesPhotonic Sensors, 2019
In this paper, a cladding-pumped erbium-ytterbium co-doped random fiber laser (EYRFL) operating at 1550 nm with high power laser diode (LD) is proposed and experimentally demonstrated for the first time.
Qingyang Meng   +4 more
doaj   +1 more source

Plasmonic random laser on the fiber facet

open access: yesOptics Express, 2015
A random laser on the optical fiber facet is constructed by dipping an optical fiber end face into the solution of polydimethylsiloxane doped with rhodamine 6G organic dye and silver nanowires. The PDMS film doped with rhodamine 6G acts as the active waveguide layer, and the silver nanowires provide a three-dimensional plasmonic feedback.
Songtao, Li   +6 more
openaire   +2 more sources

Random lasing in a short Er-doped artificial Rayleigh fiber

open access: yesResults in Physics, 2020
We report on random lasing observed with 5-m-long Er-doped fiber comprising an array of weak fiber Bragg gratings (FBGs) inscribed in the fiber core and uniformly distributed over the whole fiber length.
S.M. Popov   +5 more
doaj   +1 more source

Random fiber lasers: Application to fiber optic sensors networks [PDF]

open access: yes2017 19th International Conference on Transparent Optical Networks (ICTON), 2017
Recently, random mirrors have been proposed as a method to create fiber laser cavities. This kind of cavity is based on cooperative Rayleigh scattering, which is generated along a fiber due to the material inhomogeneities presented in that fiber.
Manuel López-Amo   +5 more
openaire   +2 more sources

Powerful narrow linewidth random fiber laser

open access: yesPhotonic Sensors, 2016
In this paper, we demonstrate a narrow linewidth random fiber laser, which employs a tunable pump laser to select the operating wavelength for efficiency optimization, a narrow-band fiber Bragg grating (FBG) and a section of single mode fiber to ...
Jun Ye   +3 more
doaj   +1 more source

A simple high-speed random number generator with minimal post-processing using a random Raman fiber laser

open access: yesScientific Reports, 2021
A simple novel method for random number generation is presented, based on a random Raman fiber laser. This laser is built in a half-open cavity scheme, closed on one side by a narrow-linewidth 100 mm fiber Bragg grating.
Frédéric Monet   +2 more
doaj   +1 more source

Dynamic detection of acoustic wave generated by polarization maintaining Brillouin random fiber laser

open access: yesAPL Photonics, 2020
The intrinsic spectral width and intensity dynamics of the acoustic wave generated by the Brillouin random fiber laser were characterized experimentally for the first time.
Zichao Zhou, Liang Chen, Xiaoyi Bao
doaj   +1 more source

Comprehensive Investigations on 1053 nm Random Distributed Feedback Fiber Laser

open access: yesIEEE Photonics Journal, 2017
We design a 1053 nm Yb3+-doped random fiber laser (YRFL) based on the combination of Yb3+ -doped fiber (YDF) and single mode fiber (SMF), in which the YDF provides active gain, while SMF offers random distributed feedback.
Mengqiu Fan   +10 more
doaj   +1 more source

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