Results 21 to 30 of about 39,132 (296)

Fiber Raman Amplifiers and Fiber Raman Lasers [PDF]

open access: yesMicromachines, 2020
Stimulated Raman scattering (SRS) is a nonlinear optical effect, observed for the first time in 1962, which lies at the heart of fiber Raman amplifiers and fiber Raman lasers [...]
openaire   +4 more sources

Twisted Hi-Bi fiber DFB lasers with controllable output polarization [PDF]

open access: yes, 2012
We demonstrate that single polarization, hi-bi fiber DFB lasers are in general characterized by elliptical state of polarization, due to the in-built fiber birefringence axis rotation.
Richard Wilmshurst   +5 more
core   +1 more source

Laser Sources Based on Rare-Earth Ion Doped Tellurite Glass Fibers and Microspheres

open access: yesFibers, 2020
In recent years, huge progress has been made in the development of rare-earth ion doped tellurite glass laser sources, ranging from watt- and multiwatt-level fiber lasers to nanowatt level microsphere lasers.
Elena A. Anashkina
doaj   +1 more source

Towards Ultimate High-Power Scaling: Coherent Beam Combining of Fiber Lasers

open access: yesPhotonics, 2021
Fiber laser technology has been demonstrated as a versatile and reliable approach to laser source manufacturing with a wide range of applicability in various fields ranging from science to industry.
Hossein Fathi   +2 more
doaj   +1 more source

Recent progress in passively mode-locked fiber lasers based on low dimensional nanomaterials

open access: yesResults in Optics, 2022
Passively mode-locked fiber lasers have applications in industry, optical communication, biology, chemistry and so on. Saturable absorber (SA) is a key component in mode-locked fiber laser that can periodically modulates the intra-cavity laser pulses and
Yan Zhou   +6 more
doaj   +1 more source

Bismuth doped fiber laser performance on effective fiber cooling [PDF]

open access: yes, 2009
In the past, bismuth doped fiber (BiDF) lasers, operating in the 1160-1300 nm wavelength range, have gained much attention as they are promising for many applications; including medical and astronomy.
Kalita, M.P.   +5 more
core   +1 more source

Random Fiber Laser

open access: yesPhysical Review Letters, 2007
We investigate the effects of two dimensional confinement on the lasing properties of a classical random laser system operating in the incoherent feedback (diffusive) regime. A suspension of 250nm rutile (TiO2) particles in a Rhodamine 6G solution was inserted into the hollow core of a photonic crystal fiber (PCF) generating the first random fiber ...
de Matos, Christiano J. S.   +5 more
openaire   +3 more sources

Fibers and fiber-optic components for high power fiber lasers

open access: yes, 2022
Paper 791414The major challenge in the development of monolithic kW class CW fiber lasers is the efficient conversion of pump photons into a high brightness laser beam under the constraints of heat management, long term stability and nonlinearities. This
Schreiber, T.   +15 more
core   +1 more source

Discrete mode lasers for applications in access networks [PDF]

open access: yes, 2007
Fast development of the modern telecommunication networks such as fiber-to-the-home or radio-over-fiber systems require an inexpensive yet reliable optical transmitter for electro-optic conversion.
Kelly, Brian   +13 more
core   +1 more source

Fiber Bragg gratings in active multimode XLMA fibers for high-power kW-class fiber lasers

open access: yes, 2022
Paper 1126025, 10 S.Within the EKOLAS consortium, which is part of the BMBF-funded EffiLAS (Efficient high-performance laser beam sources) research initiative, we are developing fiber Bragg gratings (FBG) directly written into multimode fibers.
Rehmann, Georg   +8 more
core   +1 more source

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