Results 51 to 60 of about 3,384,511 (380)

Fiber laser development for LISA

open access: yes, 2010
We have developed a linearly-polarized Ytterbium-doped fiber ring laser with single longitudinal-mode output at 1064nm for LISA and other space applications. Single longitudinal-mode selection was achieved by using a fiber Bragg grating (FBG) and a fiber
Camp, Jordan   +2 more
core   +1 more source

Coherence Cloning Using Semiconductor Laser Optical Phase-Lock Loops [PDF]

open access: yes, 2009
We demonstrate the concept of coherence cloning where the coherence properties of a high-quality spectrally stabilized fiber laser are transferred to a commercially available high-power DFB semiconductor laser (SCL) using an optical phase-lock loop.
Liang, Wei, Satyan, Naresh, Yariv, Amnon
core   +1 more source

Antiresonant Hollow-Core Fiber-Based Dual Gas Sensor for Detection of Methane and Carbon Dioxide in the Near- and Mid-Infrared Regions

open access: yesSensors, 2020
In this work, we present for the first time a laser-based dual gas sensor utilizing a silica-based Antiresonant Hollow-Core Fiber (ARHCF) operating in the Near- and Mid-Infrared spectral region.
Piotr Jaworski   +9 more
doaj   +1 more source

Spectrum-tailored random fiber laser towards ICF laser facility

open access: yesMatter and Radiation at Extremes, 2023
Broadband low-coherence light is considered to be an effective way to suppress laser plasma instability. Recent studies have demonstrated the ability of low-coherence laser facilities to reduce back-scattering during beam–target coupling.
Mengqiu Fan   +16 more
doaj   +1 more source

A Large Area Fiber Optic Gyroscope on multiplexed fiber network [PDF]

open access: yes, 2013
We describe a fiber optical gyroscope based on the Sagnac effect realized on a multiplexed telecom fiber network. Our loop encloses an area of 20 km2 and coexists with Internet data traffic.
A. Mura   +18 more
core   +3 more sources

Fabrication of Microchannels in a Nodeless Antiresonant Hollow-Core Fiber Using Femtosecond Laser Pulses

open access: yesSensors, 2021
In this work, we present femtosecond laser cutting of microchannels in a nodeless antiresonant hollow-core fiber (ARHCF). Due to its ability to guide light in an air core combined with exceptional light-guiding properties, an ARHCF with a relatively non ...
Paweł Kozioł   +9 more
doaj   +1 more source

Laser Texturing with Conventional Fiber Laser

open access: yesProcedia Engineering, 2015
AbstractLaser surface texturing process is based on selective material melting and vaporizing to generate a specific surface pattern. Such modification has many different applications, such as the generation of dimples to make them oil reservoirs for generating a micro-film of lubricant to avoid friction between metal surfaces, or the generation of a ...
Silvia Martinez   +3 more
openaire   +2 more sources

Generation of pulsed dual wavelength erbium doped fiber laser [PDF]

open access: yes, 2019
Single and dual wavelength fiber lasers and pulsed fiber lasers are well-known to be used for various applications. In the generation of dual wavelength fiber lasers and pulsed fiber lasers, the researchers found the mode competition among the dual ...
Abdul Hadi, Fatin Shaqira
core  

Three-photon excitation of quantum dots with a telecom band ultrafast fiber laser [PDF]

open access: yes, 2014
We demonstrate three-photon excitation in quantum dots with a mode-locked fiber laser operating in the telecommunications band. We compare spectra and intensity dependence of fluorescence from one- and three-photon excitation of commercially available ...
Kielpinski, D.   +3 more
core   +2 more sources

The epithelial barrier theory proposes a comprehensive explanation for the origins of allergic and other chronic noncommunicable diseases

open access: yesFEBS Letters, EarlyView.
Exposure to common noxious agents (1), including allergens, pollutants, and micro‐nanoplastics, can cause epithelial barrier damage (2) in our body's protective linings. This may trigger an immune response to our microbiome (3). The epithelial barrier theory explains how this process can lead to chronic noncommunicable diseases (4) affecting organs ...
Can Zeyneloglu   +17 more
wiley   +1 more source

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