Results 21 to 30 of about 197,759 (301)

Recent progress of dynamic mode manipulation via acousto-optic interactions in few-mode fiber lasers: mechanism, device and applications

open access: yesNanophotonics, 2020
The burgeoning advances of spatial mode conversion in few-mode fibers emerge as the investigative hotspot in novel structured light manipulation, in that, high-order modes possess a novel fundamental signature of various intensity profiles and unique ...
Lu Jiafeng   +8 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

Microfiber evanescent-field photothermal gas detection using acoustic-induced mode-dependent frequency shift

open access: yesNanophotonics, 2023
In this study, we experimentally showcase the microfiber evanescent-field photothermal gas detection by exploiting all-fiber MHz-level frequency shift scheme. Based on the acousto-optic interaction effect, the low-frequency shifts of 0.9 MHz and 1.83 MHz
Zhu Yi   +7 more
doaj   +1 more source

Link-Blockage Model and AP-Placement Scheme for No-Blockage Link between AGV and AP in Logistics–Warehousing VLC Network

open access: yesPhotonics, 2022
In this paper, the blockage problem of the optical link between AGV (autonomous ground vehicles) and AP (access point) in the logistics–warehousing VLC (visible light communication) network is analyzed.
Guiyu Gong   +4 more
doaj   +1 more source

Revolver Hollow Core Optical Fibers

open access: yesFibers, 2018
Revolver optical fibers (RF) are special type of hollow-core optical fibers with negative curvature of the core-cladding boundary and with cladding that is formed by a one ring layer of capillaries. The physical mechanisms contributing to the waveguiding
Igor A. Bufetov   +7 more
doaj   +1 more source

Optical‐fiber bundles [PDF]

open access: yesThe FEBS Journal, 2007
Optical‐fiber bundles have been employed as a versatile substrate for the fabrication of high‐density microwell arrays. In this minireview, we discuss the application of optical‐fiber‐bundle arrays for a variety of biological problems. For genomics studies and microbial pathogen detection, individual beads have been functionalized with DNA probes and ...
Hans H, Gorris   +2 more
openaire   +2 more sources

Generation, Transmission, and Amplification of OAM Modes in the PbSe-Doped Ring-Core Fiber Carrying 3D Printed Spiral Phase Plate

open access: yesPhotonics, 2022
Vortex beams carrying orbital angular momentum (OAM) have increasingly attracted attention in the field of optical communication. However, transmission is still an issue due to transmission loss, especially in optical fibers.
Yana Shang   +9 more
doaj   +1 more source

High performance guided-wave asynchronous heralded single photon source [PDF]

open access: yes, 2005
We report on a guided wave heralded photon source based on the creation of non-degenerate photon pairs by spontaneous parametric down conversion in a Periodically Poled Lithium Niobate waveguide.
Bennett   +15 more
core   +4 more sources

Nanomechanical optical fiber

open access: yesOptics Express, 2012
Optical fibers are an excellent transmission medium for light and underpin the infrastructure of the Internet, but generally after fabrication their optical properties cannot be easily modified. Here, we explore the concept of nanomechanical optical fibers where, in addition to the fiber transmission capability, the internal core structure of the fiber
Lian, Zhenggang   +10 more
openaire   +4 more sources

Generation and manipulation of squeezed states of light in optical networks for quantum communication and computation [PDF]

open access: yes, 2001
We analyze a fiber-optic component which could find multiple uses in novel information-processing systems utilizing squeezed states of light. Our approach is based on the phenomenon of photon-number squeezing of soliton noise after the soliton has ...
Braunstein S L   +12 more
core   +3 more sources

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