Results 31 to 40 of about 16,748 (295)

Hollow core photonic bandgap fibers for telecommunications: opportunities and potential issues [PDF]

open access: yes, 2012
We discuss the potential advantages that hollow core photonic bandgap fibers may ultimately have over conventional all solid fibers and review the state-of-the-art, fundamental physical limits and the many technological challenges to be ...
Natalie V. Wheeler   +13 more
core   +1 more source

Silica hollow core microstructured fibers for beam delivery in industrial and medical applications [PDF]

open access: yes, 2015
The focus of this review is our recent work to develop microstructured hollow core fibers for two applications where the flexible delivery of a single mode beam is desired.
Fei Yu   +29 more
core   +1 more source

Hollow-core photonic crystal fibers for Power-over-Fiber systems

open access: yes, 2022
Research achievements in hollow-core photonic crystal fibers technology allow ascertaining such fibers as outstanding platforms for delivering high-power laser beams.
Cristiano M. B. Cordeiro (3942227)   +6 more
core   +2 more sources

Hollow-core fiber-based speckle displacement sensor

open access: yes, 2022
The research enterprise towards achieving high-performance hollow-core photonic crystal fibers has led to impressive advancements in the latest years. Indeed, using this family of fibers becomes nowadays an overarching strategy for building a multitude ...
Cristiano M. B. Cordeiro (3942227)   +8 more
core   +2 more sources

Hollow core optical fibres with comparable attenuation to silica fibres between 600 and 1100 nm

open access: yesNature Communications, 2020
Hollow core fibers have low light attenuation because the light travels through air rather than glass, but other sources of loss have limited the performance so far. Here the authors design and demonstrate a Nested Antiresonant Nodeless hollow core fiber
Hesham Sakr   +8 more
doaj   +1 more source

Dispersion in a Gas Filled Hollow Core Photonic Crystal Fiber

open access: yesمجلة بغداد للعلوم, 2014
Hollow core photonic bandgap fibers provide a new geometry for the realization and enhancement of many nonlinear optical effects. Such fibers offer novel guidance and dispersion properties that provide an advantage over conventional fibers for various ...
Baghdad Science Journal
doaj   +1 more source

Hollow-Core Optical Fibers

open access: yesRadioengineering, 2020
Today hollow-core optical fibers (HCF) are on the verge of surpassing the attenuation benchmark of silica single-mode optical fibers used in optical communication. Compared to solid-core optical fibers, HCFs exhibit ultra-low nonlinearity, high damage threshold, low latency and temperature insensitivity, making them ideal candidates for high-speed data
Komanec, Matej   +3 more
openaire   +3 more sources

Borosilicate Based Hollow-Core Optical Fibers [PDF]

open access: yesFibers, 2019
We discuss the fabrication of hollow-core optical fibers made of borosilicate glass. We show that, despite the high attenuation of the glass relative to silica, the fiber optical losses can be of the same order of magnitude of those obtained by using ultrapure silica glass.
Belardi, Walter, Sazio, Pier John
openaire   +4 more sources

Terahertz Hollow Core Antiresonant Fiber with Metamaterial Cladding

open access: yesFibers, 2020
A hollow core antiresonant photonic crystal fiber (HC-ARPCF) with metal inclusions is numerically analyzed for transmission of terahertz (THz) waves. The propagation of fundamental and higher order modes are investigated and the results are compared with
Jakeya Sultana   +6 more
doaj   +1 more source

Micro-Displacement Sensor Based on a Hollow-Core Photonic Crystal Fiber

open access: yesSensors, 2012
A sensing head based on a hollow-core photonic crystal fiber for in-reflection measurement of micro-displacements is presented. The sensing structure takes advantage of the multimodal behavior of a short segment of hollow-core photonic crystal fiber in ...
Orlando Frazão   +4 more
doaj   +1 more source

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