Results 11 to 20 of about 11,004 (252)

All-fiber hollow-core fiber gas cell [PDF]

open access: yesOptical Fiber Technology, 2023
We present a hollow-core fiber (HCF) gas cell with light launched and collected via standard solid-glass core single-mode fibers (SMFs). Gas delivery is realized via a 100μm gap between the SMF and HCF with light low-loss coupling optimized for such a gap.
Dmytro Suslov   +7 more
openaire   +2 more sources

Atoms in hollow-core fibers: a QED approach

open access: yesNew Journal of Physics
We outline mechanical effects of light–matter interaction inside hollow-core optical fibers. Starting with quantized electromagnetic radiation, we demonstrate how dispersion, mode functions and losses define an open quantum system and how subsequent ...
Thomas W Clark   +2 more
doaj   +3 more sources

Recent Advancement of Anti-Resonant Hollow-Core Fibers for Sensing Applications

open access: yesPhotonics, 2021
Specialty fibers have enabled a wide range of sensing applications. Particularly, with the recent advancement of anti-resonant effects, specialty fibers with hollow structures offer a unique sensing platform to achieve highly accurate and ultra-compact ...
Wenjun Ni   +8 more
doaj   +1 more source

Local Energy Velocity of the Air-Core Modes in Hollow-Core Fibers

open access: yesPhotonics, 2023
In this paper, we consider the behavior of the local energy flow velocity of the fundamental air-core mode at the core-cladding boundary in two types of hollow-core fibers: hollow-core fibers with a negative curvature of the core boundary and single ...
Andrey Pryamikov
doaj   +1 more source

Stable and Efficient Coupling of High-Power Continuous-Wave Laser With Uncooled Anti-Resonant Hollow-Core Fibers With End Caps

open access: yesIEEE Photonics Journal, 2022
Hollow-core fibers provide an ideal environment for the interaction of a laser and gases; however, achieving stable and efficient coupling of a high-power laser is one of the key problems to be solved.
Yulong Cui   +7 more
doaj   +1 more source

Review on All-Fiber Online Raman Sensor with Hollow Core Microstructured Optical Fiber

open access: yesPhotonics, 2022
Raman spectroscopy is widely used for qualitative and quantitative analysis of trace components in scientific fields such as food safety monitoring, drug testing, environmental monitoring, etc. In addition to its demonstrated advantages of fast response,
Haonan Ding   +5 more
doaj   +1 more source

Hollow core fibers for optical amplification [PDF]

open access: yesOptics Letters, 2019
Hollow core optical fibers are normally passive light transport components. In contrast, within this Letter, we numerically investigate the possibility of using them as optical amplifiers, through the adoption of a novel fiber structure. We show that optical amplification can be achieved in hollow core fibers, where the cladding region is partially ...
Belardi, Walter   +2 more
openaire   +6 more sources

Nanofilms on a hollow core fiber [PDF]

open access: yesOptical Engineering, 2006
This work was supported by FEDER and Spanish ClCyT TIC2003-00909 and Gobierno de Navarra Research Grants.
Matías Maestro, Ignacio   +3 more
openaire   +4 more sources

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

3D Printed Hollow-Core Terahertz Fibers

open access: yesFibers, 2018
This paper reviews the subject of 3D printed hollow-core fibers for the propagation of terahertz (THz) waves. Several hollow and microstructured core fibers have been proposed in the literature as candidates for low-loss terahertz guidance.
Alice L. S. Cruz   +2 more
doaj   +1 more source

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