Results 81 to 90 of about 2,543,046 (278)

Hollow-core fibers with reduced surface roughness and ultralow loss in the short-wavelength range

open access: yes, 2022
While optical fibers display excellent performances in the infrared, visible and ultraviolet ranges remain poorly addressed by them. Obtaining better fibers for the short-wavelength range has been restricted, in all fiber optics, by scattering processes.
Gilles Tessier (1511938)   +9 more
core   +1 more source

Understanding Dispersion of Revolver-Type Anti-Resonant Hollow Core Fibers

open access: yesFibers, 2018
Here, we analyze the dispersion behavior of revolver-type anti-resonant hollow core fibers, revealing that the chromatic dispersion of this type of fiber geometry is dominated by the resonances of the glass annuluses, whereas the actual arrangement of ...
Matthias Zeisberger   +2 more
doaj   +1 more source

Scalable Fabrication of Chemically Stabilized Gelatin Hydrogel Fibers by Thermal Drawing

open access: yesAdvanced Materials Interfaces, EarlyView.
Scalable processing of hydrogel fibers remains a major challenge. By coupling thermal drawing with Maillard chemistry, a transient viscous‐flow window is created that enables continuous fabrication of microstructured gelatin fibers tens of meters long, while continued in situ crosslinking during drawing stabilizes the fibers for physiological ...
Chaoqun Dong   +5 more
wiley   +1 more source

Low loss, side bandwidth, low bend sensitivity HC-PBGF for mid-IR applications

open access: yes
Hollow core-photonic bandgap fiber, operating in the spectral region between 3 and 4 µm, is reported. Order of magnitude loss reduction is demonstrated (0.13dB/m) compared to previously reported fibers, combined with very low bend ...
Petrovich, M.N.   +8 more
core   +1 more source

Fabrication of multiple parallel suspended-core optical fibers by sheet-stacking [PDF]

open access: yes, 2014
We demonstrate the fabrication of a novel type of optical fibers with multiple parallel air-suspended cores by the sheet-stacking method. Using this technique we have constructed optical fibers with up to 10 parallel micron-size suspended cores. No extra
Shi, Jindan   +6 more
core   +1 more source

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   +1 more source

Design and Characteristic Simulation of Polarization-Maintaining Anti-Resonant Hollow-Core Fiber for 2.79 μm Er, Cr: YSGG Laser Transmission

open access: yesOptics
Anti-resonant hollow-core fibers have exhibited excellent performance in applications such as high-power pulse transmission, network communication, space exploration, and precise sensing.
Lei Huang, Yinze Wang
doaj   +1 more source

Hollow-core fibers with reduced surface roughness and ultralow loss in the short-wavelength range. [PDF]

open access: yesNat Commun, 2023
Osório JH   +12 more
europepmc   +1 more source

Advanced Manufacturing of Composite‐Based Systems for Energy Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Advanced manufacturing enables the integration of polymers, ceramics, metal oxides, and composites into architected microstructures with tailored transport pathways. By coupling material selection, manufacturing strategy, and structural design, multifunctional energy systems can simultaneously improve electrochemical performance, thermal management ...
Sri Vaishnavi Thummalapalli   +13 more
wiley   +1 more source

Hollow Core Optical Fibers for Industrial Ultra Short Pulse Laser Beam Delivery Applications

open access: yesFibers, 2018
Hollow core fibers were introduced many years ago but are now starting to be used regularly in more demanding applications. While first experiments mainly focused on the characterization and analysis of the fibers themselves, they are now implemented as ...
Sebastian Eilzer, Björn Wedel
doaj   +1 more source

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