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PatentDOI

Photonic crystal fibres

Philip St. J. Russell, +2 more
- Vol. 424, Iss: 6950, pp 847-851
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TLDR
In this paper, the optical properties of a photonic crystal fiber including a plurality of longitudinal holes are altered by virtue of the change in cross-sectional area of holes in that region.
Abstract
A photonic crystal fibre including a plurality of longitudinal holes (220), in which at least some of the holes have a different cross-sectional area in a first region (200) of the fibre, that region having been heat-treated after fabrication of the fibre, from their cross-sectional area in a second region of the fibre (190), wherein the optical properties of the fibre in the heat-treated region (200) are altered by virture of the change in cross-sectional area of holes (230) in that region (200).

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Citations
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Journal ArticleDOI

Microstructured air-silica fibres: Recent developments in modelling, manufacturing and experiment

TL;DR: In this paper, the main modelling methods devoted to microstructured air-silica optical fibres (MOFS) are presented and discussed and specific propagation properties of MOFS are studied in detail.
Journal ArticleDOI

Wide-band self-collimation in a low-refractive-index hexagonal lattice

TL;DR: In this paper, a wide-angle, broadband self-collimation was demonstrated in a hexagonal photonic crystal (PhC) fabricated in a low-refractive-index photopolymer by multiphoton lithography.
Journal ArticleDOI

Design of Ultra-Low Loss Highly Nonlinear Dispersion Flattened Octagonal Photonic Crystal Fibers

TL;DR: In this paper, the optical crystal fiber (O-PCF) structures were designed for different air filling fractions with fixed pitch length of 2.2 μm and dispersion flattened, ultra-low loss highly nonlinear nature in the wavelength region 1.3 μm to 1.7 μm.
Journal ArticleDOI

Nanostructured fibers for sub‐10 fs optical pulse delivery

TL;DR: In this article, a hollow-core fiber technology is presented that enables the transmission of 200 nm wide spectra over meter-long distances with minimal temporal reshaping and acceptable losses down to about 3 dB/m.
References
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Journal ArticleDOI

All-silica single-mode optical fiber with photonic crystal cladding

TL;DR: The fabrication of a new type of optical waveguide: the photonic crystal fiber that supports a single robust low-loss guided mode over a very broad spectral range of at least 458-1550 nm.
Journal ArticleDOI

Endlessly single-mode photonic crystal fiber.

TL;DR: An effective-index model confirms that an all-silica optical fiber made by embedding a central core in a two-dimensional photonic crystal with a micrometer-spaced hexagonal array of air holes can be single mode for any wavelength.
Journal ArticleDOI

Visible continuum generation in air–silica microstructure optical fibers with anomalous dispersion at 800 nm

TL;DR: In this article, the authors demonstrate experimentally that air-silica microstructure optical fibers can exhibit anomalous dispersion at visible wavelengths, and exploit this feature to generate an optical continuum 550 THz in width, extending from the violet to the infrared.
Journal ArticleDOI

Single-Mode Photonic Band Gap Guidance of Light in Air.

TL;DR: The confinement of light within a hollow core (a large air hole) in a silica-air photonic crystal fiber is demonstrated and certain wavelength bands are confined and guided down the fiber.
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