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Related Experiment Video

Updated: Mar 9, 2026

Fabrication of 1-D Photonic Crystal Cavity on a Nanofiber Using Femtosecond Laser-induced Ablation

Fabrication of 1-D Photonic Crystal Cavity on a Nanofiber Using Femtosecond Laser-induced Ablation

Published on: February 25, 2017

Helically twisted photonic crystal fibres.

P St J Russell¹, R Beravat², G K L Wong²

¹Max Planck Institute for the Science of Light, Staudtstrasse 2, 91058 Erlangen, Germany philip.russell@mpl.mpg.de.

Philosophical Transactions. Series A, Mathematical, Physical, and Engineering Sciences

|January 11, 2017

Summary

Helically twisted photonic crystal fibres (PCFs) exhibit unique optical properties due to their structure. Helical Bloch theory explains novel birefringence and topological effects, enabling new applications in optical orbital angular momentum (OAM) technologies.

Keywords:

Faraday effect chirality helical Bloch waves optical activity orbital angular momentum photonic crystal fibres

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Last Updated: Mar 9, 2026

Fabrication of 1-D Photonic Crystal Cavity on a Nanofiber Using Femtosecond Laser-induced Ablation

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Published on: February 25, 2017

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Published on: November 30, 2012

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Published on: July 29, 2013

Area of Science:

Optics and Photonics
Condensed Matter Physics

Background:

Photonic crystal fibres (PCFs) offer unique light-guiding properties.
Helical structures in optical fibres introduce complex electromagnetic phenomena.
Orbital angular momentum (OAM) is a key property of light with growing applications.

Conclusions:

Helical Bloch theory provides a robust framework for understanding twisted PCFs.
Twisted PCFs exhibit unique topological and birefringent properties with potential for novel applications.
The study validates theoretical predictions with extensive numerical simulations.