Hollow-core fiber with nested anti-resonant tubes for low-loss THz guidance

  • G. K.M. Hasanuzzaman*
  • , Stavros Iezekiel
  • , Christos Markos
  • , Md Selim Habib
  • *Corresponding author for this work

    Research output: Contribution to journalJournal articleResearchpeer-review

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    Abstract

    A hollow-core fiber with nested anti-resonant node-free cladding tubes suitable for broadband THz guidance with low transmission losses is proposed. It is shown that the tube separation and tube thickness of the inner elements have a significant effect on the confinement loss and effective material loss of the fiber in the THz band. Using TOPAS copolymer, the proposed fiber was optimized for operation at 1 THz and it is predicted from numerical simulations that loss can be reduced to as low as 0.05 dB/m with a 0.6 THz wide dispersion flattened bandwidth.
    Original languageEnglish
    JournalOptics Communications
    Volume426
    Pages (from-to)477-482
    Number of pages6
    ISSN0030-4018
    DOIs
    Publication statusPublished - 2018

    Keywords

    • Dispersion
    • Fiber design and fabrication
    • Fiber properties
    • THz fiber
    • Dispersion (waves)
    • Wave transmission
    • Antiresonant
    • Cladding tubes
    • Confinement loss
    • Effective materials
    • Hollow core fiber
    • Transmission loss
    • Optical fibers
    • Fiber Optics

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