Extremely low-loss single-mode photonic crystal fiber in the terahertz regime

Raonaqul Islam, G. K M Hasanuzzaman, Md Anwar Sadath, Sohel Rana, Selim Habib

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    Abstract

    This paper presents an updated design and numerical characterization of a rotated porous-core hexagonal photonic crystal fiber (PCF) for single-mode terahertz (THz) wave guidance. The simulation results are found using an efficient finite element method (FEM) which show a better and ultra-low effective absorption loss of 0.045 cm-1 at 1 THz and a more flattened dispersion of 0.74±0.07ps/THz/cm in a wider bandwidth (0.54-1.36 THz) than the previously reported results. Besides, the single-mode region has been extended up to 1.74 THz (previously up to 1.3 THz) which is advantageous for wideband THz applications.
    Original languageEnglish
    Title of host publication2015 International Conference on Electrical & Electronic Engineering
    Number of pages4
    PublisherIEEE
    Publication date2015
    Article number7428279
    ISBN (Print)978-1-4673-7819-2
    DOIs
    Publication statusPublished - 2015
    Event2015 International Conference on Electrical & Electronic Engineering - Rajshahi, Bangladesh
    Duration: 4 Nov 20156 Nov 2015

    Conference

    Conference2015 International Conference on Electrical & Electronic Engineering
    Country/TerritoryBangladesh
    CityRajshahi
    Period04/11/201506/11/2015

    Keywords

    • Electrical and Electronic Engineering
    • Material absorption loss
    • photonic crystal fiber
    • porous core
    • single-mode
    • terahertz
    • Crystal whiskers
    • Finite element method
    • Nonlinear optics
    • Terahertz waves
    • Effective absorption
    • Flattened dispersion
    • Numerical characterization
    • Single mode
    • Single mode photonic crystal fiber
    • Tera Hertz
    • Photonic crystal fibers

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