Terahertz optical fibers

MS Islam, CMB Cordeiro, MAR Franco, J Sultana… - Optics express, 2020 - opg.optica.org
Lying between optical and microwave ranges, the terahertz band in the electromagnetic
spectrum is attracting increased attention. Optical fibers are essential for develo** the full …

Terahertz dielectric waveguides

S Atakaramians, S Afshar V, TM Monro… - Advances in Optics and …, 2013 - opg.optica.org
Several classes of non-planar metallic and dielectric waveguides have been proposed in
the literature for guidance of terahertz (THz) or T-ray radiation. In this review, we focus on the …

Terahertz detection of alcohol using a photonic crystal fiber sensor

J Sultana, MS Islam, K Ahmed, A Dinovitser, BWH Ng… - Applied …, 2018 - opg.optica.org
Ethanol is widely used in chemical industrial processes as well as in the food and beverage
industry. Therefore, methods of detecting alcohol must be accurate, precise, and reliable. In …

Bendable, low-loss Topas fibers for the terahertz frequency range

K Nielsen, HK Rasmussen, AJL Adam… - Optics …, 2009 - opg.optica.org
We report on a new class of polymer photonic crystal fibers for low-loss guidance of THz
radiation. The use of the cyclic olefin copolymer Topas, in combination with advanced …

THz porous fibers: design, fabrication and experimental characterization

S Atakaramians, S Afshar V… - Optics express, 2009 - opg.optica.org
Porous fibers have been identified as a means of achieving low losses, low dispersion and
high birefringence among THz polymer fibers. By exploiting optical fiber fabrication …

Fabrication and characterization of porous-core honeycomb bandgap THz fibers

H Bao, K Nielsen, HK Rasmussen, PU Jepsen… - Optics express, 2012 - opg.optica.org
We present a numerical and experimental investigation of a low-loss porous-core
honeycomb fiber for terahertz wave guiding. The introduction of a porous core with hole size …

Ultrahigh birefringence, ultralow material loss porous core single-mode fiber for terahertz wave guidance

K Ahmed, S Chowdhury, BK Paul, M Shadidul Islam… - Applied …, 2017 - opg.optica.org
In this paper, a novel polarization-maintaining single-mode photonic crystal fiber (PCF) has
been suggested for terahertz (THz) transmission applications. The reported PCF has five …

Highly birefringent elliptical core photonic crystal fiber for terahertz application

J Sultana, MS Islam, M Faisal, MR Islam, BWH Ng… - Optics …, 2018 - Elsevier
We present a novel strategy for designing a highly birefringent photonic crystal fiber (PCF)
with near zero flattened dispersion properties by applying elliptical air holes in the core area …

Zeonex-based asymmetrical terahertz photonic crystal fiber for multichannel communication and polarization maintaining applications

MS Islam, J Sultana, A Dinovitser, M Faisal, MR Islam… - Applied …, 2018 - opg.optica.org
We report on the design, in-depth analysis, and characterization of a novel elliptical array
shaped core rectangular shaped cladded photonic crystal fiber (PCF) for multichannel …

Recent advances in birefringence studies at THz frequencies

K Wiesauer, C Jördens - Journal of Infrared, Millimeter, and Terahertz …, 2013 - Springer
In the last few years, various studies on terahertz (THz) birefringence have been presented,
based on polarization-sensitive THz time-domain spectroscopy. The field of THz …