MR Islam, M Mamadou - Optical Engineering, 2020 - spiedigitallibrary.org
… index of 1.53 in the terahertz frequency range, high biocompatibility, … crystal fiber (PC-PCF)
of 85.7% at 1.6 THz, with a very low dispersion and confinement loss of 0.47 ± 0.265 ps / THz …