… hexagonal photonic crystal fiber is proposed. The cladding of the proposed PCF has circular
air-holes arranged in five hexagonal … viz chromatic dispersion, confinement loss, V-number, …

… , we propose a simple circular photonic crystal fiber (SC-PCF) … SC-PCF has high negative
dispersion of −600.3 ps/nm.km and … The obtained dispersion is highest negative among the air-…

… [39] were proposed a hexagonal-PCF with ultrahigh negative dispersion of −2304 ps/nm/km…
confinement capability within silica core materials. The confinement loss or leakage loss can …

… Recently, we designed a modified hexagonal photonic crystal fiber to analyze dispersion …
instead of square PML to minimize the confinement loss. Numerical results reveal that it can be …

… new photonic crystal fiber (PCF) is proposed with hexagonal … low confinement loss and
ultra-flattened (near zero dispersion… The amount of loss and dispersion is changed by varying the …

… chromatic dispersion, effective area and confinement loss of … of conceptual modified photonic
decagonal crystal fiber (MD-… with the same ring numbers as hexagonal PCFs (HPCFs) and …

… few-mode hexagonal PCF is given in Fig. 1. It is composed of four hexagonal rings of hexagonal
air … Initially, only the air-hole diameter in the first ring has been changed, while all other …

… and flat dispersion make photonic crystal fibers suitable for … µm by engineering modified
waveguide dispersions. Soliton … design of photonic crystal fibres withlow confinement losses, …

… the first ring d1 can be changed compared with the … dispersion structures of the circular and
hexagonal lattices as the basis for comparing their effective mode area and confinement loss. …

… hexagonal lattice structure, where the size and location of the few air holes are changed in
order to obtain high optical dispersion … strong confinement with large negative dispersion. In …