Wideband and low-dispersion engineered slow light using liquid infiltration of a modified photonic crystal waveguide

M Pourmand, A Karimkhani, F Nazari - Applied Optics, 2016 - opg.optica.org
We present a wideband and low-dispersion slow-light photonic crystal waveguide with a
large normalized delay-bandwidth product that can be exploited in many ultra-compact all …

Flat-band slow light in a photonic crystal slab waveguide by vertical geometry adjustment and selective infiltration of optofluidics

MA Mansouri-Birjandi, M Janfaza, A Tavousi - Journal of Electronic …, 2017 - Springer
In this paper, a photonic crystal slab waveguide (PhCSW) for slow light applications is
presented. To obtain widest possible flat-bands of slow light regions—regions with large …

Searching the flat band throughout the entire Brillouin zone in photonic crystals based on V-shaped dielectric pillars

S Ni, X Sun, L Guo, T Zhi, J Wang, J Xue, L Chen… - Applied Optics, 2025 - opg.optica.org
In this work, we theoretically simulated the photonic band structures of the proposed
photonic crystal based on two-dimensional V-shaped dielectric pillars with the same V …

WITHDRAWN: All-optical switching using a new photonic crystal directional coupler

B Vakili, S Bahadori-Haghighi, R Ghayour - 2017 - Elsevier
In this paper all-optical switching in a new proposed photonic crystal directional coupler is
performed and analyzed. The structure of the switch consists of a directional coupler and a …

Dynamic modulation of wideband slow light with continuous group index in polymer-filled photonic crystal waveguide

C Yan, C Li, Y Wan - Applied Optics, 2017 - opg.optica.org
The dynamic modulation of wide bandwidth and low-dispersion slow light with continuous
variation of group index n_g is realized in a polymer-filled photonic crystal waveguide (PF …

Slow light with high normalized delay–bandwidth product in organic photonic crystal coupled-cavity waveguide

H Wu, S Han, F Li, Z Yang - Applied Optics, 2020 - opg.optica.org
In this theoretical study, a photonic crystal coupled-cavity waveguide created on polymer
substrate was demonstrated to provide high-performance slow light with low group-velocity …

Slow light engineering in a photonic crystal slab waveguide through optofluidic infiltration and geometric modulation

A Khodamohammadi, H Khoshsima… - Journal of Experimental …, 2017 - Springer
In this paper, a new type of flat-band slow light structure with high group index (ng) and large
normalized delay-bandwidth product (NDBP) in a silicon on insulator (SOI) based photonic …

Wideband slow light in a line-defect annular photonic-crystal waveguide

F Kuang, F Li, Z Yang, H Wu - Current Optics and Photonics, 2019 - opg.optica.org
In this theoretical study, a line-defect photonic-crystal waveguide hosted in an annular
photonic crystal was demonstrated to provide high-performance slow light with a wide band …

Slow-light effect in symmetry-reduced non-defect photonic crystals

IH Giden - Turkish Journal of Engineering, 2022 - dergipark.org.tr
In this study, a two-dimensional low-symmetric photonic crystal (PC) configuration with
elliptical geometry is presented and its slow-light (SL) effect is investigated. Reducing the …

Investigation of dependence the hole radius formed in InGaP on the group velocity, quality factor and defect band structures

LM Ali, FA Abed - Optical and Quantum Electronics, 2018 - Springer
In this paper, the structure being investigated consists of periodic layers of InGaP containing
a defect region in air hole and GaAs. Finite difference time-domain calculations were …