[HTML][HTML] On-chip topological nanophotonic devices

CC Lu, HY Yuan, HY Zhang, W Zhao, NE Zhang… - Chip, 2022 - Elsevier
On-chip topological nanophotonic devices, which take photons as information carriers with
topological protection during light propagation, have great application potential in the next …

Rotation controlled topological edge states in a trimer chain composed of meta-atoms

Z Guo, X Wu, S Ke, L Dong, F Deng… - New Journal of …, 2022 - iopscience.iop.org
Recently, topological chains have attracted extensive attention because of their simple
structure, rich physics and important applications. In this work, we theoretically and …

Performance analysis of heterostructure-based topological nanophotonic sensor

AK Goyal, A Kumar, Y Massoud - Scientific Reports, 2023 - nature.com
In this manuscript, a heterostructure-based topological nanophotonic structure is proposed
for improved sensing performance. The topological effect is realized by connecting two …

Theoretical analysis of graded-index topological resonator for improved sensing performance

AK Goyal, D Dash, J Saini, Y Massoud - Optics Express, 2024 - opg.optica.org
In this manuscript, what we believe to be a novel hyperbolic-graded topological nano-
photonic resonator structure is proposed to excite robust topological edge states. The …

Bidirectional rainbow trap** in 1-D chirped topological photonic crystal

S Elshahat, C Lu - Frontiers in Physics, 2022 - frontiersin.org
The rainbow trap** effect has attracted gathering attention due to its potential application
in data processing, energy storage, and light-matter interaction enhancement. The interest …

High tunability and sensitivity of 1D topological photonic crystal heterostructure

S Elshahat, ZEA Mohamed, M Almokhtar… - Journal of Optics, 2022 - iopscience.iop.org
A modality to high tunability and sensing performance of a one-dimensional (1D) topological
photonic crystal (PC) heterostructure is realized, based on a new mechanism through a 1D …

One-dimensional topological photonic crystal for high-performance gas sensor

S Elshahat, ZEA Mohamed, AM Abd-Elnaiem… - Micro and …, 2022 - Elsevier
Here a developed one-dimensional (1D) topological photonic crystal (PC) heterostructure
for gas sensing is proposed by replacing air layers with the sensing material (gas) layers …