Recent advances in self-assemblies and sensing applications of colloidal photonic crystals

F Qi, Z Meng, M Xue, L Qiu - Analytica Chimica Acta, 2020 - Elsevier
Colloidal photonic crystals (PCs), consisting of highly ordered monodisperse nanoparticles,
have been carried out a great deal of research in recent decades due to the attributes of …

Photoic crystal nanobeam cavity devices for on-chip integrated silicon photonics

D Yang, X Liu, X Li, B Duan, A Wang… - Journal of …, 2021 - iopscience.iop.org
Integrated circuit (IC) industry has fully considered the fact that the Moore's Law is slowing
down or ending. Alternative solutions are highly and urgently desired to break the physical …

On-chip optical gas sensors based on group-IV materials

J Wu, G Yue, W Chen, Z Xing, J Wang, WR Wong… - ACS …, 2020 - ACS Publications
Compact and smart optical gas sensors have attracted significant attention over the past few
decades. Among the materials used for developing such gas sensors, group-IV materials …

[HTML][HTML] Brain tumors biomedical sensor with high-quality factor and ultra-compact size based on nanocavity 2D photonic crystal

NA Mohammed, OE Khedr, ESM El-Rabaie… - Alexandria Engineering …, 2023 - Elsevier
Abstract Types of brain lesions, tumors, and cancers are still considered deadly. They
require accurate and expensive detecting, diagnosing, and treatment methods. This work …

Analysis of an electro-optic modulator based on a graphene-silicon hybrid 1D photonic crystal nanobeam cavity

T Pan, C Qiu, J Wu, X Jiang, B Liu, Y Yang, H Zhou… - Optics express, 2015 - opg.optica.org
We propose and numerically study an on-chip graphene-silicon hybrid electro-optic (EO)
modulator operating at the telecommunication band, which is implemented by a compact 1D …

Architecture and devices for silicon photonic switching in wavelength, polarization and mode

Y Zhang, R Zhang, Q Zhu, Y Yuan… - Journal of Lightwave …, 2019 - ieeexplore.ieee.org
Switching can be performed with multiple physical dimensions of an optical signal.
Previously optical switching was mainly focused in the wavelength domain. In this paper we …

Tuberculosis biomedical sensor based on on-chip nanocavity 2D photonic crystal with high sensitivity and quality factor

NA Mohammed, OE Khedr, ESM El-Rabaie… - Measurement, 2023 - Elsevier
Tuberculosis (TB) stands as one of the most severe and fatal communicable diseases in the
universe, in accordance with the World Health Organization (WHO). Before the COVID-19 …

Designing an electro-optical encoder based on photonic crystals using the graphene–Al2O3 stacks

F Haddadan, M Soroosh, N Alaei-Sheini - Applied Optics, 2020 - opg.optica.org
In this paper, an electro-optical 4-to-2 encoder based on a photonic crystal is presented. The
structure is composed of four silicon waveguides, four photonic crystal structures including …

High-sensitivity early detection biomedical sensor for tuberculosis with low losses in the terahertz regime based on photonic crystal fiber technology

NA Mohammed, OE Khedr, ESM El-Rabaie… - Photonic Sensors, 2023 - Springer
Tuberculosis is one of the most contagious and lethal illnesses in the world, according to the
World Health Organization. Tuberculosis had the leading mortality rate as a result of a single …

Early detection of brain cancers biomedical sensor with low losses and high sensitivity in the terahertz regime based on photonic crystal fiber technology

NA Mohammed, OE Khedr, ESM El-Rabaie… - Optical and Quantum …, 2023 - Springer
Brain tumors, abnormalities, and malignancies are considered fatal. Early detection
techniques could save lives if they are utilized effectively for brain cancers. They should …