Preparation of hexagonal nanoporous Al2O3/TiO2/TiN as a novel photodetector with high efficiency

AM Elsayed, M Rabia, M Shaban, AH Aly… - Scientific Reports, 2021 - nature.com
The unique optical properties of metal nitrides enhance many photoelectrical applications. In
this work, a novel photodetector based on TiO2/TiN nanotubes was deposited on a porous …

Ultra-high sensitive 1D porous silicon photonic crystal sensor based on the coupling of Tamm/Fano resonances in the mid-infrared region

AM Ahmed, A Mehaney - Scientific reports, 2019 - nature.com
Porous silicon one-dimensional photonic crystals (PSi-1DPCs) are capable of sensing
solutions and liquids based on the smallest variation of the refractive indices. In the present …

Synthesis and characterization of nanoporous ZnO and Pt/ZnO thin films for dye degradation and water splitting applications

M Zayed, AM Ahmed, M Shaban - international journal of hydrogen energy, 2019 - Elsevier
In this paper, nanoporous ZnO and Pt/ZnO films were synthesized by a combination of
simple spray pyrolysis and DC sputtering techniques at different flow rates and deposition …

Preparation and characterization of a high-efficiency photoelectric detector composed of hexagonal Al2O3/TiO2/TiN/Au nanoporous array

AM Elsayed, M Shaban, AH Aly, AM Ahmed… - Materials Science in …, 2022 - Elsevier
The light sensitivity of a novel TiO 2/TiN-nanotubes-based photodetector is improved by
coating it with Au nanoparticles. Using a porous aluminum oxide template (PAOT), TiO 2/TiN …

Highly sensitive Au–Fe2O3–Au and Fe2O3–Au–Fe2O3 biosensors utilizing strong surface plasmon resonance

AM Ahmed, M Shaban - Applied Physics B, 2020 - Springer
In this paper, two SPR biosensor configurations utilizing Fe 2 O 3 layer coupled with Au thin
film in the angular interrogation mode have been proposed and analyzed theoretically. The …

Sensing of heavy metal Pb2+ ions in water utilizing the photonic structure of highly controlled hexagonal TiON/TiO2 nanotubes

AM Elsayed, AM Ahmed, MT Tammam, MF Eissa… - Scientific Reports, 2024 - nature.com
The detection of heavy metals in water, especially Pb2+ ions, is important due to their severe
hazardous effects. To address this issue, a highly controlled hexagonal TiON/TiO2 …

Plasmonic hybridization between two metallic nanorods

MA Basyooni, AM Ahmed, M Shaban - Optik, 2018 - Elsevier
The study of the plasmonic coupling between metallic nanorods (NRs) is essential for many
modern applications. In this paper, we present theoretical studies of scattering cross …

Nanoporous chromium thin film for active detection of toxic heavy metals traces using surface-enhanced Raman spectroscopy

AM Ahmed, M Shaban - Materials Research Express, 2020 - iopscience.iop.org
In this work, nanoporous Cr thin film was designed by a novel method for the detection of
toxic heavy metals based on surface-enhanced Raman spectroscopy. Nanoporous Cr thin …

Scattering spectra of magneto-plasmonic core/shell nanoparticle based on Mie theory

AM Ahmed, A Mehaney, M Shaban… - Materials Research …, 2019 - iopscience.iop.org
Magneto-plasmonic core/shell nanoparticles are used in many modern devices due to their
combined magnetic and plasmonic properties. In this study, scattering light by Ni/Au …

One pot synthesizing of cobalt (III) and (IV) oxides/polypyrrole nanocomposite for light sensing in wide optical range

M Rabia, ABG Trabelsi, FH Alkallas… - Physica Scripta, 2024 - iopscience.iop.org
A highly porous potato-shaped nanocomposite, Co (111) and Co (IV) oxide/polypyrrole (Co
2 O 3-Co 3 O 4/Ppy), is synthesized employing a one-pot procedure involving the slow …