Physical characteristics of naturally isolated high-purity curcumin and its application in photosensor appliances

EM El-Menyawy, M Raslan, IT Zedan - Journal of Molecular Structure, 2023 - Elsevier
In this work, curcumin is naturally isolated from Curcuma longa rhizomes, and is carefully
purified for the use in optoelectronic devices. Column chromatography technique is used to …

One-pot synthesis of PbS quantum dots decorated with graphene for assisting charge carriers transport in bulk heterojunction solar cells

EM El-Menyawy, TA Zidan, LM El-Khalawany, IT Zedan - Optical Materials, 2023 - Elsevier
The photocurrent of organic bulk heterojunction (BHJ) solar cells is improved by the
introduction of PbS QDs decorated with graphene (G) in their photoactive layer. The …

Electrical conduction and photodiode properties of Au/Feq3/p-Si/al hybrid heterostructure

EM El-Menyawy, LM El-Khalawany, IT Zedan - Physica B: Condensed …, 2024 - Elsevier
Thin films of iron tris (8-hydroxyquinoline)(Feq 3) are prepared on p-Si substrates by thermal
deposition under high vacuum. The current-voltage (I–V) curves of Au/Feq 3/p-Si/Al …

The inventive manufacturing and characterization of Au/BG/p-Si/Al devices for solar cell applications

M Benhaliliba, YS Ocak - Applied Physics A, 2024 - Springer
Novel dye brilliant green (BG) based devices are fabricated using a low–cost spin coating
process on ap–type silicon substrate. The front gold contact is deposited onto the BG film at …

Fabrication, electrical performance analysis and photovoltaic characterization of β-H2Pc/p-Si heterojunction for solar cell device applications

AA El-Saady, MM El-Nahass, N Roushdy… - SN Applied …, 2023 - Springer
The aim of this study was to explore the potential of nanocrystalline β-metal-free
phthalocyanine (β-H2Pc) in optoelectronics, particularly for the creation of a β-H2Pc/p-Si …

Annealing temperature induced variation on the electrical and photoelectrical characteristics of Al/Feq3/p-Si/Al heterojunction diode

IT Zedan, LM El-Khalawany, EM El-Menyawy - Applied Physics A, 2024 - Springer
Abstract Iron tris (8-hydroxyquinoline)(Feq3) is thermally stable up to 310° C. Feq3 thin films
are used to fabricate Al/Feq3/p-Si/Al heterojunction diode. Based on the thermal properties …

Modeling the electrical properties of heterojunctions using ANFIS, ANFIS-GA and ANFIS-PSO Models

RA Mohamed - Physica Scripta, 2023 - iopscience.iop.org
The present research introduces a theoretical study that aims to utilize ANFIS in estimating
and predicting the electrical behavior of heterojunctions. For this purpose, five different …

In-depth dielectric study of bulk nanocrystalline β-H2Pc with different biasing and photovoltaic performance of β-H2Pc/p-Si solar cell under varied illumination

AA El-Saady, AAM Farag, N Roushdy… - Indian Journal of …, 2024 - Springer
This study offers a comprehensive analysis of the thermal stability of β-metal-free
phthalocyanine (β-H2Pc) powder, demonstrating its resilience at temperatures of …

Spectroscopic analysis and device application of molecular organic dye layer in the Al/p-Si MIS contacts

M Sunkur, O Gullu - Journal of Physics and Chemistry of Solids, 2023 - Elsevier
In this paper, the effect of 1-phenylazo-2-naphthol (1PA2N) dye molecules used as an
organic interfacial layer on the electronic features of Al/p-Si contact was investigated. An …

The Application of Planar Heterojunction Solar Cells Based on Au/BG/p–Si/Al in Thin Films in the Energy Sector

M Benhaliliba, YS Ocak, A Ayeshamariam… - New Technologies for …, 2024 - Springer
Low-cost spin coating of p-type silicon substrates enables the fabrication of dye brilliant
green (BG)-based devices. In order to achieve the front gold contact, BG thin film is …