Publications by authors named "Refat El-Sayed"

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Designing an optical sensor with exceptional sensitivity and specificity for the detection of ultra-trace amounts of boron.
Abdullah H Alluhayb, Ahmed H Alanazi, Alaa M Younis, Refat El-Sayed, Khaled F Debbabi

Anal Sci· April 2025

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Revolutionizing silver quantification: a novel ternary surfactant system with 2-nitro-6-(thiazol-2-yl-diazenyl)phenol and Triton X-100 for enhanced spectrophotometric analysis.
Muneera Alrasheedi, Salah M El-Bahy, Refat El-Sayed, Khaled F Debbabi, Alaa S Amin

RSC Adv· April 2025

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Development of a high-performance optical sensor for sensitive detection of cobalt ions in pharmaceutical, food, biological, and environmental samples.
Nader Hassan, Salah El-Bahy, Ahmed O Babalghith, Refat El-Sayed, Khaled F Debbabi

Spectrochim Acta A Mol Biomol Spectrosc· February 2025

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Utilization of non-plasticized polymer inclusion membrane for highly selective colorimetric sensor detection of zirconium in environmental samples.
Salah M El-Bahy, Alaa S Amin, Refat El-Sayed, Khaled F Debbabi, Nader Hassan

RSC Adv· February 2025

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Development of an optode based on 2-amino-4-(4-nitrophenyl)diazenyl pyridine-3-ol and tri--octyl phosphine oxide for trace-level lead detection in complex samples.
Abdullah H Alluhayb, Ahmed Hamad Alanazi, Alaa M Younis, Khaled F Debbabi, Refat El-Sayed

RSC Adv· January 2025

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Quantification of arsenic in real samples using a spectrophotometric cloud point extraction of the formed ion pair with astrazon orange G.
Abdullah A A Sari, Salah M El-Bahy, Khaled F Debbabi, Refat El-Sayed, Alaa S Amin

Spectrochim Acta A Mol Biomol Spectrosc· December 2024

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The highly selective green colorimetric detection of yttrium ions in biological and environmental samples using the synergistic effect in an optical sensor.
Mahmood D Aljabri, Salah M El-Bahy, Refat El-Sayed, Khaled F Debbabi, Alaa S Amin

RSC Adv· June 2024

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Pro-Apoptotic Activity of -Obtusane against Cervical Cancer: Nano Formulation, In Silico Molecular Docking, and Pharmacological Network Analysis.
Omnia Hesham Abdelhafez, Islam M Abdel-Rahman, Eman Alaaeldin, Hesham Refaat, Refat El-Sayed

Pharmaceuticals (Basel)· November 2023

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Comprehensive evaluation of zeolite/marine alga nanocomposite in the removal of waste dye from industrial wastewater.
Ahmed Hamd, Mohamed Shaban, Ghadah M Al-Senani, Mashael N Alshabanat, Azza Al-Ghamdi, Refat El-Sayed

Sci Rep· May 2023

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An Exhaustive Compilation on the Synthesis of Heterocycles Pendant on the Fatty Acid Alkyl Chains.
Afaf Y Khormi, Refat El-Sayed, Thoraya A Farghaly, Mohamed R Shaaban, Ahmad M Farag

Curr Org Synth· March 2023

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Solution blowing spinning technology and plasma-assisted oxidation-reduction process toward green development of electrically conductive cellulose nanofibers.
Hanadi A Katouah, Refat El-Sayed, Nashwa M El-Metwaly

Environ Sci Pollut Res Int· October 2021

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Synthesis, Surface Parameters, and Biodegradability of Water-soluble Surfactants for Various Applications.
Refat El-Sayed, Hawazin H Alotaibi, Heba A Elhady

J Oleo Sci· August 2018

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Synthesis of an Efficiency Heterocyclic Systems, Surface Properties and Potential Pharmacological Interest.
Refat El-Sayed

J Oleo Sci· August 2018

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Design, synthesis and evaluation of anticancer activity of novel 2-thioxoimidazolidin-4-one derivatives bearing pyrazole, triazole and benzoxazole moieties.
Heba A Elhady, Refat El-Sayed, Hamedah S Al-Nathali

Chem Cent J· May 2018

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Synthesis of Five and Six-Membered Heterocycles Using Activated Nitriles for Industrial Applications.
Refat El-Sayed, Meshal H K Almalki

J Oleo Sci· September 2017

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Synthesis of Pharmacological Heterocyclic Derivatives Based Surfactants.
Refat El-Sayed, Ahmed A Fadda

J Oleo Sci· March 2017

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Potential Biosignificant Interest and Surface Activity of Efficient Heterocyclic Derivatives.
Refat El-Sayed, Ismail Althagafi

J Oleo Sci· October 2016

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Synthesis and Heteroannulation of Pyridine and Related Heterocyclic Systems Having Surface and Biological Activities.
Refat El-Sayed

J Oleo Sci· April 2016

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