Zobrazeno 1 - 10
of 37
pro vyhledávání: '"Khaled Sayed-Ahmed"'
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-11 (2023)
Abstract Pine wood (PW) and beech wood (BW) are the most used wood in furniture and other applications owing to their unique characteristics and low machining cost. However, their biodegradability and varied moisture content limit their wider use and
Externí odkaz:
https://doaj.org/article/ead8bf76453e4f8e996885faa6107c1a
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-10 (2023)
Abstract Because of its low critical temperature and pressure levels, supercritical carbon dioxide (scCO2) is the most widely used supercritical fluid in the supercritical fluid extraction (SFE) technique. Alizarin was extracted from madder roots (Ru
Externí odkaz:
https://doaj.org/article/270012ac76064f23948b99c92aed70d0
Autor:
Nahla A. Awad, Mohamed Eliraq, Emad H. El-Bassel, Ahmed S. M. Ismail, Yasser S. G. Abd El-Aziz, Mohamed S. Gawish, Reda M. Y. Zewail, Rokayya Sami, Ebtihal Khojah, Uguru Hilary, Maalem H. Al-Moalem, Khaled Sayed-Ahmed
Publikováno v:
Molecules, Vol 27, Iss 12, p 3904 (2022)
Jojoba oil (JO) extracted from seeds has outstanding properties, including anti-inflammatory, antioxidant, and antibacterial activities, and can be stored forlong periodsof time. The unique properties of jojoba oil depend on its chemical composition;
Externí odkaz:
https://doaj.org/article/9856f3877192489482b53ff7c5108481
Publikováno v:
Journal of Fungi, Vol 8, Iss 4, p 412 (2022)
Nanoparticles (NPs) have attracted great interest in various fields owing to their antimicrobial activity; however, the use of NPs as fungicides on plants has not been sufficiently investigated. In this study, the antifungal activities of sulfur nano
Externí odkaz:
https://doaj.org/article/bafe8135ecbb4b3c870122ad0a7368ec
Autor:
Tarek Abou Elmaaty, Khaled Sayed-Ahmed, Hanan Elsisi, Shaimaa M. Ramadan, Heba Sorour, Mai Magdi, Shereen A. Abdeldayem
Publikováno v:
Polymers, Vol 14, Iss 5, p 955 (2022)
The COVID-19 pandemic has clearly shown the importance of developing advanced protective equipment, and new antiviral fabrics for the protection and prevention of life-threatening viral diseases are needed. In this study, selenium nanoparticles (SeNP
Externí odkaz:
https://doaj.org/article/e94c0ba1eb454d3d8b86b45434588b47
Publikováno v:
Polymers, Vol 14, Iss 1, p 191 (2022)
This work aims to utilize selenium nanoparticles (Se-NPs) as a novel dyestuff, which endows wool fibers with an orange color because of their localized surface plasmon resonance. The color characteristics of dyed fibers were evaluated and analyzed. T
Externí odkaz:
https://doaj.org/article/d3d9c6ab31da4a119138ae019b0829cf
Autor:
Tarek Abou Elmaaty, Khaled Sayed-Ahmed, Radwan Mohamed Ali, Kholoud El-Khodary, Shereen A. Abdeldayem
Publikováno v:
Polymers, Vol 14, Iss 1, p 74 (2021)
The development of antibacterial coatings for footwear components is of great interest both from an industry and consumer point of view. In this work, the leather material was developed taking advantage of the intrinsic antibacterial activity and col
Externí odkaz:
https://doaj.org/article/e19f54a2959e411da8f03e5d26992820
Autor:
Tarek Abou Elmaaty, Hanan G. Elsisi, Ghada M. Elsayad, Hagar H. Elhadad, Khaled Sayed-Ahmed, Maria Rosaria Plutino
Publikováno v:
Polymers, Vol 13, Iss 17, p 2888 (2021)
This study aims to develop multifunctional pile cotton fabrics by implementing different compositions of lycra yarns with different densities of the cotton fabric under study. Highly dispersed silica nanoparticles (SiO2 NPs) with small sizes—in the
Externí odkaz:
https://doaj.org/article/4fadfd8416f740ebbfb3332db3933451
Autor:
Tarek AbouElmaaty, Shereen A. Abdeldayem, Shaimaa M. Ramadan, Khaled Sayed-Ahmed, Maria Rosaria Plutino
Publikováno v:
Polymers, Vol 13, Iss 15, p 2483 (2021)
In this study, we developed a new approach for depositing selenium nanoparticles (SeNPs) into polypropylene (PP) fabrics via a one-step process under hydrothermal conditions by using an IR-dyeing machine to incorporate several functionalities, mainly
Externí odkaz:
https://doaj.org/article/0180a35be30c486fad9a546018a0a943
Autor:
Khaled Sayed Ahmed, Wafai Z. A. Mikhail, Hassan M. Sobhy, Eman Mohamed Mostafa Radwan, Taher A. Salaheldin
Publikováno v:
Bulletin of the National Research Centre, Vol 43, Iss 1, Pp 1-9 (2019)
Abstract Background The cotton leafworm, Spodoptera littoralis (Boisd.), is one of the most dangerous pests in Egypt and Africa, causing significant economic loss of cotton crop yield. The frequent use of insecticides to control this insect has led t
Externí odkaz:
https://doaj.org/article/a8a03fbeae5345fab8b5093db67c9d54