Zobrazeno 1 - 10
of 73
pro vyhledávání: '"Talal F. Qahtan"'
Autor:
Hassan G. El Gohary, G.M. Asnag, A.E. Tarabiah, Talal F. Qahtan, E.M. Abdelrazek, Emre Cevik, Ahmed N. Al-Hakimi, J.A. Mohammed Abdulwahed, Aysh Y. Madkhli, Fawziah Alajmi, Abdu Saeed
Publikováno v:
Polymer Testing, Vol 129, Iss , Pp 108258- (2023)
Silver nanoparticles (Ag NPs) were synthesized using Capsicum annuum extract, which is a cost-effective and green technique. At the same time, selenium nanoparticles (Se NPs) were prepared by sol-gel technique. Then, a series of PVA/SA blend samples
Externí odkaz:
https://doaj.org/article/ff0325f5e008414ea161ed3b80307ef9
Autor:
Wasiu Adeyemi Oke, Nahier Aldhafferi, Saibu Saliu, Taoreed O. Owolabi, Abdullah Alqahtani, Abdullah Almurayh, Talal F. Qahtan
Publikováno v:
Cogent Engineering, Vol 10, Iss 2 (2023)
AbstractSpinel ferrites are magnetic oxide materials with potentials to promote green technology in magnetic refrigeration which is known to be economically clean, energy saving and efficient. Maximum magnetic entropy change of spinel ferrites decide
Externí odkaz:
https://doaj.org/article/98700156481f4299bae1af3b13f046aa
Autor:
Abdu Saeed, Fouad Abolaban, Saedah R. Al-Mhyawi, Kholoud Albaidani, Sabah E. Al Garni, F.A. Al-Marhaby, Reem Alwafi, Fathi Djouider, Talal F. Qahtan, G.M. Asnag
Publikováno v:
Journal of Materials Research and Technology, Vol 24, Iss , Pp 8241-8251 (2023)
Herein, nanocomposite polymer electrolyte films were prepared from the blend of two polymers, polyethylene oxide (PEO) and carboxymethyl cellulose (CMC), stuffed with various contents of gold quantum dots (AuQDs) and copper nanoparticles (CuNPs) as h
Externí odkaz:
https://doaj.org/article/8a0b321bea524783abc22abec2e306e1
Publikováno v:
Journal of Materials Research and Technology, Vol 22, Iss , Pp 531-540 (2023)
As a part of this investigation, polymer nanocomposite films were obtained by the casting method whereby polyethylene oxide (PEO) was mixed with carboxymethyl cellulose (CMC) at a 70:30 wt ratio (PEO/CMC) as a base before adding different concentrati
Externí odkaz:
https://doaj.org/article/97a99de0998b41119bd2469a61fd55a1
Autor:
Mshari A. Alotaibi, Abdulrahman I. Alharthi, Talal F. Qahtan, Satam Alotibi, Amani M. Alansi, Md. Afroz Bakht
Publikováno v:
Nanomaterials, Vol 13, Iss 23, p 3001 (2023)
This study presents a novel method for the photocatalytic synthesis of 4-aryl-6-(3-coumarinyl) pyrimidin-2 (1H)-ones (a coumarin derivative) using strawberry dye-sensitized TiO2 (SD-TiO2) under visible light. The synthesis of 4-aryl-6-(3-coumarinyl)
Externí odkaz:
https://doaj.org/article/1cb460ece1414f7a997e76c5dde639cd
Autor:
Talal F. Qahtan, Nahier Aldhafferi, Abdullah Alqahtani, Olawusi Richard Abidemi, Miloud Souiyah, Abdullah Almurayh, Fahad A. Alghamdi, Taoreed O. Owolabi
Publikováno v:
Cogent Engineering, Vol 9, Iss 1 (2022)
Cuprous oxide (Cu2O) is a p-type metal oxide semiconducting material with potential in photovoltaic and photocatalysis applications due to its excellent absorption capacity in visible region and tunable energy gap. Experimental synthesis and energy g
Externí odkaz:
https://doaj.org/article/a312744a715d4b24b8ae6e0c739fa482
Autor:
Abdulrahman I. Alharthi, Talal F. Qahtan, Maged N. Shaddad, Mshari A. Alotaibi, Satam Alotibi, Amani M. Alansi
Publikováno v:
Nanomaterials, Vol 13, Iss 17, p 2461 (2023)
Thermocatalytic methane decomposition (TCMD) involving metal oxides is a more environmentally friendly and cost-effective strategy for scalable hydrogen fuel production compared to traditional methane steam reforming (MSR), as it requires less energy
Externí odkaz:
https://doaj.org/article/ae9e8e4a9b11496cb59a8ea16bb821de
Autor:
Abdulmajeed H. Hendi, Abdalghaffar M. Osman, Ibrahim Khan, Tawfik A. Saleh, Tarek A. Kandiel, Talal F. Qahtan, Mohammad K. Hossain
Publikováno v:
ACS Omega, Vol 5, Iss 49, Pp 31644-31656 (2020)
Externí odkaz:
https://doaj.org/article/c6bb41c1f94948ed9cb92b2bf8c02c8b
Autor:
Ahmed N. Al-Hakimi, G. M. Asnag, Fahad Alminderej, Ibrahim A. Alhagri, Sadeq M. Al-Hazmy, Talal F. Qahtan
Publikováno v:
Crystals, Vol 13, Iss 1, p 135 (2023)
In this work, new samples of PVA-TiO2/Cu nanocomposites were prepared via the casting method. The prepared samples were examined using different analytical methods. An XRD analysis showed the semi-crystalline nature of the PVA polymer, as well as sho
Externí odkaz:
https://doaj.org/article/b25a485953974045a5c920d23ddf98e0
Autor:
Mazen Alshaaer, Khalil Issa, Ahmed S. Afify, Moustapha E. Moustapha, Abdulaziz A. Alanazi, Ammar Elsanousi, Talal F. Qahtan
Publikováno v:
Crystals, Vol 12, Iss 7, p 940 (2022)
Because the impact of the full-scale substitution of Ca2+ in brushite (CaHPO4·2H2O) with Ni2+ ions has never been systematically explored, it is the focus of this investigation, as it holds potential for use in CaxNi1−xHPO4·nH2O production. These
Externí odkaz:
https://doaj.org/article/191bb5160cf344a6956acb53ed9fe475