Zobrazeno 1 - 10
of 65
pro vyhledávání: '"Chawki Awada"'
Autor:
Abdudin G. Temam, Adil Alshoaibi, Seyoum A. Getaneh, Chawki Awada, Assumpta C. Nwanya, Paul M. Ejikeme, Fabian I. Ezema
Publikováno v:
Results in Surfaces and Interfaces, Vol 13, Iss , Pp 100154- (2023)
Currently, the global energy consumption is extensively increasing at a pace faster than the source advancement. The demand for renewable energy generation is an important scheme to settle energy crisis and climate changes which are prominent challen
Externí odkaz:
https://doaj.org/article/615c46db62154a7e957c94cb60a98f14
Publikováno v:
Catalysts, Vol 14, Iss 1, p 89 (2024)
Cobalt oxide nanocomposites were synthesized and used for the catalytic degradation of 4-nitrophenol (4-NP) and methyl orange (MO). Cobalt oxide nanocomposites PyroHAB9 was prepared by heating cobalt acetylacetonate complex HAB9 at 300 °C, while Pyr
Externí odkaz:
https://doaj.org/article/14c28f99a72b44f1bba861d706a94a3d
Publikováno v:
Separations, Vol 10, Iss 3, p 162 (2023)
In this study, the enhanced photodegradation of a high-concentration phenol red (PR) using very fine TiO2 nanocrystals by adding a KBrO3 electron acceptor was reported for the first time. The structural study on TiO2 nanocrystals using HRTEM, XRD, Ra
Externí odkaz:
https://doaj.org/article/a1d6cda101f44ef28ba05b830691c081
Autor:
Hassan Traboulsi, Chawki Awada
Publikováno v:
ACS Omega, Vol 5, Iss 48, Pp 31352-31361 (2020)
Externí odkaz:
https://doaj.org/article/c1961b1dfe6f4ac8bd6b9fa08dab24ae
Autor:
Adil Alshoaibi, Patrick O. Ike, Assumpta C. Nwanya, Chawki Awada, Shumila Islam, Fabian I. Ezema
Publikováno v:
Molecules, Vol 28, Iss 2, p 504 (2023)
The doping of magnesium on lithium aluminium borate phosphor is reported in this study. A solid-state sintering technique was employed as the borate samples were synthesized. This report focuses on the structural, optical, thermoluminescence, and kin
Externí odkaz:
https://doaj.org/article/b61f1ffb00624b5ba7f65617623c4e3f
Autor:
Najla Khaled Almulhem, Chawki Awada, Nisrin Mohammed Alnaim, Nada Al Taisan, Adil Ahmed Alshoaibi, Nagih M. Shaalan
Publikováno v:
Crystals, Vol 12, Iss 12, p 1758 (2022)
In this work, the effect of KBrO3 on the photodegradation mechanism of Nb-TiO2 nanocomposites was analyzed. The photocatalytic activities of Nb-TiO2 were evaluated by using a high concentration of phenol red (PR). Nb-TiO2 nanocomposites were fabricat
Externí odkaz:
https://doaj.org/article/19362e62130242c4a3baa07eaf2de8de
Autor:
Adil Alshoaibi, Chawki Awada, Nisrin Alnaim, Najla Almulhem, Raphael M. Obodo, Malik Maaza, Fabian I. Ezema
Publikováno v:
Crystals, Vol 12, Iss 11, p 1613 (2022)
In this work, the chemical bath deposition (CBD) technique was utilized in the synthesis of transition metals/GO nanocomposites (Co3O4/MnO2/NiO/GO) for applications in supercapacitor electrodes. The nanocomposites after characterization showed that t
Externí odkaz:
https://doaj.org/article/7a687f4d07a5422f876eb1407cbe5916
Autor:
Chawki Awada
Publikováno v:
Micromachines, Vol 13, Iss 10, p 1595 (2022)
In this work, we present a new study on the electromagnetic (EM) enhancement properties generated by Ag/TiO2 toward the finger print of methylene blue (MB) molecules deposited on the surface of Ag nanostructures. SERS intensity generated by MB molecu
Externí odkaz:
https://doaj.org/article/a8d13781b9bc4cc98835a91da2cb3b2d
Publikováno v:
Separations, Vol 9, Iss 8, p 201 (2022)
We studied the effect of the mixed phase of nickel oxide–gallium oxide–graphene (NiO-Ga2O2/G) heterostructure nanocomposite on the photocatalytic degradation of Congo red dye. The effect was investigated based on NiO-Ga2O2 junction, NiO-graphene,
Externí odkaz:
https://doaj.org/article/f253030a91a549588b1dee8ca5f142f6
Publikováno v:
Catalysts, Vol 12, Iss 7, p 771 (2022)
The higher cost of Ag and Au and their resonance frequency shift limitation opened the way to find an alternative solution by developing new nanohybrid antenna based on silicon and silicon dioxide coated with metallic nanoparticles. The latter has be
Externí odkaz:
https://doaj.org/article/00b1a1e39d14495586c59f7728e1c2fe