Zobrazeno 1 - 10
of 92
pro vyhledávání: '"Jamelah S. Al‐Otaibi"'
Autor:
Jisha George, G. Rathika Nath, Y. Sheena Mary, Y. Shyma Mary, Jamelah S. Al-Otaibi, K. Rajesh
Publikováno v:
Results in Chemistry, Vol 5, Iss , Pp 100889- (2023)
Cyclododecanonethiosemicarbazone (CDT), crystallises in triclinic crystal system in spacegroup P-1 having unit cell parameters as a = 5.6152(2)Å, b = 8.3747(4) Å, c = 16.1901(7) Å, α = 91.186(2)°, β = 90.880(2)° and γ = 108.014(2)°, V = 723.
Externí odkaz:
https://doaj.org/article/f8c1198836924a0aa62b8963f435d634
Autor:
Ahmed R. Weshahy, Ayman A. Gouda, Bahig M. Atia, Ahmed K. Sakr, Jamelah S. Al-Otaibi, Aljawhara Almuqrin, Mohamed Y. Hanfi, M. I. Sayyed, Ragaa El Sheikh, Hend A. Radwan, Fatma S. Hassen, Mohamed A. Gado
Publikováno v:
Nanomaterials, Vol 12, Iss 13, p 2305 (2022)
Considering how important rare earth elements (REEs) are for many different industries, it is important to separate them from other elements. An extractant that binds to REEs inexpensively and selectively even in the presence of interfering ions can
Externí odkaz:
https://doaj.org/article/e7d7361885a84004af3e511bb1683a90
Autor:
Bahig M. Atia, Ahmed K. Sakr, Mohamed A. Gado, Hassan S. El-Gendy, Nagwa M. Abdelazeem, Enass M. El-Sheikh, Mohamed Y. Hanfi, M. I. Sayyed, Jamelah S. Al-Otaibi, Mohamed F. Cheira
Publikováno v:
Polymers, Vol 14, Iss 9, p 1687 (2022)
A new synthetic chelating N–hydroxy–N–trioctyl iminophosphorane (HTIP) was prepared through the reaction of trioctylphosphine oxide (TOPO) with N–hydroxylamine hydrochloride in the presence of a Lewis acid (AlCl3). Specifications for the HTIP
Externí odkaz:
https://doaj.org/article/129c13c93be841b8a5e5f3cadaed7bdd
Autor:
Asmaa M. Abu El-Soad, Giuseppe Lazzara, Mahmoud O. Abd El-Magied, Giuseppe Cavallaro, Jamelah S. Al-Otaibi, M. I. Sayyed, Elena G. Kovaleva
Publikováno v:
International Journal of Molecular Sciences, Vol 23, Iss 4, p 2396 (2022)
The modification of chitosan represents a challenging task in obtaining biopolymeric materials with enhanced removal capacity for heavy metals. In the present work, the adsorption characteristics of chitosan modified with carboxyl groups (CTS-CAA) to
Externí odkaz:
https://doaj.org/article/3dfc2d53129e4d4d8203655dc84fcf55
Autor:
Eman M. Allam, Taysser A. Lashen, Saeyda A. Abou El-Enein, Mohamed A. Hassanin, Ahmed K. Sakr, Mohamed Y. Hanfi, M. I. Sayyed, Jamelah S. Al-Otaibi, Mohamed F. Cheira
Publikováno v:
Polymers, Vol 14, Iss 5, p 954 (2022)
A new sorbent cetylpyridinium bromide/polyvinylchloride (CPB/PVC) was prepared and tested to extract rare earth elements (REEs) from their chloride solutions. It was identified by FTIR, TGA, SEM, EDX, and XRD. The impact of various factors such as pH
Externí odkaz:
https://doaj.org/article/54d1244f83e344ee8b21ca1beea51658
Publikováno v:
Journal of Biomolecular Structure and Dynamics. :1-12
Publikováno v:
Polycyclic Aromatic Compounds. :1-15
Autor:
Jamelah S. Al‐Otaibi, Yohannan Sheena Mary, Y. Shyma Mary, Martin Krátký, Jarmila Vinsova, Maria Cristina Gamberini
Publikováno v:
ChemistrySelect. 8
Autor:
Jamelah S. Al-Otaibi, Renyer Alves Costa, Emmanoel Vilaça Costa, Victor Lima Tananta, Y. Sheena Mary, Y. Shyma Mary
Publikováno v:
Structural Chemistry. 33:1271-1283
Autor:
Jamelah S. Al-Otaibi, Y.Sheena Mary, Y.Shyma Mary, Martin Krátký, Jarmila Vinsova, Maria Cristina Gamberini
Various quantities of (E)-4-methoxy-N'-(2-(trifluoromethyl)benzylidene) benzohydrazide (EMT) adsorbed on colloidal silver nanoparticles were studied using SERS and results were compared to the normal Raman spectrum. DFT calculations were used to vali
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8a9444e9d86f952dbfe86bd244baf7af
https://doi.org/10.21203/rs.3.rs-2528793/v1
https://doi.org/10.21203/rs.3.rs-2528793/v1