Zobrazeno 1 - 10
of 145
pro vyhledávání: '"Abdelkrim El-Ghayoury"'
Autor:
Lucia Mydlova, Bouchta Sahraoui, Abdelkrim El-Ghayoury, Janusz Berdowski, Anna Migalska-Zalas, Malgorzata Makowska-Janusik
Publikováno v:
Molecules, Vol 29, Iss 16, p 3720 (2024)
The presented work concerns computational investigations of the physical properties of composite materials based on polymer matrix and nonlinear optical (NLO) active chromophores. The structural, electronic, and optical properties of selected tetrath
Externí odkaz:
https://doaj.org/article/1635bb18ed5042d590653a557d96a5e9
Autor:
Gabriela Toader, Paul-Octavian Stănescu, Teodora Zecheru, Traian Rotariu, Abdelkrim El-Ghayoury, Mircea Teodorescu
Publikováno v:
Arabian Journal of Chemistry, Vol 12, Iss 8, Pp 4026-4034 (2019)
In this paper, a novel approach for water-based strippable coatings for surface decontamination is reported. The novelty of this work consists in the development of a new method of removing heavy metals from contaminated surfaces by using polyvinyl a
Externí odkaz:
https://doaj.org/article/b31e6063ab0f4bdfa51dc3fe72c155d4
Autor:
Mouad Filali, Hicham Elmsellem, Tuncer Hökelek, Abdelkrim El-Ghayoury, Oleh Stetsiuk, El Mestafa El Hadrami, Abdessalam Ben-Tama
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 75, Iss 8, Pp 1169-1174 (2019)
In the title compound, C27H30N4O6·H2O, the two dioxolo rings are in envelope conformations, while the pyran ring is in a twisted-boat conformation. The pyradizine ring is oriented at dihedral angles of 9.23 (6) and 12.98 (9)° with respect to the py
Externí odkaz:
https://doaj.org/article/291da3c52e5a4077b7c158cfd28fab73
Publikováno v:
Journal of Taibah University for Science, Vol 11, Iss 6, Pp 930-938 (2017)
Because of organic Ï-conjugated materialsâ optoelectronic properties and potential applications in a wide range of electronic and optoelectronic devices, such as organic solar cells, these materials, including both polymers and oligomers, have been
Externí odkaz:
https://doaj.org/article/16e978fdc143463b98f4bedcd84f3b86
Publikováno v:
Heteroatom Chemistry, Vol 2019 (2019)
We describe, herein, the synthesis, full characterization, and optical properties of four different ligands L1-L4 which associate an azo group, an imidazole unit, and a Schiff base fragment. The UV-visible absorption bands are characteristic of π→
Externí odkaz:
https://doaj.org/article/1689cd2874874c9684d264040b5ff3a9
Autor:
Siham Slassi, Oleh Stetsiuk, Amina Amine, Mohammed Aarjane, Abdelkrim El-Ghayoury, Hafid Zouihri, Khalid Yamni
Publikováno v:
IUCrData, Vol 4, Iss 1, p x190036 (2019)
In the title compound, C20H21N5O, the dihedral angles between the central phenol ring and pendant toluyl and imidazole rings are 3.20 (16) and 81.44 (14)°, respectively; the dihedral angle between the pendant rings is 84.39 (16)°. An intramolecular
Externí odkaz:
https://doaj.org/article/4e80063a00384280bbcb9cab025ca236
Publikováno v:
Molecules, Vol 26, Iss 8, p 2122 (2021)
Four new compounds of formulas [Cu(hfac)2(L)] (1), [Ni(hfac)2(L)] (2), [{Cu(hfac)2}2(µ-L)]·2CH3OH (3) and [{Ni(hfac)2}2(µ-L)]·2CH3CN (4) [Hhfac = hexafluoroacetylacetone and L = 3,6-bis(picolylamino)-1,2,4,5-tetrazine] have been prepared and thei
Externí odkaz:
https://doaj.org/article/10be3a62d85e4198b5f66d2f20d07465
Autor:
Awatef Ayadi, Aziz El Alamy, Olivier Alévêque, Magali Allain, Nabil Zouari, Mohammed Bouachrine, Abdelkrim El-Ghayoury
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 11, Iss 1, Pp 1379-1391 (2015)
The synthesis and full characterization of two tetrathiafulvalene-appended azine ligands, namely 2-([2,2’-bi(1,3-dithiolylidene)]-4-yl)-6-((2,4-dinitrophenyl)hydrazono)methyl)pyridine (L1) and 5-([2,2’-bi(1,3-dithiolylidene)]-4-yl)-2-((2,4-dinitr
Externí odkaz:
https://doaj.org/article/292e17294cb24350beecb6e3ac38112c
Publikováno v:
Crystals, Vol 2, Iss 2, Pp 338-348 (2012)
The condensation reaction of (4-(6,7-dimethyldithio-tetrathiafulvalene)-aniline) with 2,6-diformylpyridine afforded an electroactive Schiff base (N,N,N) pincer (3). This pincer was reacted with Zn(II) cation to yield the corresponding Zinc chloride c
Externí odkaz:
https://doaj.org/article/c48c27bcad07432da3429b90f61d756a
Autor:
Youssef Kandri Rodi, Khalid Misbahi, Abdelkrim El-Ghayoury, Leokadiya Zorina, El Mokhtar Essassi, Lahcen El Ammari
Publikováno v:
Acta Crystallographica Section E, Vol 69, Iss 7, Pp o1159-o1159 (2013)
The title compound, C13H9N3O3, crystallizes with two identical but differently oriented molecules in the asymmetric unit, the dihedral angle between the fused-ring systems of the two molecules being 64.39 (7)°. The two prop-2-ynyl chains are located
Externí odkaz:
https://doaj.org/article/4f24388df6c34a34a33efb1b59b54412