Browsing by Author Refaat, Ahmed

Showing results 1 to 11 of 11
Issue DateTitleAuthor(s)
1-Dec-2019Analytical and computational study of three coptic icons in saint mercurius monastery, EgyptRefaat, Ahmed; Atta, Diaa; Osman, Osama; Mahmoud, Abdel Aziz; El-Kohadary, Sherif; Malek, Wadeea; Ferretti, Marco; Prof. Dr. Hanan Gouda Abdelwahab Ahmed Elhaes ; Ibrahim, Medhat
15-Dec-2018Effect of alkaline elements on the structure and electronic properties of glycineMohammed, Haitham; Mohamed, Doha Adel Awies; Prof. Dr. Hanan Gouda Abdelwahab Ahmed Elhaes ; Refaat, Ahmed; Ibrahim, Medhat; Badry Amin Elsayed, Rania ; Omar, Amina 
15-Dec-2018Effect of li, na, K, be, mg and ca on the electronic properties, geometrical parameters of carboxylic acidsBadry Amin Elsayed, Rania ; Ghanem, Alia S.A.E.; Ahmed, Hend; Fahmy, Ahmed; Prof. Dr. Hanan Gouda Abdelwahab Ahmed Elhaes ; Refaat, Ahmed; Ibrahim, Medhat
1-Dec-2022Enhancing the optical properties of chitosan, carboxymethyl cellulose, sodium alginate modified with nano metal oxide and graphene oxideOmar, Amina ; Badry Amin Elsayed, Rania ; Hegazy, Maroof A.; Yahia, Ibrahim S.; Elhaes, Hanan; Zahran, Heba Y.; Ibrahim, Medhat A.; Refaat, Ahmed
1-Jan-2020Functionalization of graphene quantum dots (GQDs) with chitosan biopolymer for biophysical applicationsBayoumi, Ahmed M. E. ; Refaat, Ahmed; Yahia, Ibrahim S.; Zahran, Heba Y.; Prof. Dr. Hanan Gouda Abdelwahab Ahmed Elhaes ; Ibrahim, Medhat A.; Shkir, Mohd
1-Jan-2020Green route for the removal of pb from aquatic environmentRefaat, Ahmed; Prof. Dr. Hanan Gouda Abdelwahab Ahmed Elhaes ; Ammar, Nabila S.; Ibrahim, Hanan S.; Ibrahim, Medhat
1-Jun-2011Metal interaction with organic acids: Semiempirical molecular modeling approachProf. Dr. Hanan Gouda Abdelwahab Ahmed Elhaes ; Abd-El-Aal, Mohamed; Refaat, Ahmed; Ibrahim, Medhat
1-Jan-2019Modeling the effect of functional groups on the electronic properties of benzene, pyridine and pyrimidineEl Gabaly, Shimaa G.; Youssif, Gehan M.; Bayoumi, Ahmed M. E. ; Ezzat, Hend; Prof. Dr. Hanan Gouda Abdelwahab Ahmed Elhaes ; Refaat, Ahmed; Ibrahim, Medhat A.
15-Oct-2018Molecular modeling analyses for the effect of alkali metal oxides on grapheneIbrahim, Medhat A.; Prof. Dr. Hanan Gouda Abdelwahab Ahmed Elhaes ; El-Khodary, Sherif A.; Morsy, Mohamed; Refaat, Ahmed; Yahia, Ibrahim S.; Zahran, Heba Y.
15-Dec-2018Molecular modeling analyses of polyaniline substituted with alkali and alkaline earth elementsBadry, Rania; Shaban, Hassanein; Prof. Dr. Hanan Gouda Abdelwahab Ahmed Elhaes ; Refaat, Ahmed; Ibrahim, Medhat
Nov-2010Molecular spectroscopic analysis of nano-chitosan blend as biosensorIbrahim, Medhat; Mahmoud, Abdel Aziz; Osman, Osama; Refaat, Ahmed; Soliman, El-Sayed