Research

كلية العلوم

Assiut University

# Title Department Research Year
10941 Electronic Spectra, Acidity Constants, and Solvatochromic Behaviour of some Azoimidazole Derivatives Department of chemistry 1991
10942 Spectral Studies and Cathodic Reduction of Some Thiazolylazo
Derivatives
 		Department of chemistry 1991
10943 On asymptotic stability of certain system of fifth-order differential equations, Colloquium on Differential Equations and Applications, August 21 - 24 , 1991, Budapest-Hungary ; Ann. of Diff. Eqs. , 8(4) , 391 - 400 (1992). Department of Mathematics 1991
10944 Geoelectrical measurements in Wadi Allaqi area, Eastern Desert of Egypt, and their groundwater significance. Department of Geology 1991
10945 Nitriles in Heterocyclic Synthesis. Synthesis and Reactions of Pyrano-[3,2-h]- Quinoline Derivatives Department of chemistry 1991
10946 Redesceription of the cyclopoid copod mesocyclops ogunnus onabamiro (1957) collected from Assiut, Egypt. Zoology & Entomology Department 1991
10947 , (1991) : Lower Cretaceous palynology of El-Kheit – I an Shushan – IX Wells, North – Western Desert, Egypt. Department of Geology 1991
10948 Nonconventional Friedel-Crafts Chemistry: On The Catalytic Action
of Triflic acid and Aluminium Chloride on Selected Acyl Thiolesters.

 		Department of chemistry 1991
10949 Kinetics and mechanism of thermal decomposition of magnesium perchlorate catalysed by metavanadate additives Department of chemistry 1991
10950 Cathodic Stripping voltammetric determination of the caphalsporin antibiotic Ceftriaxone at mercury electrode in aqueous and biological media. Department of chemistry 1991