الأبحاث

أحمد سعيد محمد اسماعيل شلبى

أستاذ متفرغ

كلية العلوم كيمياء

Hessenberg Matrix In Molecular Graph TheoryChimica Scripta 25 (1985) 252Sweden

1985

Edge Eraure Technique of Computing the Characteristic Polynomialof Molecular GraphsCommunications MATCH in Mathematical Chemistry 18(1985)3W. Germany

1985

On the Ordering of Kekule Structures : Spectral Moments of Factors Graphsof Benzenoid HydrocarbonsCommunications MATCH in Mathematical Chemistry 17(1985) 11W. Germany

1985

Topological Properties of Beneziod Systems : On Hosoya Topological Index.Z. Naturforsch 39A(1984)797W. Germany

1984

Rates and mechanisms of the intermolecular cation-exchangereactions of sodium tetraphenyl boron with sodium- nitrobenzeneand with sodium- p-nitrobenzonitrile}Organic Magnetic Resonance 22 7(1984) 456 U.S.A

1984

On the Ordering of Kekule Structures : Spectral Moments as Measuresof Conjugation in Cyclobutadiene DerivativesCommunications MATCH in Mathematical Chemistry 14(1983)191}W. Germany

1983

ESR studies of ion association: effects on ion pairing onhyperfine splittings in p-substituted Nitrobenzene anionsJCS.Faraday II 76 (1980) 822. U.K.

1980

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Body Energies

Edge Eraure Technique

Excited State Properties

initio Calculations

Mathematical Chemistry

Molecular Graphs

Spectral Moments