President

S. Zayed

National Research Centre

Vice President

M.S.M. Sidky

National Research Centre

Vice President

Zeinab M. Hanafi

National Research Centre

Editorial Secretary

M.H. Askar

National Research Centre

Assistant Editorial Secretary

M.A. Ghareep

National Information and Documentation Centre

A.A. Abdel-Rasoul

Atomic Energy Organization

A.A. Hebbeish

National Research Centre

A.E. Harhash

Cairo University

A.I. Khodeir

Suez Canal University

A.M. Islam

AI-Azhar University

A.M. Shams-El-Din

National Research Centre

E.M.I. Fakhr

National Research Centre

E.M. Khairy

Cairo University

F.O. Mohamed

National Research Centre

H.I. El-Sissi

National Research Centre

H.N. Ahmed

National Research Centre

M.B.Fayez

National Research Centre

M.K. Hussein

Central Metallurgical Research

and Development Institute

M.N.Y. Aboul-Enein

National Research Centre

R.M. Eissa

Tanta University

S.H. El-Sayed

Ain Shams University

S.N. Ayyoub

Ain Shams University

S.M.A. Zayed

National Research Centre

Vinice K. Gouda

National Research Centre