Authors
K.S. Abdel Halim
College of Engineering, University of Ha’il P.O. 2440 Hail, Saudi Arabia
Central Metallurgical Research and Development Institute (CMRDI), Egypt
A.A. El-Geassy
Central Metallurgical Research and Development Institute (CMRDI), Egypt
Mohamed Ramadan
College of Engineering, University of Ha’il P.O. 2440 Hail, Saudi Arabia
Central Metallurgical Research and Development Institute (CMRDI), Egypt
Naglaa Fathy
Department of Physics, College of Science, University of Hail, Saudi Arabia
Abdulaziz S. Al-Ghamdi
College of Engineering, University of Ha’il P.O. 2440 Hail, Saudi Arabia