Jinan University, China
Kansas State University
USA
University of Waterloo
Canada
University of Almeria
Spain
Chiang Mai University
Thailand
King Saud university
Saudi Arabia
CIOMP of CAS, China and Technische Universitat Berlin, Germany
University of Lille
France
Firat University
Turkey
Babol University of Technology
Iran
Central Metallurgical R & D Institute
Egypt
Sri Venkateswara University
India
Islamic Azad University
Iran