Technical Reviewer
- U.S. Army research and development office London, U.K
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Journal of Tribology, ASME Trans.
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Wear Elsevier Publishing Company, UK.
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King Abdul- Aziz University, Saudi Arabia
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Reviewer of many projects with the Academy
of Scientific research and Supreme Council of Universities
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Member of the Promotion Committee for the Professors of Mechanical Engineering
in Egypt 2002- Present