SAP is an open access publisher of journals covering a wide range of academic disciplines.
International Journal of Theoretical and Mathematical Physics is a peer-reviewed journal, publishing papers on all areas in which theoretical physics and mathematics interact with each other. It features the reports on current developments in theoretical physics as well as related mathematical problems.
Professor, Head of physics in Department of Basic and Applied Science, Faculty of Engineering,Arab Academy for Science and Technology, Alexandria, Egypt, Egypt
Radiation physics and Environmental science