Raid M Suleiman, Harvard-Smithsonian Center for Astrophysics, US Andy Szentgyorgyi , Harvard-Smithsonian Center for Astrophysics, USA Nancy Brickhouse, Harvard-Smithsonian Center for Astrophysics, USA Mayer, USA Isamel Moumen, Université Laval/CFHT, Canada Busso, Italy Mounib Eid, American University of Beirut, Lebanon Randa Asad, American University of Sharjah, UAE Suleiman Baraka, AL Aqsa University, Palestine Hala, Kuwait Sharma, Kuwait Hadia, Egypt Sihem, Algeria Moza? Zouhair Benkhaldoun, Oukaimeden Observatory/Cadi Ayyad University, Morocco Fouad Sefyani, Cadi Ayyad University, Morocco Abdelhadi Jibiri, Cadi Ayyad University, Morocco Abdelmajid Benhida, Cadi Ayyad University, Morocco Ahmed Dassou, Cadi Ayyad University, Morocco Hassane Darhmaoui, Al-Akhawyn University, Morocco