Name Gholamreza Kefayati Affiliation پژوهشگر در خارج از ایران Degree _ Website Email — JournalPaper Presentation Book Thesis FinishedProject Speech GrantAttraction TheorizingChair Publication Innovation ResearchExcellence TitleJournal 1 A comparative experimental investigation of energetic and exergetic performances of water/magnetite nanofluid-based photovoltaic/thermal system equipped with finned and unfinned collectors ENERGY 2 Energy and Exergy Analysis of Using Turbulator in a Parabolic Trough Solar Collector Filled with Mesoporous Silica Modified with Copper Nanoparticles Hybrid Nanofluid Energies