Download Vol. 2, Issue 1 Experimental Study for Assessment Air Age and Occupant Comfort by Adopting Combined Displacement Ventilation with Chilled Ceiling System in Iraq-Hilla City (PDF) Ali Aedan Shbeeb, Alaa Abbas Mahdi and Ahmed Kadhim Hussein An Energy Efficiency and Management of Hybrid Solar Renewable Energy System for Farms: Engineering Economic Present Worth Analysis Approach (PDF) Abdel-Rahman Al-Qawasmi Synthesis and X-ray Crystal Structure of the Bis-ligand Complex (PDF) Violeta Jevtovic Energy and Exergy Analyses of Automotive Organic Rankine Cycles (PDF) Fuhaid Alshammari 2019, Volume I, Issue 2 2021, Volume II, Issue 2