List of Articles گرمکن Open Access Article Abstract Page Full-Text 1 - Investigation the effect of porosity on the thermohydraulic performance of a solar air collector with perforated obstacles Amin Ghalenoei Majid Sabzpooshani 10.30495/jest.2023.60014.5352 Open Access Article Abstract Page Full-Text 2 - Experimental Study of the Effect of Using Fin on the Fire Tube of Gas Pressure Reduction Station Heater on Thermal Efficiency and and Reducing the Emission of Greenhouse Gas Saeed Rastegar Hadi Kargarsharifabad Nader Rahbar Mohammad Behshad Shafii, 10.22034/jest.2020.51771.5041 Open Access Article Abstract Page Full-Text 3 - An Experimental Investigation on performance of MWCNT-water nanofluid in a flat plate solar water heater under natural and forced circulations kourosh hasanzade Amid Khosrowdad Open Access Article Abstract Page Full-Text 4 - مدلسازی و بهینهسازی مصرف آب خنککننده در فرایند تبخیر ناگهانی چند مرحلهای شیرینسازی آب شور محمدرضا جعفری نصر خسرو باختری عیسی خوشرو رودبارکی