List of Articles Open Access Article Abstract Page Full-Text 1 - Experimental Study of Thermosyphon variable conductivity heat pipe loads using magnetic balls And calculate the overall heat transfer coefficient هادی احمدی محمد بهشاد شفیعی فریده عتابی Open Access Article Abstract Page Full-Text 2 - Comparison and Prediction of the Experimental Data for Thermal Efficiency of a Double-Pipe Heat Exchanger with Fe3O4 Nanofluid Using Artificial Neural Networks محمد اختری مجتبی میرزایی داریوش خسروی مهد Open Access Article Abstract Page Full-Text 3 - An overview of the phenomenon through different scenarios in fluid mechanics and molecular transfer mehrdad mesgarpour Ali Heydari seyfollah saddodin Open Access Article Abstract Page Full-Text 4 - Effect of porous layer on the efficiency of a single slope solar still-Experimental investigation Nader Rahbar Ali Khosh Ahang Open Access Article Abstract Page Full-Text 5 - Investigation of the effect of roof insulation and double wall effect on the energy consumption of office building in Garmsar city with design-builder software Mehdi Shahhoseini Hadi Kargar Sharifabad Open Access Article Abstract Page Full-Text 6 - Electronic Transport and Electrical Conductivity of charge carriers in p-type GaAs monocrystals in the wide temperature range (100-400) K hassan khaleghi Open Access Article Abstract Page Full-Text 7 - Investigating the effect of flash gutter geometry on material flow and defect formation in cold forging of AA 3003 Aluminum alloy milad Bandad Mehrdad Ozve Aminian