List of Articles حل عددی Open Access Article Abstract Page Full-Text 1 - Mathematical modeling for the phytoremediation of oil-contaminated soils Faraz Montazerolsedgh Reza Ezzatian Soheila Yaghmaei Open Access Article Abstract Page Full-Text 2 - Numerical Solution and Evaluation of Variation Power and Efficiency of Conventional and moving regenerator of Beta-type Stirling Engine In the case of Adiabatic with Exchangers Ideal Alireza Ahmadpour nader rahbar hadi kargar sharifabad Open Access Article Abstract Page Full-Text 3 - Thermodynamic analysis and optimization of the power piston Stirling engine beta can be used to increase the output power and efficiency سید بهمن حسین زاده ساداتی Hadi Kargar Sharifabad نادر رهبر Open Access Article Abstract Page Full-Text 4 - تحلیل عملکرد یاتاقانهای کفگرد هیدرو دینامیکی با روش درونیابی مشتق مهدی زارع مهرجردی اصغر دشتی رحمت آبادی محمدرضا فاضل Open Access Article Abstract Page Full-Text 5 - Numerical investigation of the use of nanoparticles on the cutting surface quality and corrosion intensity in water jet cutting ahmad alavi حسن کاووسی