List of Articles Computational Fluid Dynamics (CFD) Open Access Article Abstract Page Full-Text 1 - Improving efficiency of a gas cyclone in high-temperature operating conditions by using appropriate geometry of vortex finder Akbar Jafarnezhad Hesamoddin SALARIAN Saeid Kheradmand Jahanfar Khaleghinia Open Access Article Abstract Page Full-Text 2 - Effect of using an airfoil-shaped deflector on increasing the efficiency of a savonius vertical axis wind turbine Keyhan Layeghmand Nima Ghiasi Tabari Mehran Zarkesh 10.30495/jest.2022.55788.5179 Open Access Article Abstract Page Full-Text 3 - Effect of building form on wind velocity and pollutant concentration in urban residential context (case Study: District 1 of Shiraz city) mozhgan kamali ali akbar heidari Yaghowb Peyvastehgar Open Access Article Abstract Page Full-Text 4 - Evaluating the Efficiency of Different Cover Forms of the Large Spans in Flowers and Plant Exhibitions Based on the Natural Ventilation Vystem in a Moderate and Humid Climate Alireza Soltanzadeh Katayoun Taghizadeh Jamshid Emami Open Access Article Abstract Page Full-Text 5 - Heat transfer Simulation of solar wall phase chang materials (PCM) for energy storage and optimization Ali Akbar Hosseinjani