List of Articles Open Access Article Abstract Page Full-Text 1 - Velocity Distribution in the 90-degree Bend based on the Probability and Entropy Concept S. Sadeghfam Y. Hassanzadeh , M. Moazamnia Open Access Article Abstract Page Full-Text 2 - Sources of Nitrate and Bromide ContaminantsinGroundwater ofthe Alluvial Aquifer of Arak, Iran Feridon Ghadimi Mohammad Ghomi Reza Azimi Open Access Article Abstract Page Full-Text 3 - Experimental Iinvestigation of the Effect of theTtriangular Vanes on the Channel Bed Ttopography Nushin Najafi Birgani Mahmood Shafai Bejestan Mohammad Bahrami Yarahmadi Open Access Article Abstract Page Full-Text 4 - Comprehensive Study of the Crop Water Productivity in Bushehr Province, Iran Hamzehali Alizadeh Bijan Nazari Abdolmajid Liaghat Open Access Article Abstract Page Full-Text 5 - Parametric Evaluation of the Static Stability Analysis of the Asphaltic Concrete Core Rockfill Dams Arash Razmkhah Shahram Shiravi Open Access Article Abstract Page Full-Text 6 - Stepped Spillway Performance: Study of the Pressure and Turbulent Kinetic Energy versus Discharge and Slope Khosro Morovati Afshin Eghbalzadeh