this study presents a comparison between aluminum and iron plate electrodes on phosphate removal from aqueous solutions by electrocoagulation process. the effectiveness of main operational parameters such as initial ph, initial phosphate concentration and current density were examined. in addition, treated solution and sludge characteristics, energy consumption and electrode mass depletion were...

establishing a network of transit routes with satisfactory demand coverage is one of the main goals of transitagencies in moving towards a sustainable urban development. a primary concern in obtaining such anetwork is reducing operational costs. this paper deals with the problem of minimizing construction costsin a grid transportation network while satisfying a certain level of demand coverage....

Background: In order to reduce the adverse effects of unethical decision-making in the operations function of firms, this study was conducted to identify and determine the causal relationships governing ethical decision barriers in operations and supply chain management. Method: This research is applied in terms of purpose and survey in terms of data acquisition. The research population includ...