Enhanced treatment of landfill leachate wastewater using sono(US)-ozone(O3)–electrocoagulation(EC) process: role of process parameters on color, COD and electrical energy consumption

• Perumal AsaithambiJimma University
• Rajendran GovindarajanHindustan Institute of Technology and Science
• Mamuye Busier YesufJimma University
• P. SelvakumarAdama Science and Technology University
• Esayas AlemayehuJimma University