Title Removal of Congo red by magnetic nano-alumina using response surface methodologyandartificialneuralnetwork Type Article Keywords Removal of Congo red by magnetic nano-alumina using response surface methodologyandartificialneuralnetwork Abstract Removal of Congo red by magnetic nano-alumina using response surface methodologyandartificialneuralnetwork Researchers sadrollah hassani (First researcher)Mahboube Shirani (Second researcher)abolfazl semnani (Third researcher)Mohsen Hassani (Fourth researcher)Alireza Firooz (Fifth researcher)