Author:Jule, L; Dejene, F; Ali, AG; Roro, Kittessa T; Mwakikunga, Bonex WDate:Jul 2017In this work, electron paramagnetic resonance (EPR) experiment on undoped ZnO and Al doped ZnO (AZO) nanoparticles prepared by facile sol–gel method were investigated. The effects of the Al concentration on room temperature ferromagnetic (FM) ...Read more
Author:Nahman, AntonDate:2010Extended producer responsibility (EPR) is a policy concept aimed at extending producers’ responsibility for their products to the post-consumer stage of their products’ life cycle. One of the outcomes of an effective EPR programme is to move ...Read more
Author:Godfrey, Linda KDate:Nov 2021Informal waste reclaimers are a key part of South Africa’s recycling economy, being responsible for around 51% of all paper and packaging waste collected in South Africa in 2017. Active in the waste and recycling landscape for more than three ...Read more