Fig. 3From: Removal of ammonia from leachate by using thermophilic microbial fuel cells equipped with membrane electrodeAmmonia removal using thermo- and meso-MFC for open- or closed-circuit modes (bars indicate standard deviations) (a). The XRD pattern of pure struvite and recovery struvite (b). The red line represents pure struvite, and the black line represents collected struviteBack to article page